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ICs for TV
AN96A07K
Dynamic Focus Controller IC for CRT Monitor
s Overview
The AN96A07K is a dynamic astigmatizm and focus (DAF)IC for CRT monitor. It outputs parabola waves for focus control.
26.70.3 Unit : mm
s Features
q fH q
q
=15 to 90kHz, fV = 50 to 120Hz Constant-amplitude parabola-wave output following input frequency Coefficient of parabola-wave is controlled by an external resistor
8.40.3 4.800.25
1.050.25 3.050.25
3 to 15
10.160.25
0.45- 0.05
+ 0.1
28-Pin SDIP Package (SDI 028-P-0400)
s Block Diagram
To Pin28 100pF + 18 25 15 VCC2 5 + + 28 2 REF DC SAW - TOOTH LIN - LOG Conv.
+ -
1F 27 17
0.1F 26 19
0.27F 20 21
10k 10k 23 24
220k 22
VCC1
HOLD
SAW - TOOTH
ABS.
LIN - LOG Conv.
- +
LIN - LOG Conv.
16
1F 1F
HOLD
ABS.
LIN - LOG Conv.
14
1 7 + 1F 3 0.1F 6 4 8 330pF 100pF To Pin28 10k 10k 220k 9 10 12 13 11
1.778
0.50.1 0.90.25
ICs for TV
s Pin Descriptions
Pin No. 1 2 3 4 5 6 7 8 9 GND Reference bias output (6V) Hor. sampling pulse input Hor. phase shift pulse input VCC1 (12V) Holding Hor. system reference bias output (2V) Triangular waveform generation capacitor Oscillation prevention capacitor Pin name Pin No. 15 GND 16 Ver. parabola output 17 Holding 18 Ver. system reference bias output (2V) 19 Triangular waveform generation capacitor 20 Oscillation prevention capacitor 21 Oscillation prevention capacitor 22 Ver. parabola output amplitude adj. 23 Feedback input 24 Feedback output 25 VCC2 (12V) 26 Ver. phase shift pulse input 27 Ver. sampling pulse input 28 Reference bias output (4V) Pin name
AN96A07K
10 Oscillation prevention capacitor 11 Hor. parabola output amplitude adj. 12 Feedback input 13 Feedback output 14 Hor. parabola output
s Absolute Maximum Ratings
Parameter Supply voltage Supply current Power dissipation Note 2) Operating ambient temperature Note 1) Storage temperature Note 1) Symbol VCC
ICC
Rating 13.4 30 402 - 20 to + 75 - 55 to + 150
Unit V mA mW C C
PD Topr Tstg
Note 1) Ta= 25C except operating ambient temperature and storage temperature. Note 2) Allowable power dissipation of the package at Ta=75C.
s Recommended Operating Range (Ta= 25C)
Parameter Operating supply voltage range Symbol VCC Range 9.6V to 13.2V
AN96A07K
s Electrical Characteristics (Ta=252C)
Parameter Circuit current Circuit voltage Circuit voltage Circuit voltage Circuit voltage Hold charging current (1) Hold charging current (2) Hold discharging current (1) Hold discharging current (2) Hold leak voltage (1) Hold leak voltage (2) Triangular wave output voltage (1) Triangular wave output voltage (2) Triangular wave charging current (1) Triangular wave charging current (2) Triangular wave charging current (3) Triangular wave charging current (4) Triangular wave linearity (1) Triangular wave linearity (2) Triangular wave discharging current (1) Triangular wave discharging current (2) Parabola output voltage (1) Parabola output voltage (2) Parabola output voltage (3) Parabola output voltage (4) Parabola output voltage (5) Parabola output voltage (6) Parabola output voltage (7) Parabola output voltage (8) Clamp output voltage (1) Clamp output voltage (2) Horizontal operation frequency (max.) Vertical operation frequency (max.) Horizontal