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rej03f0203-0201 rev.2.01 mar 31, 2008 page 1 of 24 M61508FP the electric volume of built-in non fader volume with tone control rej03f0203-0201 rev.2.01 mar 31, 2008 application ? this ic can be used analog signal processing of power amp. front stage ? this ic can be used car audio system, home audio system and tv. features ? this ic is unnecessary for outside putting cr by using scf for loudness and tone control. bass: +16 db to ?12 db/2 dbstep. f0, q = variable. f0 = 50 hz, 80 hz, 120 hz q = 1, 1.25, 1.5, 2 mid: +12 db to ?12 db/2 dbstep. f0, q = variable. f0 = 700 hz, 1 khz, 2 khz, 10 khz q = 1.5, 2 treble: +12 db to ?12 db/2 dbstep. f0 = variable. f0 = 8 khz, 12 khz loudness: f0 = variable. f0 = 60 hz, 80 hz, 100 hz ? built-in non fader volume +12 db to ?12 db/2 db step, ? db ? built-in zero-crossing detector circuit for changing noise measure. ? built-in differential input and differential output ? built-in input selector (4 input + differential input) ? built-in input gain control 0 db to +18.75 db/1.25 db step ? built-in master volume and fader volume (front, rear) volume: 0 db to ?83 db, ? db/1 db step fader: 0 db, ?1 db, ?2 db, ?3 db, ?4 db, ?6 db, ?8 db, ?12 db, ?16 db, ?20 db, ?30 db, ?45 db, ?60 db, ? db/16 step ? serial data control of 2 lines formula. recommended operating conditions supply voltage range? v cc = 7 v to 9 v v dd = 4.5 v to 5.5 v rated supply voltage? v cc = 8 v v dd = 5 v
M61508FP rej03f0203-0201 rev.2.01 mar 31, 2008 page 2 of 24 system block diagram defp in2 defn in2 ina2 inb2 inc2 ind2 ind1 inc1 inb1 ina1 defn in1 defp in1 differential amp. differential amp. defn out2 defn out1 input gain control input gain control ? + ? + volume1 volume1 volume2 volume2 loudness bass/mid/ treble loudness bass/mid/ treble master volume is composed of volume1 and volume2 master volume is composed of volume1 and volume2 zero-cross detector circuit zero-cross detector circuit fader fader non fader non fader -com interface front front rear rear non fader non fader data clock
M61508FP rej03f0203-0201 rev.2.01 mar 31, 2008 page 3 of 24 ic internal block diagram v cc = 8 v defp in2 defn in2 ina2 inb2 inc2 ind2 defn out2 defp out2 defp in1 defn in1 ina1 inb1 inc1 ind1 defn out1 defp out1 36 35 34 33 32 31 30 29 28 27 26 25 24 23 22 21 20 19 2.2 2.2 2.2 2.2 2.2 2.2 2.2 2.2 2.2 2.2 2.2 rrout2 frout2 nfout2 nc v dd = 5 v clock in 2.2 rrout1 frout1 nfout1 nc data in v cc (analog power supply) 51 k 51 k 51 k 51 k 25.5 k 25.5 k 25.5 k 25.5 k 50 k 50 k 50 k 50 k 50 k 50 k 50 k 50 k - + ? + ? + ? + ? + ? + ? + 30 k 30 k ref 10 12345678910 1112 131415161718 loudness + 3band tone control (bass/mid/treble) loudness + 3band tone control (bass/mid/treble) v dd (digtal power supply) soft changing timer detector gnd zero cross detector zero cross detector a b a b zero-cross detector changing sw ? + ? + i/f 12 db 12 db
M61508FP rej03f0203-0201 rev.2.01 mar 31, 2008 page 4 of 24 pin description pin no. symbol function 1 ref signal ground of ic. grounding about 10 f 2 defp in1 positive input pin of differential amp. 3 defn in1 negative input pin of differential amp. 4 ina1 5 inb1 6 inc1 7 ind1 input pin of channel 1 for input selector sw 8 defn out1 output pin (?) of differential amp. 9 sel out1 output pin of input selector 10 vol in1 input pin of volume1 11 tone out1 output pin of tone 12 fader in1 input pin of volume2 13 rear out1 output pin of fader volume (rear) 14 front out1 output pin of fader volume (front) 15 non fader out1 output pin of non fader volume 16 gnd ground pin 17 data input pin of control data. it synchronized at clock and inputted data 18 n.c. n.c. pin 19 n.c. n.c. pin 20 clock clock input pin for serial data transmission 21 v dd digital power supply pin 22 non fader out2 output pin of non fader volume 23 front out2 output pin of fader volume (front) 24 rear out2 output pin of fader volume (rear) 25 fader in2 input pin of volume2 26 tone out2 output pin of tone 27 vol in2 input pin of volume1 28 sel out2 output pin of input selector 29 defn out1 output pin (?) of differential amp. 30 ind2 31 inc2 32 inb2 33 ina2 input pin of channel 2 for input selector sw 34 defn in1 negative input pin of differential amp. 35 defp in1 positive input pin of differential amp. 36 v cc analog power supply pin
