View AKD4640_1208663.PDF datasheet online --- IC-ON-LINE

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ASAHI KASEI
[AKD4640]
AKD4640
AK4640*]--p{*[h Rev.B
ST*@*@--v
AKD4640I*A16rbgMIC/HP/SPKA"v"a` CODEC*A AK4640I*]--p{*[hA**B A/D D/AI *[vobN*[hEA|A*A A/DIY*A D/AIYI*]aA"\A**BfBW^C"^tF*[XEa`I Ae*AOEoRlN^iAfBW^I*[fBI@SiAEC"^tF*[XA"\A**B n I*[_S"OKCh
AKD4640 --AK4640*]--p{*[h *iIBM-ATOEYS*@IvS"^|*[gAEI*U`--pP*[uAER"g**[\tg "**B indows NT*aAIR"g**[\tgI"(R)*iUn*B *j W
@*@*@"\
* DIT, DIREaee*AOEo"u*o--IA"\ * SO*"N*bN--p BNCRlN^ * VSAR"g**[--p 10s"wb_*[
5V Regulator 3.3V Control Data 10pin Header BEEP AUXIN+ HP MOUT+ DIR AK4114 Opt In Opt Out DSP GND
MIC
AK4640
10pin Header
*}1. AKD4640u*bN*}
* nH*}*Ap^*["*}I*--E"Y*t*B
-1-
2003/07
ASAHI KASEI
[AKD4640]
T. *]{*[h}j...A
n `*iZe*
1) "dOEI"z*u [VCC] (*O ) [AGND] (**) [DGND] (**)
= 5.0V (fBW^*"*WbN"dOE ) = 0V = 0V
"z*uI"dOEI*-{(c)c*A*B AK4640OI"dOEI VCCRlN^(c)cOEM...OE*[^'EA 3.3VYeU**B 2) *]*[h*AW"ps"I*Y'e (EZQ*AE ) 3) "dOE"S"u "dOE"S"uOEa*A*Ke"xSZbg*sAA*B SZbgI*u-@I SW2(gOXCb e"x "L"`E"|A*A AK4640AE ) AK4114Ip**[_E" *sAA(c)c"H"`E-Ap**[_E"*oeA*B
n *]*[h
(1) XOE*[u*[h (1-1) AK4114I DIT@"\Zg--p1/2^OEn (MIC, ADC)I*] (1-2) AK4114I DIR@"\Zg--p1/2*A*OEn SPK, MOUT+)I*] (HP, (1-3) AK4114Zg--p1/2*[vobNI*] (1-4) }X^N*bNSU`SC"^tF*[X*M*SO*"(c)cY AK4114 II*[fBIC"^tF*[XtH*[}bgI I2 SEOEA'eA**B AK4114 fs = 32kHz I --AI"(R)*iUnIA*AI*[hI fs = 32kHz E*aE`IU**B (1-1) AK4114 DIT@"\Zg--p1/2^OEnI*] I *...*"-*UZq X1yN PORT2 (DIT)Zg--pU**BORT1 (DIR), PORT3 (ROM)EI1/2a*U`EA P *B
JP5 BICK2 JP6 LRCK2 JP7 LRCK JP8 MCLK JP9 BICK JP10 SDTI
DIR
ADC
(1-2) AK4114 DIR@"\Zg--p1/2*A*OEnI*] I PORT1 (DIR)Zg--pU**BORT3 (ROM)EI1/2a*U`EA*B P JP5 BICK2 JP6 LRCK2 JP7 LRCK JP8 MCLK JP9 BICK JP10 SDTI
DIR
ADC
-2-
2003/07
ASAHI KASEI
[AKD4640]
(1-3) AK4114Zg--p1/2*[vobNI*] *...*"-*UZq X1Zg--pU**BORT1 (DIR), PORT3 (ROM)EI1/2a*U`EA*B P
JP5 BICK2 JP6 LRCK2 JP7 LRCK JP8 MCLK JP9 BICK JP10 SDTI