triangular wave output amplitude Vertical triangular wave output amplitude Horizontal parabola wave output amplitude Vertical parabola wave output amplitude Parabola wave exponential coefficient (horizontal) Parabola wave exponential coefficient (vertical) Symbol ICC V 2-1.15 V28-1.15 V 7-1.15 V18-1.15 I 6 (C) I17 (C) I 6 (D) I17 (D) I 6 (L) I17 (L) V 8-7 V19-18 I 8 (C1) I19 (C1) I 8 (C2) I19 (C2) I 8 (R) I19 (R) I 8 (D) I19 (D) V14 (1) V14 (2) V14 (3) V14 (4) V16 (5) V16 (6) V16 (7) V16 (8) V14 (CL) V16 (CL) fH (max.) fV (max.) e1 e2 e3 e4 H V Operable upper limit frequency Operable upper limit frequency fH=15 to 90kHz fV= 50 to 120Hz fH= 64kHz I11= - 20A fV= 90Hz I22= - 20A 10k between Pin12 to 13 10k between Pin12 to 28 10k between Pin23 to 24 10k between Pin23 to 28 See table 1 - 28 - 28 -165 -165 -3 -3 7.0 7.0 3.7 8.0 - 0.3 - 4.5 3.7 8.0 - 0.3 - 4.5 10.2 10.2 - 20 - 20 -135 -135 0 0 8.5 8.5 4.2 9.5 0 - 3.5 4.2 9.5 0 - 3.5 10.7 10.7 (100) (150) (4) (4) (4) (4) (2) (2) Condition min 14 5.7 3.7 1.4 1.4 - 450 - 450 290 290 -1.0 -1.0 typ 19 6.2 4.2 1.9 1.9 - 370 - 370 370 370
ICs for TV
max 24 6.7 4.7 2.4 2.4 - 290 - 290 450 450 +1.0 +1.0 0.2 0.2 - 12 - 12 -105 -105 +3 +3 9.5 9.5 4.7 11.0 + 0.3 - 2.5 4.7 11.0 + 0.3 - 2.5 11.2 11.2
Unit mA V V V V A A A A A A V V A A A A A A mA mA V V V V V V V V V V kHz Hz VP - P VP - P VP - P VP - P
Note) The value in the above characteristics is not a guaranteed value, but reference one on design.
ICs for TV
Table 1
No. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 Parameter Circuit current Circuit voltage Circuit voltage Circuit voltage Circuit voltage Hold charging current (1) Hold charging current (2) Hold discharging current (1) Hold discharging current (2) Hold leak current (1) Hold leak current (2) Triangle waveform output voltage (1) Triangle waveform output voltage (2) Triangle waveform charging current (1) Triangle waveform charging current (2) Triangle waveform charging current (3) Triangle waveform charging current (4) Triangle waveform linearity (1) Triangle waveform linearity (2) MeasureSymbol ment pin 1 No. ICC 0V 5 V2 - 1.15 V28 - 1.15 V7 - 1.15 V18 - 1.15 I6 (C) I17 (C) I6 (D) I17 (D) I6 (L) I17 (L) V8 - 7 V19 - 18 I8 (C1) I19 (C1) I8 (C2) I19 (C2) I8 (R) I19 (R) 2 28 7 18 6 17 6 17 6 17 8 7 19 18 8 19 8 19 8 19 0V 0V 0V 0V 0V 0V 0V 0V 0V 0V 0V 0V 0V 0V 0V 0V 0V 0V Pin No. 2 3 0V 0V 0V 0V 0V 4 0V 0V 0V 0V 0V 5 12V 12V 12V 12V 12V 12V 12V 12V 12V 6 0V 0V 0V 0V 0V 6V 6V 6V 6V 5.7V 5.7V 6.7V 6.7V 6.7V 6.7V 7 8 9 10 11 12 13 14 15 0V 0V 0V 0V 0V 0V 0V 0V 0V 0V 0V 0V 0V 4V 4V 4V 4V 2V 6V 0V 0V 0V 0V 0V 0V 16 17 0V 0V 0V 0V 0V 6V 6V 6V 6V 11V 11V to 6 to 6 to 6 to 6 to 6 to 6 to 6 to 6 2V 6V 4V 4V 4V 4V to 8 to 8 to 8 to 8 to 8 to 8 18 19 20 21 22 23 24 25 to 5 to 5 to 5 to 5 to 5 to 5 to 5 to 5 to 5 to 5 to 5 26 0V 0V 0V 0V 0V 0V 0V 0V 0V 0V 0V 27 0V 0V 0V 0V 0V to 3 to 3 to 3 to 3 to 3 to 3 28
2.5V 0V 2.5V 0V 2.5V 0V 2.5V 0V 0V 0V 0V 0V
12V 11V 12V 11V
0V 2.5V 12V 11V 0V 2.5V 12V 11V 0V 0V 0V 0V 0V 0V 0V 0V 0V 0V 0V 0V 12V 12V 3V 3V
to 5 to 4 to 3 to 5 to 4 to 3 to 5 to 4 to 3 to 5 to 4 to 3 to 5 to 4 to 3 to 5 to 4 to 3
12V 11V 12V 11V 12V 12V 6V 6V
AN96A07K
to 5 to 4 to 3 to 5 to 4 to 3
AN96A07K
Table 1 (cont.)