M61508FP rej03f0203-0201 rev.2.01 mar 31, 2008 page 5 of 24 signal communication diagram (channel 1 side only) maximum output voltage =1.8 vrms (built-in clamp circuit) soft changing a : loudness on b : loudness off each changing is soft changing (gain) soft changing a : bypass output b : tone output loudness volume input selector (4 input + differential input) input gain control 0db to +18.75 db 1.25 dbstep volume 1 0 db to ?31 db/1 dbstep maximum input voltage = 1.8 vrms (built-in clamp circuit) 51 k 2 3 4 5 6 7 25.5 k 51 k 25.5 k 50 k 50 k 50 k 50 k + ? + ? + ? + ? + ? 910 8 b a defn out1 scf filter for loudness scf filter for bass scf filter for mid scf filter for treble a b maximum output voltage = 1.8 vrms (built-in clamp circuit) volume 2 0 db to ?62 db/2 dbstep, ? db fader volume (soft changing) rear out1 non fader volume (soft changing) atlenuation : +12 db to ?12 db/2 dbstep, ? db 12 db front out1 non-fader out1 11 12 13 14 15 + ? + ? + ? + ? + ?
M61508FP rej03f0203-0201 rev.2.01 mar 31, 2008 page 6 of 24 electrical characteristics (ta = 25 c, v cc = 8 v, v dd = 5 v, input gain/volume/tone/fader = 0 db, loudness = off, unless otherwise noted.) limits item symbol min typ max unit test conditions circuit current i cc ? ? 40 ma no signal setting pass gain gv ?2 0 +2 db ? volume maximum attenuation quantity a tt (vol) ? ?90 ?80 db vi = 1 vrms, f = 1 khz att (vol) = ? db crosstalk between channels a tt (vol) ?2 0 +2 db att (vol) = 0 db maximum input voltage v im ? ? 1.8 vrms f = 1 khz, din-audio thd = 1% boost quantity (bass) g (bass) b 13 16 19 db f = 100 hz cut quantity (bass) g (bass) c ?15 ?12 ?9 db f = 100 hz boost quantity (mid) g (mid) b 9 12 15 db f = 1 khz cut quantity (mid) g (mid) c ?15 ?12 ?9 db f = 1 khz boost quantity (treble) g (tre) b 9 12 15 db f = 10 khz cut quantity (treble) g (tre) c ?15 ?12 ?9 db f = 10 khz fader maximum attenuation quantity a tt (fed) ? ?90 ?80 db vi = 1 vrms, f = 1 khz, din-audio att (fed) = ? db maximum input voltage v om 1.8 ? ? vrms f = 1 khz, din-audio thd = 1% vno 1 ? 12 ? rg = 0, din-audio vno 2 ? 5 ? bypass setting rg = 0, din-audio output noise voltage vno 3 ? 3.5 ? vrms att (vol) = ? db rg = 0, din-audio total harmonic distortion thd ? 0.01 0.05 % f = 1 khz, v 0 = 0.5 vrms bw : 400 hz to 30 khz channel separation cs ? ?90 ?75 db f = 1 khz, din-audio input selector crosstalk ct ? ?75 ?60 db f = 1 khz, din-audio loudness voltage gain gv (loud) 10 13 16 db loudness on, f = 100 hz vol1 = ?30 db, vol2 = 0 db loud_vol = ?20 db input gain control gv (g ain) 15.75 18.75 21.75 db gv (gain) = +18.75 db common mode rejection ratio cmrr ? 50 ? db 2, 3 pin/34, 35 pin common mode signal input setting
M61508FP rej03f0203-0201 rev.2.01 mar 31, 2008 page 7 of 24 connection of data and clock clock data data signals are read at rising edges of clock. latch signals are read at rising edges of clock. latch signal "h" d0 d1 d2 d3 d32 d33 d34 digital block direct current characteristic limits item symbol min typ max unit test conditions "l" level input voltage v il 0 1.0 "h" level input voltage v ih 4.0 5.0 v v dd = 5 v setting data, clock pin "l" level input electric current i il ?10 ? 10 v = 0 v "h" level input electric current i ih ? ? 10 a v = 5 v data, clock pin
M61508FP rej03f0203-0201 rev.2.01 mar 31, 2008 page 8 of 24 clock and data timing t cr t f t wlc t whc t r 75% 25% clock data t sd t hd digital block alternati ng current characteristic limits item symbol min typ max unit clock cycle time t cr 4 ? ? s clock pulse width ("h" level) t whc 1.6 ? ? clock pulse width ("l" level) t wlc 1.6 ? ? clock rise time t r ? ? 0.4 clock hall time t f ? ? 0.4 data setup time t sd 0.8 ? ? data hold time t hd 0.8 ? ?