DIR
ADC
(1-4) }X^N*bNSU`SC"^tF*[X*M*SO*"(c)cY PORT3 (ROM)Zg--pU**BORT1 (DIR)EI1/2a*U`EA*B P JP5 BICK2 JP6 LRCK2 JP7 LRCK JP8 MCLK JP9 BICK JP10 SDTI
DIR
ADC
(2) }X^*[*[h (2-1) AK4114I MCLKZg--p1/2*[vobNI*] (2-2) }X^N*bNSO*"(c)cY
(2-1) AK4114I MCLK Zg--p1/2*[vobNI*] *...*"-*UZq X1Zg--pU**BORT1 (DIR), PORT3 (ROM)EI1/2a*U`EA*B"a*"*[v P obN*[h(LOOP bit = "1")A*]AU**B AK4640"a` I PLLZg--p*eAEA*A`1/2--lE fsAI*] aA"\A**B
JP5 BICK2 JP6 LRCK2 JP7 LRCK JP8 MCLK JP9 BICK JP10 SDTI
DIR
ADC
(2-2) }X^N*bNSO*"(c)cY PORT3 (ROM)Zg--p*A PORT3(c)c MCLKYU**B PORT1 (DIR)EI1/2a*U`EA*B "a*"*[vobN*[h (LOOP bit = "1")A*]AU**BAK4640"a` I PLLZg--p*eAEA*A`1/2 --lE fsAI*]aA"\A**B JP5 BICK2 JP6 LRCK2 JP7 LRCK JP8 MCLK JP9 BICK JP10 SDTI
DIR
ADC
-3-
2003/07
ASAHI KASEI
[AKD4640]
n W"p*Y'e @ (GND) : AGNDAE JP1 DGNDIV*[g OPEN: AGNDAE DGND*E*XEU**B SHORT: AGNDAE DGNDV*[gU**B
A JP4 (M/S) : }X^*[XOE*[u*[hI`I` / MASTER: AK4640}X^*[hA"(R)*ie*e* SLAVE: AK4640XOE*[u*[hA"(R)*ie*e*
n gOXCbI"(R)*i *a*u"H"*A*u L"A**B "
[SW2] (PDN): AK4640AE AK4114Ip**[_E"*B"(R)*i'I H"`E"|U**B " "dOE"S"uOEa*A*Ke"x "L""u--IA*B
n LEDI*\Z|
[LED1] (ERF): AK4114I INT0s"I*o--IA**BAK4114A"*bNZI"-OEoU**B
n VSAR"g**[
AKD4640I IBM-ATOEYS*@IvS"^|*[g(pOE|*[g )'EAR"g**[A"\A**B"*I 10*utbgP*[uA PORT4 (CTRL)AE PC*U`A*B
Connect PC
CSN CCLK CDTI CDTO
AKD4640
10 wire flat cable
10pin Connector
10pin Header
*} . 10*utbgP*[uI*U` 2
-4-
2003/07
ASAHI KASEI
[AKD4640]
n Ai*O"u*o--InH
(1) "u--InHEAA @ MIC"u--InH
J1 MIC
EXT
EXT
JP3 MIC INT
INT
*} MIC"u--InH 3. (1-1) J1(c)c INTs"O"u--I*e*e*
JP3 MIC
INT
EXT
(1-2) J1(c)c EXTs"O"u--I*e*e*
JP3 MIC
INT
EXT
-5-
2003/07
ASAHI KASEI
[AKD4640]
ABEEP"u--InH
C1 1u + R1 20k BPM JP2 BEEPM
J2 BEEP
BPMS C3 1u + R4 20k BPR BEEPR BEEPL
*} BEEP"u--InH 4. (2-1) J2(c)c BEEPRs"O"u--I*e*e*
JP2 BPMS BPM BPR
(2-2) J2(c)c BEEPMs"O"u--I*e*e*
JP2 BPMS BPM BPR
BAUXIN+ "u--InH
C45 1u AUXIN+ + J3 AUXIN+
C46 1u AUXIN+
*} AUXIN+ "u--InH 5.