No. 20 21 22 23 24 25 26 27 28 29 30 31 Parameter Triangle waveform discharging current (1) Triangle waveform discharging current (2) Parabola output voltage (1) Parabola output voltage (2) Parabola output voltage (3) Parabola output voltage (4) Parabola output voltage (5) Parabola output voltage (6) Parabola output voltage (7) Parabola output voltage (8) Clamp output voltage (1) Clamp output voltage (2) MeasureSymbol ment pin No. I8 (D) I19 (D) V14 (1) V14 (2) V14 (3) V14 (4) V16 (5) V16 (6) V16 (7) V16 (8) V14 (CL) V16 (CL) 8 19 14 14 14 14 16 16 16 16 14 16 Pin No. 1 0V 0V 0V 0V 0V 0V 0V 0V 0V 0V 0V 0V 2 3 4 5 6 7 8 9 10 11 12 13 14 15 0V 0V 10k 10k to 28 to 12 10k 10k to 28 to 12 10k 10k to 28 to 12 10k to 12 0V 0V 0V 0V 0V 0V 0V 0V 0A 10k 10k to 28 to 12 0V 0V 16 17 6V 6V 0V 0V 0V 0V 0V 0V 0V 0V 0V 0V 0A 0A
100A
100A - 100 A
18
19 6V
20
21
22
23
24
25
26
27
28
0V 2.5V 12V 0V 2.5V 12V 0V 0V 0V 0V 0V 0V 0V 0V 0V 12V 0V 12V 0V 12V 0V 12V 0V 12V 0V 12V 0V 12V 0V 12V
6V 180 6V to 1 6V 0V 0V 0V 0V 0V 0V 0V 0V 0V 0V 6V 0A
100A
100A -100 A
to 5 to 4 to 3 to 5 to 4 to 3 to 5 to 5 to 5 to 5 10k 10k to 5 to 28 to 23 10k 10k to 5 to 28 to 23 10k 10k to 5 to 28 to 23 10k 10k to 5 to 28 to 23 0V 0V 0V 0V 0V 0V 0V 0V 0V 0V 0V 0V 0V 0V 0V 0V 0V 0V 20k to 8 20k to 8 20k to 8 20k to 8 20k to 19 20k to 19 20k to 19 20k to 19 20k to 8 20k to 19
180 to 1 6V
- 20A
- 20A
- 20A - 20A -150 A
100A
- 20A
- 20A
- 20A - 20A -150 A
100A
0V 2.5V 12V 0V 2.5V 12V
- 20A
to 5 to 4 10k 10k to 5 to 4 to 28 to 23
- 20A
ICs for TV
ICs for TV
s Pin Descriptions
Pin No. 1 Pin name GND Waveform 0V
VCC 200
AN96A07K
Equivalent circuit
Function GND for horizontal system
2
Reference bias output (6V)
DC (6.0V)
2
51k
Reference bias output (6V)
1.4k
fH
3
Hor. sampling pulse input
2.7V or more
3
10k 5k
Input of sampling pulse (0.1 to 0.2s) for detecting triangular waveform amplitude
4
Hor. phase shift pulse input
4
2.7V or more 10k 5k
Pulse input (0.5 to 2s) for discharging triangular waveform voltage
5
VCC1 (12V)
12V
VCC 1.4k
Power supply for horizontal system
6
Holding
Smoothed voltage (3 to 11V) Dynamically variable
6
1k
Determines the charging current of triangular waveform. Dynamically variable with fM.