M61508FP rej03f0203-0201 rev.2.01 mar 31, 2008 page 9 of 24 data input format d34 d33 d32 d31 d30 d29 d28 d27 d26 d25 d24 d23 d22 d21 d20 d19 d18 d17 d16 d15 d14 d13 d12 d11 d10 d9 d8 d7 d6 d5 d4 d3 d2 d1 d0 00: volume 1/input selector/input gain control/loudness gain 01: volume 2 10: fader/non fader/bass/mid/treble/loudness on/off data transmission direction mid q control 0/1 volume 2 (ch1) volume 2 (ch2) 0 0 0 000000000000 00000 1 0 volume 1 (ch1) volume 1 (ch2) 00000 0 0 input selector input gain control loudness timer setting bass bass f0 control mid f0 control bass q control mid 0/1 0/1 0/1 0/1 0/1 0 1 treble fader non fader (att) loudness f0 control treble f0 control bypass 0: bypass output 1: tone output fader output front/rear changing 0: front 1: rear loudness on/off 0: off 1: on zero-cross detector changing saw 0: front step detector (9 pin, 28 pin) 1: back step detector (11 pin, 26 pin) note: data transmission (rewriting) of d33 = 1, d34 = 0 setting, put 100 ms interval and data transmission data select (d33, d34)
M61508FP rej03f0203-0201 rev.2.01 mar 31, 2008 page 10 of 24 volume 1 code ch1 d0 d1 d2 d3 d4 ch1 d5 d6 attva1 ch2 d7 d8 d9 d10 d11 attva2 ch2 d12 d13 0 db 0 0 0 0 1 0 db 1 1 ?1 db 1 1 1 1 0 ?1 db 0 1 ?2 db 0 1 1 1 0 ?2 db 1 0 ?3 db 1 0 1 1 0 ?3 db 0 0 ?4 db 0 0 1 1 0 ?5 db 1 1 0 1 0 attva2 fixed to 0 db when 0 db to ?12 db setting. ?6 db 0 1 0 1 0 ?7 db 1 0 0 1 0 ?8 db 0 0 0 1 0 ?9 db 1 1 1 0 0 ?10 db 0 1 1 0 0 ?11 db 1 0 1 0 0 ?12 db 0 0 1 0 0 ?16 db 1 1 0 0 0 ?20 db 0 1 0 0 0 ?24 db 1 0 0 0 0 ?28 db 0 0 0 0 0 volume 2 code ch1 d0 d1 d2 d3 ch1 d4 d5 attvb1 ch2 d6 d7 d8 d9 attvb2 ch2 d10 d11 0 db 0 1 1 1 0 db 1 1 ?2 db 1 0 1 1 ?2 db 0 1 ?4 db 0 0 1 1 ?4 db 1 0 ?6 db 1 1 0 1 ?6 db 0 0 ?8 db 0 1 0 1 ?10 db 1 0 0 1 attvb2 fixed to 0 db when 0 db to ?16 db setting. ?12 db 0 0 0 1 ?14 db 1 1 1 0 ?16 db 0 1 1 0 ?24 db 1 0 1 0 ?32 db 0 0 1 0 ?40 db 1 1 0 0 ?48 db 0 1 0 0 ?56 db 1 0 0 0 ? db 0 0 0 0 timer setting code timer d25 d26 5 ms 1 1 10 ms 0 1 15 ms 1 0 20 ms 0 0
M61508FP rej03f0203-0201 rev.2.01 mar 31, 2008 page 11 of 24 tone code loudness volume code mid d8 d9 d10 d11 loudness d21 d22 d23 d24 treble d15 d16 d17 d18 ?2 db 1 1 1 1 12 db 0 1 1 0 ?4 db 0 1 1 1 10 db 1 0 1 0 ?6 db 1 0 1 1 8 db 0 0 1 0 ?8 db 0 0 1 1 6 db 1 1 0 0 ?10 db 1 1 0 1 4 db 0 1 0 0 ?12 db 0 1 0 1 2 db 1 0 0 0 ?14 db 1 0 0 1 0 db 0 0 0 0/1 ?16 db 0 0 0 1 ?2 db 1 0 0 1 ?18 db 1 1 1 0 ?4 db 0 1 0 1 ?20 db 0 1 1 0 ?6 db 1 1 0 1 ?22 db 1 0 1 0 ?8 db 0 0 1 1 ?24 db 0 0 1 0 ?10 db 1 0 1 1 ?26 db 1 1 0 0 ?12 db 0 1 1 1 ?28 db 0 1 0 0 ?30 db 1 0 0 0 bass d0 d1 d2 d3 ? db 0 0 0 0 16 db 0 0 0 1 14 db 1 1 1 0 please refer to 21, 22 page for loudness gain setting. 