-6-
2003/07
ASAHI KASEI
[AKD4640]
(2) *o--InHEAA @ HP*o--InH "a*"~...*[gnHaee'ZZSOA~...*[g OFF*e*e*I*ASO*"~...*[gnH*K--vA**B ON*^
C7 47u + HPL
R7 16
J6 HP
HPR C9 47u R8 16
+
*} HP*o--InH 6. AMOUT+*o--InH
J4 MOUT+
C2 MOUT+ 22u R3 47k +
R2 220
*} MOUT+*o--InH 7.
BXs*[J*o--InH
SPK1 020S16 CN1 SPN
2
L
SPP
1
R
*} Xs*[JnH 8.
"-ZAInH--aIZg--pEaeeguEAAe*OI*O"CI*Un*B
-7-
2003/07
ASAHI KASEI
[AKD4640]
U R"g**[\tg}j...A .
n *]{*[hAER"g**[\tgI*Y'e -{*]{*[hE"*eAeR"g**[\tgICEI`IAUn*B I2
1. AKD4640`O*ZQ*AEI*a*A"KX*A*Y'eA*B 2. IBM-ATOEYS*@AEKD4640"*I 10*utbgP*[uA*U`A*B A 10s"wb_*[IOEuE '*OA*B (Windows 2000/XP*aAR"g**[\tg"(R)*ie*e**A"*IhCoC" Xg*[A*BC"Xg*[*u-@EAAI AKMfoCXR"g**[\tgEFA *g hC o*[C"Xg*[}j...A*hOE(c)A*B Windows95/98/ME*aA"(R)*ie*e*IhCoIC" Xg*[I*s--vA**B*(R)*A Windows NT*aAIR"g**[\tgI"(R)*iUn*B ) 3. "AK4640 Evaluation Kit"Ix"\AA e CD-ROM CD-ROMhCuE`}"uA*B
4. CD-ROMhCuEANZXA*A "AKD4640.exe"_uNSbN*AR"g**[v*O-- *aA*B 5. OEaILZQ*AEA*]A*B
n `*iZe* LIZe*ZcAA*B
1. *aLE*]AA*AR"g**[v*O--*aA*B 2. Port Setup{^"NSbNA*B 3. Write default{^"NSbNA*B 4. OEaI"KX*A_CA*O--*a*Af*[^"u--IA AK4534*]A*B
n Se{^"I*a-3/4
1. [Port Setup] : 2. [Write default] : 3. [All Read] : 4. [Function1] : 5. [Function2] : 6. [Write] : 7. [Read] : vS"^|*[gI*Y'eU**B AK4640IOEWX^*Su*Y'eEU**B AK4640I`SAIOEWX^"CY*oU**B L*[{*[h`*iEaee*`*Y_CA*O--*aU**B L*[{*[h`*iEaee*`*Y_CA*O--*aU**B SeOEWX^E`I1/2}EX`*iEaeef*[^*`*Y_CA*O--*aU**B SeOEWX^E`I1/2f*[^"CY*YU**B
-8-
2003/07
ASAHI KASEI
[AKD4640]
n Se_CA*OI*a-3/4
1. [Function1_CA*O ] :L*[{*[h`*iEaeef*[^*`*Y_CA*O *E Address{bNX : *E Data{bNX : f*[^*`*AhOEX 16*i*" 2OE...A"u--IU**B f*[^ 16*i*" 2OE...A"u--IU**B
*E"u--I1/2'lAK4640E*`**e*I "OK"{^"*A*`*UE*e*I "Cancel"{^" YA*B 2. [Function2_CA*O ] :IPGAyN ATTL, ATTR*]--pI_CA*O *EAhOEX 0CH, 0DHEIY`I*e_CA*OA**B 0BH,
*E Address{bNX : f*[^*`*AhOEX 16*i*" 2OE...A"u--IU**B *E Start Data{bNX : Start Data 16*i*" 2OE...A"u--IU**B *E Data{bNX End : End Data 16*i*" 2OE...A"u--IU**B *E Interval{bNX : IntervalSOSuA AK4640Ef*[^*`*YU**B *E Step{bNX : StepSOSuAf*[^*`S*|U**B *E Mode Select{bNX u"_AFbN1/2*e*AEFbNE*e*E : FbN1/2*e* End DataUA'B*AcE Start DataE-eU**B : Start Data(c)c [ZA*s--a Start Data = 00, End Data = 09 ] f*[^I--e: 00 01 02 03 04 05 06 07 08 09 09 08 07 06 05 04 03 02 01 00 FbNE*e* Start Data(c)c End DataUA'B*A : Start DataEI-eUn*B [ZA*s--a Start Data = 00, End Data = 09 ] f*[^I--e: 00 01 02 03 04 05 06 07 08 09 *E"u--I1/2'lAK4640E*`**e*I "OK"{^"*A*`*UE*e*I "Cancel"{^" YA*B 3. [Write_CA*O ]: }EX`*iEaeef*[^*`*Y_CA*O
*ESeOEWX^E`I1/2_CA*O eU**B *ESeOEWX^E`I1/2 Write{^"NSbN*A_CA*O-- U**BFbN{bNX FbN(u"_FbN1/2oA* )*eAE*Af*[^I "H"U1/2I "1"EEe*AFbNEeIf *[^I "L"U1/2I "0"EEeU**B *E"u--I1/2'lAK4640E*`**e*I "OK"{^"*A*`*UE*e*I "Cancel"{^" YA*B
-9-
2003/07
ASAHI KASEI
[AKD4640]
n f*[^I*\Z| "u--Ie1/2f*[^IOEWX^}bvE*\Z|eU**B*OZI "H"U1/2I "1"*\*A*AZI "L"U1/2I "0"*\ U**Bu"N*"*If*[^V*[gA'eeAE*"*A**B n `*i*aI'*O
Function1, Function2_CA*O--*a1/2c*A*K`SAI{bNXEf*[^"u--IA*Bf*[^V *[gA-eAEf*[^aAhOEX"u--I1/2*e**AU1/2I*Af*[^I"u--I"r'I*e*A"OK"{^" NSbN1/2*e*I*AOEx**_CA*O*\Z|eU*IA*A*A"x*A_CA*O--*aA*Af*[^"u --I'1/4A*B "Cancel"{^"NSbN1/2*e*yN*AFbN{bNXI*e*IIOEAeAI e Un*B
- 10 -
2003/07
ASAHI KASEI
[AKD4640]
MEASUREMENT RESULTS 1. EXT mode (slave mode)
[Measurement condition] * Measurement unit: Audio Precision, System two * BICK: 64fs * Bit: 16bit * Measurement Frequency: 20 20kHz * Power Supply: AVDD=DVDD=PVDD=HVDD=3.3V * Temperature: Room * Input Frequency: 1kHz * Sampling Frequency: 44.1kHz
[Measurement Results]
1. ADC (INT) characteristics (MIC Gain = +20dB, IPGA=0dB, ALC1 = OFF, INT a IPGA a ADC) L[dB] THD+N 20kHzLPF (-1dB) 80.9 DR S/N 20kHzLPF + A-weighted 20kHzLPF + A-weighted 84.4 84.5
2. DAC (HPL/HPR) characteristics (RL=22.8, DATT=0dB, DAC a HPL/HPR) L[dB] R[dB] THD+N DR S/N 20kHzLPF (-3dB) 20kHzLPF + A-weighted 20kHzLPF + A-weighted 70.6 89.7 90.1 71.3 89.7 90.2
- 11 -
2003/07
ASAHI KASEI
[AKD4640]
2. PLOT DATA 2-1. ADC (INT a IPGA a ADC) PLOT DATA
AKM AK4640 ADC THD+N vs. Input Level VDD=3.3V, fs=44.1kHz, fin=1kHz
-70 -72 -74 -76 -78 d B F S -80 -82 -84 -86 -88 -90 -120
-110
-100
-90
-80
-70
-60 dBr
-50
-40
-30
-20
-10
+0
Sweep 1
Trace 1
Color Red
Line Style Solid
Thick 3
Data DSP Anlr.THD+N Ampl A