12 db 0 1 1 0 10 db 1 0 1 0 8 db 0 0 1 0 6 db 1 1 0 0 loudness f0 control 4 db 0 1 0 0 loudness f0 control d30 d31 2 db 1 0 0 0 f0 = 60 hz 1 1 0 db 0 0 0 0 f0 = 80 hz 0 1 ?2 db 1 0 0 1 f0 = 100 hz 1 0 ?4 db 0 1 0 1 ?6 db 1 1 0 1 ?8 db 0 0 1 1 ?10 db 1 0 1 1 ?12 db 0 1 1 1 tone f0, q control code bass f0 control d4 d5 mid f0 control d12 d13 treble f0 control d19 f0 = 50 hz 1 1 f0 = 700 hz 1 1 f0 = 8 khz 1 f0 = 80 hz 0 1 f0 = 1 khz 0 1 f0 = 12 khz 0 f0 = 120 hz 1 0 f0 = 2 khz 1 0 f0 = 10 khz 0 0 bass q control d6 d7 mid q control d14 q = 2 1 1 q = 1.5 1 q = 1.5 0 1 q = 2 0 q = 1.25 1 0 q = 1 0 0
M61508FP rej03f0203-0201 rev.2.01 mar 31, 2008 page 12 of 24 selector code non fader code selector d14 d15 d16 att d26 d27 d28 d29 ina 0 0 1 +12 db 1 0 1 1 inb 1 1 0 +10 db 0 0 1 1 inc 0 1 0 +8 db 1 1 0 1 ind 1 0 0 +6 db 0 1 0 1 differential input 0 0 0 +4 db 1 0 0 1 +2 db 0 0 0 1 0 db 1 1 1 0 ?2 db 0 1 1 0 ?4 db 1 0 1 0 ?6 db 0 0 1 0 ?8 db 1 1 0 0 ?10 db 0 1 0 0 ?12 db 1 0 0 0 ? db 0 0 0 0 input gain control code fader code input gain control d17 d18 d 19 d20 fader d21 d22 d23 d24 0 db 1 1 1 1 0 db 1 1 1 1 1.25 db 0 1 1 1 ?1 db 0 1 1 1 2.50 db 1 0 1 1 ?2 db 1 0 1 1 3.75 db 0 0 1 1 ?3 db 0 0 1 1 5.00 db 1 1 0 1 ?4 db 1 1 0 1 6.25 db 0 1 0 1 ?6 db 0 1 0 1 7.50 db 1 0 0 1 ?8 db 1 0 0 1 8.75 db 0 0 0 1 ?10 db 0 0 0 1 10.00 db 1 1 1 0 ?12 db 1 1 1 0 11.25 db 0 1 1 0 ?14 db 0 1 1 0 12.50 db 1 0 1 0 ?16 db 1 0 1 0 13.75 db 0 0 1 0 ?20 db 0 0 1 0 15.00 db 1 1 0 0 ?30 db 1 1 0 0 16.25 db 0 1 0 0 ?45 db 0 1 0 0 17.50 db 1 0 0 0 ?60 db 1 0 0 0 18.75 db 0 0 0 0 ? db 0 0 0 0
M61508FP rej03f0203-0201 rev.2.01 mar 31, 2008 page 13 of 24 loudness, tone control frequency characteristic figure 1 loudness frequency characteristic 0.0 ?10 ?20 ?30 (dbv) ?40 ?50 ?60 ?70 10 100 1 k frequency 10 k v o l 1 = ? 5 d b v o l 2 = 0 d b l o u d v o l = ? 2 0 d b v o l 1 = ? 1 0 d b v o l 2 = 0 d b l o u d v o l = ? 2 0 d b v o l 1 = ? 1 5 d b v o l 2 = 0 d b l o u d v o l = ? 2 0 d b v o l 1 = ? 2 0 d b v o l 2 = 0 d b l o u d v o l = ? 2 0 d b v o l 1 = ? 