Axis Left
Comment
ADDA.at2c
Figure 9. THD+N vs. Input Level
AKM AK4640 ADC THD+N vs. Input Frequency VDD=3.3V, fs=44.1kHz, Input=-1.0dBr
-70 -72 -74 -76 -78 d B F S -80 -82 -84 -86 -88 -90 20
50
100
200
500 Hz
1k
2k
5k
10k
20k
Sweep 1
Trace 1
Color Red
Line Style Solid
Thick 3
Data DSP Anlr.THD+N Ampl A
Axis Left
Comment
ADDA.at2c
Figure 10. THD+N vs. Input Frequency
- 12 -
2003/07
ASAHI KASEI
[AKD4640]
AKM
+0 -10 -20 -30 -40 d B F S -50 -60 -70 -80 -90 -100 -110 -120 -120
A K 4 6 4 0 A D C L inearity VDD=3.3V, fs=44.1kHz, fin=1kHz
-110
-100
-90
-80
-70
-60 dBr
-50
-40
-30
-20
-10
+0
Figure 11. Linearity
AKM
-0 -0.5 -1 -1.5 -2 -2.5 -3 -3.5 -4 -4.5 -5 20
A K 4 6 4 0 A D C F requency Response VDD=3.3V, fs=44.1kHz, Input = -1dBr
d B F S
50
100
200
500 Hz
1k
2k
5k
10k
20k
Figure 12. Frequency Response
- 13 -
2003/07
ASAHI KASEI
[AKD4640]
AKM
AK4640 ADC FFT Plot VDD=3.3V, fs=44.1kHz, fin=1kHz, Input=-1.0dBr
+0 -10 -20 -30 -40 -50 -60
d B F S
-70 -80 -90 -100 -110 -120 -130 -140 -150 -160 20 50 100 200 500 Hz
Sweep 1 Trace 1 Color Red Line Style Solid Thick 3 Data Fft.Ch.1 Ampl Axis Left ADDA.at2c Comment
1k
2k
5k
10k
20k
Figure 13. FFT Plot ( Input level=-1.0dBFS)
AKM AK4640 ADC FFT Plot VDD=3.3V, fs=44.1kHz, fin=1kHz, Input=-60dBr
+0 -10 -20 -30 -40 -50 -60 d B F S -70 -80 -90 -100 -110 -120 -130 -140 -150 -160 20 50 100 200 500 Hz
Sweep 1 Trace 1 Color Red Line Style Solid Thick 3 Data Fft.Ch.1 Ampl Axis Left ADDA.at2c Comment
1k
2k
5k
10k
20k
Figure 14. FFT Plot ( Input level=-60.0dBFS )
- 14 -
2003/07
ASAHI KASEI
[AKD4640]
AKM
AK4640 ADC FFT Plot VDD=3.3V, fs=44.1kHz, fin=None
+0 -10 -20 -30 -40 -50 -60
d B F S
-70 -80 -90 -100 -110 -120 -130 -140 -150 -160 20 50 100 200 500 Hz
Sweep 1 Trace 1 Color Red Line Style Solid Thick 3 Data Fft.Ch.1 Ampl Axis Left ADDA.at2c Comment
1k
2k
5k
10k
20k
Figure 15. FFT Plot ( No signal )
- 15 -
2003/07
ASAHI KASEI
[AKD4640]
2-2. DAC (DAC a HPL/HPR) PLOT DATA
AKM AK4640 HP THD+N vs. Input Level (DAC -> HP) VDD=3.3V, fs=44.1kHz, fin=1kHz
-60
-65
-70
-75 d B r A -85
-80
-90
-95
-100 -120
-110
-100
-90
-80
-70
-60 dBFS
-50
-40
-30
-20
-10
+0
Sweep 1 1
Trace 1 2
Color Red Blue
Line Style Solid Solid
Thick 3 3
Data Anlr.THD+N Ampl Anlr.THD+N Ampl
Axis Left Left
Comment
ADDA.at2c
Figure 16. THD+N vs. Input Level
AKM AK4640 HP THD+N vs. Input Frequency (DAC -> HP) VDD=3.3V, fs=44.1kHz, Input=-3dBFS
-50 -55 -60 -65 -70 -75 -80 -85 -90 -95 -100 20
d B r A
50
100
200
500 Hz
1k
2k
5k
10k
20k
Sweep 1 1
Trace 1 2
Color Red Blue
Line Style Solid Solid
Thick 3 3
Data Anlr.THD+N Ampl Anlr.THD+N Ampl
Axis Left Left
Comment
ADDA.at2c
Figure 17. THD+N vs. Input Frequency
- 16 -
2003/07
ASAHI KASEI
[AKD4640]
AKM
AK4640 HP Linearity (DAC -> HP) VDD=3.3V, fs=44.1kHz, fin=1kHz
+0 -10 -20 -30 -40
d B r A
-50 -60 -70 -80 -90 -100 -110 -120 -120
-110
-100
-90
-80
-70
-60 dBFS
-50
-40
-30
-20
-10
+0
Sweep 1 1
Trace 1 2
Color Red Blue
Line Style Solid Solid
Thick 3 3
Data Anlr.Bandpass Anlr.Bandpass
Axis Left Left
Comment
ADDA.at2c
Figure 18 Linearity
AKM
+1 +0.9 +0.8 +0.7 +0.6 +0.5 +0.4 +0.3 +0.2 d B r A +0.1 +0 -0.1 -0.2 -0.3 -0.4 -0.5 -0.6 -0.7 -0.8 -0.9 -1 2k 4k 6k 8k 10k Hz 12k 14k 16k 18k 20k
AK4640 HP Frequency Response (DAC -> HP) VDD=3.3V, fs=44.1kHz, Input=0dBFS
Figure 19. Frequency Response (including external HPF)
- 17 -
2003/07
ASAHI KASEI
[AKD4640]
AKM
AK4640 HP FFT Plot (DAC -> HP) VDD=3.3V, fs=44.1kHz, fin=1kHz, Input=-3dBFS
+0
-20
-40
-60 d B r A -100
-80
-120
-140
-160 20
50
100
200
500 Hz
1k
2k
5k
10k
20k
Sweep 1 1
Trace 1 2
Color Red Blue
Line Style Solid Solid
Thick 3 3
Data Fft.Ch.1 Ampl Fft.Ch.2 Ampl
Axis Left Left
Comment
ADDA.at2c
Figure 20. FFT Plot ( Input level=-3dBFS )
AKM AK4640 HP FFT Plot (DAC -> HP) VDD=3.3V, fs=44.1kHz, fin=1kHz, Input=-60dBFS
+0
-20
-40
-60 d B r A -100
-80
-120
-140
-160 20
50
100
200
500 Hz
1k
2k
5k
10k
20k
Sweep 1 1
Trace 1 2
Color Red Blue
Line Style Solid Solid
Thick 3 3
Data Fft.Ch.1 Ampl Fft.Ch.2 Ampl
Axis Left Left
Comment
ADDA.at2c
Figure 21. FFT Plot ( Input level=-60.0dBFS )
- 18 -
2003/07
ASAHI KASEI
[AKD4640]
AKM
AK4640 HP FFT Plot (DAC -> HP) VDD=3.3V, fs=44.1kHz, fin=None
+0
-20
-40
-60 d B r A -100
-80
-120