2 5 d b v o l 2 = 0 d b l o u d v o l = ? 2 0 d b v o l 1 = ? 3 0 d b v o l 2 = 0 d b l o u d v o l = ? 2 0 d b vol1 = ?5 db vol2 = 0 db loud vol = ?20 db vol1 = ?10 db vol2 = 0 db loud vol = ?20 db vol1 = ?15 db vol2 = 0 db loud vol = ?20 db vol1 = ?20 db vol2 = 0 db loud vol = ?20 db vol1 = ?25 db vol2 = 0 db loud vol = ?20 db vol1 = ?30 db vol2 = 0 db loud vol = ?20 db v o l 1 = ? 3 0 d b v o l 2 = ? 6 d b l o u d v o l = ? 2 0 d b vol1 = ?30 db vol2 = ?6 db loud vol = ?20 db v o l 1 = ? 3 0 d b v o l 2 = ? 1 2 d b l o u d v o l = ? 2 0 d b vol1 = ?30 db vol2 = ?12 db loud vol = ?20 db v o l 1 = ? 3 0 d b v o l 2 = ? 1 8 d b l o u d v o l = ? 2 0 d b vol1 = ?30 db vol2 = ?18 db loud vol = ?20 db v o l 1 = ? 3 0 d b v o l 2 = ? 2 4 d b l o u d v o l = ? 2 0 d b vol1 = ?30 db vol2 = ?24 db loud vol = ?20 db v o l 1 = ? 3 0 d b v o l 2 = ? 3 0 d b l o u d v o l = ? 2 0 d b vol1 = ?30 db vol2 = ?30 db loud vol = ?20 db 100 k figure 2 loudness frequency characteristic (vol = ?30 db, loudness = ?20 db, f0 = variable) ?15.0 ?17.0 ?19.0 ?21.0 (dbv) ?23.0 ?25.0 ?27.0 ?29.0 ?31.0 10 100 1 k frequency 10 k 100 k figure 3 bass frequency characteristic (f0 = 50 hz, q = 2, gv = variable) 20 10 (dbv) 0.0 ?10 ?20 10 100 1 k frequency 10 k 100 k figure 4 bass frequency characteristic (gv = +16 db, f0 = variable, q = 2) 20 10 (dbv) 0.0 ?10 ?20 10 100 1 k frequency 10 k 100 k
M61508FP rej03f0203-0201 rev.2.01 mar 31, 2008 page 14 of 24 figure 5 bass frequency characteristic (gv = +16 db, q = variable, f0 = 50 hz) 20 10 (dbv) 0 ?10 ?20 10 100 1 k frequency 10 k 100 k figure 6 mid frequency characteristic (f0 = 1 khz, q = 2, gv = variable) 20 10 (dbv) 0 ?10 ?20 10 100 1 k frequency 10 k 100 k figure 7 mid frequency characteristic (gv = +12 db, q = 2, f0 = variable) 20 10 (dbv) 0 ?10 ?20 10 100 1 k frequency 10 k 100 k figure 8 mid frequency characteristic (gv = +12 db, f0 = 1 khz, q = variable) 20 10 (dbv) 0 ?10 ?20 10 100 1 k frequency 10 k 100 k
M61508FP rej03f0203-0201 rev.2.01 mar 31, 2008 page 15 of 24 figure 9 treble frequency characteristic (gv = variable) 20 10 (dbv) 0.0 ?10 ?20 10 100 1 k frequency 10 k 100 k figure 10 treble frequency characteristic (gv = +12 db, f0 = variable) 20 10 (dbv) 0.0 ?10 ?20 10 100 1 k frequency 10 k 100 k