-140
-160 20
50
100
200
500 Hz
1k
2k
5k
10k
20k
Sweep 1 1
Trace 1 2
Color Red Blue
Line Style Solid Solid
Thick 3 3
Data Fft.Ch.1 Ampl Fft.Ch.2 Ampl
Axis Left Left
Comment
ADDA.at2c
Figure 22. FFT Plot ( No signal )
AKM AK4640 HP Crosstalk (DAC -> HP) VDD=3.3V, fs=44.1kHz, Input=-3dBFS
-60
-65
-70
-75 d B
-80
-85
-90
-95
-100 20
50
100
200
500 Hz
1k
2k
5k
10k
20k
Sweep 1 2
Trace 1 1
Color Red Blue
Line Style Solid Solid
Thick 3 3
Data Anlr.Crosstalk Anlr.Crosstalk
Axis Left Left
Comment
ADDA.at2c
Figure 23. Crosstalk Plot
- 19 -
2003/07
ASAHI KASEI
[AKD4640]
*d--vE'*OZ-*
*{ * *] { *{ } (R) * ... * (c) *{ ) ( * * * * (c) x TM (R) ... TM (R)/ * / (c) * (c) / / * ] (c) /(c) (R) /*
- 20 -
2003/07
A
B
C
D
E
DGND MOUT+
JP1 GND
AGND
BEEPR
BEEPM
BEEPL
E
AUXIN+
AUXIN-
E
C4 1u +
D
52
51
50
49
48
47
46
45
44
43
42
41
U1
AUXIN+
AUXIN-
MOUT+
BEEPM
MOUT2
BEEPR
BEEPL
MOUT-
MIN
AIN
NC
NC
NC
40
C5 1u
1
MICOUT
MUTET
39
EXT C8 1u
2
NC
HPL
38
3
EXT
HPR
37
R9
2.2k
4 MPE HVSS 36
R10 2.2k
5 MPI HVDD 35
C12 1u
C
INT
6
INT
SPN
34
7
VCOM
AK4640
SPP
33
C13 2.2u
+
C14 0.1u
8 AVSS M/S 32
C15 C16 10u 0.1u
9 AVDD XTI/MCKI 31
REG
10
C17 0.1u
11
PVDD
XTO
30
PVSS
DVSS
29
B
R13 10 R14 10k
12
VCOC
DVDD
28
CSN/CAD1
CCLK/SCL
MCKO
CDTO
SDTO
CAD0
LRCK
BICK
SDTI
PDN
I2C
NC
C20 4.7n
CDTI/SDA
13
NC
NC
27
14
15
16
17
18
19
20
21
22
23
24
25
R15 51
R16 51
R17 51
R18 51
CSN
CDTI
CDTO
CCLK
SDTI
PDN
A
LRCK
SDTO
BICK
26
TEST1
Title Size Document Number
A
B
C
+
C18 0.1u
+
+
C6 1u
D
HPL
HPR
+ +
C10 0.1u
C11 10u REG
SPN
C
SPP
+
MCKI
C19 10u
B
MASTER JP4 M/S
SLAVE
A
AKD4640
AK4640
Sheet
E
Rev
A3
Date:
D
B 1
of
Thursday, July 03, 2003
5
A
B
C
D
E
BPM C1 1u + R1 20k JP2
BEEPM
E
J2 BEEP C3 1u + C45 1u + R4 20k
BPMS BPR BEEPR BEEPL + C2 22u R3 47k J6 HP R2 220
J4 MOUT+
E
MOUT+
C7 47u + HPL AUXIN+ HPR C9 47u
R7 16
J3 AUXIN+
+
R8 16
D
D
C46 1u AUXIN+
J1 MIC
C
EXT
EXT
C
JP3 MIC INT CN1 SPN
2
INT
SPK1 020S16 L
SPP
1
R
B
B
A
A
Title Size Document Number
AKD4640
Input/Output
Sheet
E
Rev
A3
Date:
A B C D
B 2
of
Thursday, July 03, 2003
5
A
B
C
D
E
VCC
1
VCC for 74HC14, 74HCT157, 74HCT04
1
L1 10u
2
T1 TA48M33F