M61508FP rej03f0203-0201 rev.2.01 mar 31, 2008 page 16 of 24 zero-crossing detection circuit 1. meaning of zero-crossing detection circuit in the conventional serial data control type volume, anal og sw inside switches over simultaneously with latch condition detector. and the operation completes. clk data a udio signal signal gnd (1/2v cc ) d32 d33 d34 latch conditions noise factor when signal is present in this case the changing noise occurs at the time of latch condition detector, the an alog sw switches over (zero- cross detector strobe occurs) in the moment that the analog signal cross signal ground (1/2v cc ). clk data signal gnd (1/2v cc ) d32 d33 d34 latch conditions zero-cross detector strobe (form signal from inside ic) analog sw changing other, in the case of audio signal isn't inputted (no signal), even if only zero-cross detector circuit detects latch condition, analog sw doesn't switch over for the audio signal never cuts signal ground (1/2v cc ). the time function switches the analog sw after some time t. the timer time can setting with the serial data of 5 ms, 10 ms, 15 ms, 20 ms.
M61508FP rej03f0203-0201 rev.2.01 mar 31, 2008 page 17 of 24 2. connection of zero-crossing detector and timer setting "or" of [zero-cross detector strobe] or [compulsion sw of timer circuit] moves internal analog sw. when for example, suppose that it set to t = 10 ms. clk data d32 d33 d34 latch conditions sw changing audio signal audio signal sw changing t = 10 ms pattern 1 pattern 2 zero-cross detector strobe (form signal from insaide ic) zero-cross detector strobe (form signal from inside ic) in case of pattern 1, the zero-cross detector strobe occurs with the zero-cross detector function, and sw is switched. but in case of pattern 2, the timer function switches the analog sw after t = 10 ms, for the audio input signal didn't cut the signal ground after t = 10 ms which were set with the timer. timer setting time setting for frequency band of input audio signal.
M61508FP rej03f0203-0201 rev.2.01 mar 31, 2008 page 18 of 24 3. timer setting system clk data clk data latch conditions t = 10 ms d34 audio signal audio signal audio signal pattern 2 pattern 1 latch conditions t = 10 ms d34 in case of timer setting time/t = 10 ms setting zero-cross detector audio signal 50 hz > 0% pattern 2 100% pattern 1 50 hz < f = 30 hz f = 30 hz 100% upper fig. f = 1 2 ? t 1 2 ? 10 ms = 50 hz = the timer setting time t makes t = 20 ms (zero-cross detect of 25 hz is 100%) maximum and it is setting by it.
M61508FP rej03f0203-0201 rev.2.01 mar 31, 2008 page 19 of 24 4. connection of data transmission and timer setting M61508FP has the function to make the serial data invalid until it generation the zero-cross detector strobe in ic, after the latch condition detected. clk data timer setting t latch conditions latch conditions zero-cross detector strobe (form signal from insaide ic) a udio signal * in case of upper figurative. the order of data "b" is invalid. sw changing for data "a" serial data transmission interval it "a" "b" d0 to d33 d34 d0 to d33 d34 in to make the serial data transmission inte rval it from mcu (microcomputer) to M61508FP serial data transmi ssion interval = it > timer setting = t the reading error of the data doesn't occur. * serial data transmission interval it = interval of between latch condition and latch condition
M61508FP rej03f0203-0201 rev.2.01 mar 31, 2008 page 20 of 24 the others 1. differential amp. the lower fig. is equalizing circuit, output signal/output voltage of each point. + ? + ? + ? 1.5 vrms 1.5 vrms 1.5 vrms 1.5 vrms 1.5 vrms 8 pin output signal 9 pin output signal differential amp. output signal differential amp. gain calculation formula vin1 vin2 r1 r1 r2 r2 vout vout = (vin1 ? vin2) r1 r2 r1 r2 gv = 20 log input gain control = 0 db 3 pin input signal 2 pin input signal 51 k 51 k 25.5 k 25.5 k differential amp. + ? 2 3 9 8
M61508FP rej03f0203-0201 rev.2.01 mar 31, 2008 page 21 of 24 2. loudness gain setting lower figure is structure of loudness circuit. + ? + ? + ? 10 volume 1 loudness volume loudness filter (gv = 0 db) vin v1 v2 r r r r vout output voltage (vout) of sett ing structure of upper figure it is noted as volume 1 output voltage = v1, loudness filter output voltage = v2, vout and gv (boost quantity) is given at the lower formula vout = v1 + v2 (vrms) vout = 31.6 m + 100 m = 131.6 mvrms ex.) vin = 1 vrms/60 hz, volume1 = ?30 db, output volutage and boost quantity of 60 hz of loudness volume = ?20 db setting from: volume1, loudness volume attenuation quantity become: v1 = 31.6 mvrms v2 = 100 mvrms if the sub situdes the equation for the upper formula, the following equation is given, gv = 20 log ? (?30 db) (31.6 m + 100 m) 1 =12.4 db is obtained gv (v1 + v2) vin ? (volume 1 attenuation quantity) (db) gv = 20 log volume 1 = ?30 db frequency (hz) gain (db) in the item, the loudness gain setting example is shown, when volume 1 fixation and doing the loudness volume variably. please refer to plan.
M61508FP rej03f0203-0201 rev.2.01 mar 31, 2008 page 22 of 24 loudness gain setting example 1. volume 1 = ?10 db loudness volume loudness gain ?2 db 10.9 db ?4 db 9.5 db ?6 db 8.2 db ?8 db 7.1 db ?10 db 6.0 db ?12 db 5.1 db ?14 db 4.2 db ?16 db 3.5 db ?18 db 2.9 db ?20 db 2.4 db ?22 db 1.9 db ?24 db 1.6 db ?26 db 1.3 db ?28 db 1.0 db ?30 db 0.8 db ? db 0 db 10 0 (dbv) ?10 ?20 ?30 ?40 10 100 1 k frequency 10 k 100 k 2. volume 1 = ?20 db loudness volume loudnes s gain ?2 db 19.0 db ?4 db 17.3 db ?6 db 15.6 db ?8 db 13.9 db ?10 db 12.4 db ?12 db 10.9 db ?14 db 9.5 db ?16 db 8.2 db ?18 db 7.1 db ?20 db 6.0 db ?22 db 5.1 db ?24 db 4.2 db ?26 db 3.5 db ?28 db 2.9 db ?30 db 2.4 db ? db 0 db 10 0 (dbv) ?10 ?20 ?30 ?40 10 100 1 k frequency 10 k 100 k
M61508FP rej03f0203-0201 rev.2.01 mar 31, 2008 page 23 of 24 3. volume 1 = ?30db loudness volume loudness gain ?2 db 28.3 db ?4 db 26.4 db ?6 db 24.5 db ?8 db 22.7 db ?10 db 20.8 db ?12 db 19.0 db ?14 db 17.3 db ?16 db 15.6 db ?18 db 13.9 db ?20 db 12.4 db ?22 db 10.9 db ?24 db 9.5 db ?26 db 8.2 db ?28 db 7.1 db ?30 db 6.0 db ? ? db 0 db 10 0 (dbv) ?10 ?20 ?30 ?40 10 100 1 k frequency 10 k 100 k
M61508FP rej03f0203-0201 rev.2.01 mar 31, 2008 page 24 of 24 package dimensions y index mark 1 18 19 36 f *1 *2 *3 e h e d e b p a c detail f a 2 l a 1 include trim offset. dimension "*3" does not note) do not include mold flash. dimensions "*1" and "*2" 1. 2. previous code jeita package code renesas code prsp0036ga-a 36p2r-a mass[typ.] 0.5g p-ssop36-8.4x15-0.80 0.2 0.15 0.13 0.5 0.4 0.35 max nom min dimension in millimeters symbol reference 15.2 15.0 14.8 d 8.6 8.4 8.2 e 2.0 a 2 12.23 11.93 11.63 2.4 a 0.05 0.7 0.5 0.3 l 10 0 c 0.8 e 0.15 y h e a 1 b p 0.65 0.95