GND IN OUT
L2 47u
6 5 6 5 GND VCC GND OUT 4 3 2 1 2
E
REG C26 0.1u
PORT1
C21 0.1u
C22 0.1u
C23 0.1u
C24 47u
+
C25 0.1u
E
DIR
C27 0.1u
+ C28 10u
R19 470
C29 10u REG + C30 0.1u
C31 0.47u
R20 18k
48
47
46
45
44
43
42
41
40
39
38
U2
D
VCOM
TEST1
AVDD
AVSS
INT1
NC
NC
RX3
RX2
RX1
RX0
R
37
D
U3A
INT0 36 1 2
R21 1k
2
LED1 ERF
1
VCC
1
IPS0
74HCT04
2 NC OCKS0 35
3
DIF0
OCKS1
34
4
TEST2
CM1
33
5
DIF1
CM0
32
C
6
NC
DIF2
XTI
1
7
AK4114
C
PDN
31
4114_PDN C32 5p
30
X1 11.2896MHz
8 2 IPS1 XTO 29
C33 5p
U3C
9 P/SN DAUX 28 6 5 4
U3B
3
SDTO
74HCT04
10 XTL0 MCKO2 27
74HCT04 DAUX
11
B
XTL1
BICK
26
DIR_BICK
B
12
VIN MCKO1 COUT UOUT DVDD BOUT VOUT DVSS DVSS TVDD LRCK TX0 TX1
SDTO
25
DIR_SDTO
13
14
15
16
17
18
19
20
21
22
23
C34 0.1u +
C35 0.1u +
24
DIR_LRCK
DIR_MCLK
VCC
VCC
C36 10u REG
C37 10u
PORT2
A
5 6
5 6
IN VCC IF GND
4 3 2 1
A
DIT
R22 1k
C38 0.1u
Title Size Document Number
AKD4640
DIR/DIT
Sheet
E
Rev
A3
Date:
A B C D
B 3
of
Thursday, July 03, 2003
5
A
B
C
D
E
U4
MCKI
E
11
Y8
A8
9
E
JP5 BICK2 BICK JP6 LRCK2 LRCK
13 Y6 A6 7 12 Y7 A7 8
JP7 LRCK DIR_LRCK
SDTI R23 51 CDTI R24 51 CCLK R25 51
D
14
Y5
A5
6
15
Y4
A4
5
16
Y3
A3
4
CSN
17
Y2
A2
3
D
PDN
18
Y1
A1
2
10
GND
G2
19
C39 0.1u
20 VCC G1 1
REG
74LVC541
C
VCC JP9 BICK
Y1 Y2 Y3 Y4 Y5 Y6 Y7 Y8 18 17 16 15 14 13 12 11
JP8 MCLK DIR_MCLK MCLK BICK LRCK SDTI VCC
1 2 3 4 5
C
U5 R26 R29 R31 PORT4
1 2 3 4 5 10 9 8 7 6
PORT3
10 9 8 7 6
10k 10k 10k
R27 R28 R30
470 470 470
CSN CCLK CDTI CDTO R33 51
2 3 4 5 6 7 8 9 1 19
A1 A2 A3 A4 A5 A6 A7 A8 G1 G2
DIR_BICK
ROM R32 10k VCC
CTRL
74HCT541
B
CDTO
ADC JP10 SDTI
DAUX
B
VCC
VCC
DIR
DIR_SDTO
R34 10k U6A
1 2 3
2
U6B
4 5
U6C
6
1
D2 HSU119
R35 10k U6E
11 10 9
U6D
8
MUTE L
3 1
4114_PDN
74HC14
74HC14
74HC14
H SW2 PDN
2
74HC14
74HC14
A
C41 0.1u
Title Size Document Number
A
AKD4640
LOGIC
Sheet
E
Rev
A3
Date:
A B C D
B 4
of
Thursday, July 03, 2003
5
A
B
C
D
E
E
E
D
D
U6F
13 12
74HC14 U3D
9 8
74HCT04 U3E
11
C
10
74HCT04 U3F
13 12
C
74HCT04
B
B
A
A
Title Size Document Number
AKD4640
PIN
Sheet
E
Rev
A3
Date:
A B C D
B 5
of
Thursday, July 03, 2003
5

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