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may cause a direct threat to human life or create a risk of h uman injury or which require especially high quality and reliability such as safety systems, or equipment or systems for transportation and traffic, healthcare, combustion co ntrol, aerospace and aeronautics, nuclear power, or undersea communication transmission. if you are considering the use of our products for such purposes, please contact a r enesas sales office beforehand. renesas shall have no liability for damages arising out of the uses set forth above. 8. notwithstanding the preceding paragraph, you should not use renesas products for the purposes listed below: (1) artificial life support devices or systems (2) surgical implantations (3) healthcare intervention (e.g., excision, administration of medication, etc.) (4) any other purposes that pose a direct threat to human life renesas shall have no liability for damages arising out of the uses set forth in the above and purchasers who elect to us e renesas products in any of the foregoing applications shall indemnify and hold harmless renesas technology corp., its affiliated companies and their officers, dir ectors, and employees against any and all damages arising out of such applications. 9. you should use the products described herein within the range specified by renesas, especially with respect to the maximum rating, operating supply voltage range, movement power voltage range, heat radiation characteristics, installation and other product characteristics. renesas sha ll have no liability for malfunctions or damages arising out of the use of renesas products beyond such specified ranges. 10. although renesas endeavors to improve the quality and reliability of its products, ic products have specific characteristic s such as the occurrence of failure at a certain rate and malfunctions under certain use conditions. please be sure to implement safety measures to guard against the poss ibility of physical injury, and injury or damage caused by fire in the event of the failure of a renesas product, such as safety design for hardware and software includin g but not limited to redundancy, fire control and malfunction prevention, appropriate treatment for aging degradation or any other applicable measures. among others, sinc e the evaluation of microcomputer software alone is very difficult, please evaluate the safety of the final products or system manufactured by you. 11. in case renesas products listed in this document are detached from the products to which the renesas products are attached or affixed, the risk of accident such as swallowing by infants and small children is very high. you should implement safety measures so that renesas products may not be easily detached from your products. renesas shall have no liability for damages arising out of such detachment. 12. this document may not be reproduced or duplicated, in any form, in whole or in part, without prior written approval from r enesas. 13. please contact a renesas sales office if you have any questions regarding the information contained in this document, renes as semiconductor products, or if you have any other inquiries. sales strategic planning div. nippon bldg., 2-6-2, ohte-machi, chiyoda-ku, tokyo 100-0004, japan http://www.renesas.com refer to " http://www.renesas.com/en/network " for the latest and detailed information. renesas technology america, inc. 450 holger way, san jose, ca 95134-1368, u.s.a tel: <1> (408) 382-7500, fax: <1> (408) 382-7501 renesas technology europe limited dukes meadow, millboard road, bourne end, buckinghamshire, sl8 5fh, u.k. tel: <44> (1628) 585-100, fax: <44> (1628) 585-900 renesas technology (shanghai) co., ltd. unit 204, 205, aziacenter, no.1233 lujiazui ring rd, pudong district, shanghai, china 200120 tel: <86> (21) 5877-1818, fax: <86> (21) 6887-7858/7898 renesas technology hong kong ltd. 7th floor, north tower, world finance centre, harbour city, canton road, tsimshatsui, kowloon, hong kong tel: <852> 2265-6688, fax: <852> 2377-3473 renesas technology taiwan co., ltd. 10th floor, no.99, fushing north road, taipei, taiwan tel: <886> (2) 2715-2888, fax: <886> (2) 3518-3399 renesas technology singapore pte. ltd. 1 harbour front avenue, #06-10, keppel bay tower, singapore 098632 tel: <65> 6213-0200, fax: <65> 6278-8001 renesas technology korea co., ltd. kukje center bldg. 18th fl., 191, 2-ka, hangang-ro, yongsan-ku, seoul 140-702, korea tel: <82> (2) 796-3115, fax: <82> (2) 796-2145 renesas technology malaysia sdn. bhd unit 906, block b, menara amcorp, amcorp trade centre, no.18, jln persiaran barat, 46050 petaling jaya, selangor darul ehsan, m alaysia tel: <603> 7955-9390, fax: <603> 7955-9510 renesas sales offices ? 2008. renesas technology corp., all rights reserved. printed in japan. colophon .7.2

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