18.4k
1.4k
VCC 200
7
Hor. system reference bias output (2V)
DC (2.0V)
7
3k
Reference bias for horizontal system (2V)
VCC 2.8k fH
8
Triangular waveform generation capacitor
6V
8
400 2V
200
0.2 mA
Triangular waveform generation capacitor The discharging current of triangular waveform sinks into the 2V-reference-voltage source (Pin7).
7
AN96A07K
s Pin Descriptions (cont.)
Pin No. Pin name Waveform Equivalent circuit
VCC 0.5mA
ICs for TV
Function
9
9
Oscillation prevention capacitor
200
10k
4V 4V
0.1mA
Oscillation prevention capacitor If the parabola output oscillates, a capacitor of several 10pF must be connected between this pin and Pin10.
VCC 1.4k
10
Oscillation prevention capacitor
fH 4V 2.5V
10
200 2k 1.4mA 4V
Oscillation prevention capacitor If the parabola output oscillates, capacitor of several 10 pF must be connected between this pin and Pin9.
VCC 1.4k
11
Hor. parabola output amplitude adjustment
DC (11.2V)
11
200 0.03mA
Control pin of the amplitude of horizontal parabola output. If the current is increased by inserting a resistor between this pin and GND, the amplitude decrease.
12
Feedback input
4V
4.5V
12
200 0.05mA
Feedback input for gain adjustment
VCC
13
Feedback output
4V
4.5V
13
200 0.7mA 0.1mA
Feedback output-pin for gain adjustment The gain is set by a resistor which is connected between Pins12 and 28.
fH 11V
14
Hor. parabola output
4V
14
200
Output of horizontal parabola waveform
2mA 4V 0.1mA
1.4mA
15
GND
0V
GND for vertical system
ICs for TV
s Pin Descriptions (cont.)
Pin No. Pin name Waveform
fV 11V
AN96A07K
Equivalent circuit
VCC
Function
16
10k 200
16
Ver. parabola output
Output of vertical parabola waveform
2mA 4V 0.1mA
4V
1.4mA
VCC 1.4k
17
Holding Smoothed voltage (3 to 11V) Dynamically variable
17
1k 18.4k 1.4k
Control pin of the charging current of vertical-system triangular-waveform Dynamically changable with fV .
VCC 200
18
Ver. system reference bias output
DC (2.0V)
18
3k
Reference bias of vertical system (2V)
fV 6V
VCC 1.4k
19
Triangular generation capacitor
2V
19
400
200 0.2mA
Triangular waveform-generation capacitor The discharging current of triangular waveform sinks into the 2V reference voltage source (Pin18).
18
VCC 0.5mA
20
20
Oscillation prevention capacitor
200
10k
4V
4V 0.1mA
Oscillation-prevention capacitor If the parabola output oscillates, a capacitor of several 10pF must be connected between this pin and Pin21.
VCC 1.4k
21
Oscillation prevention capacitor
fV 4V 2.5V
21
200 2k 1.4mA 4V
Oscillation-prevention capacitor If the parabola output oscillates, a capacitor of several 10pF must be connected between this pin and Pin20.
AN96A07K
s Pin Descriptions (cont.)
Pin No. Pin name Waveform Equivalent circuit
VCC 1.4k
ICs for TV
Function Control pin of the amplitude of vertical parabola output When the current is increased by inserting a resistor between this pin and GND, the amplitude decrease.
22
Ver. parabola output amplitude adj.
DC (11.2V)
22
0.03mA
23
Feedback input
4V
4.5V
23
200 0.05mA
Feedback input for gain adjustment
VCC
24
Feedback output
4V
4.5V
24
200 0.7mA 0.1mA
Feedback output for gain adjustment The gain is set by the value of a resistor which is connected between Pins23 and 28.
25
VCC2 (12V)
12V
Ver. system power supply
fV
26
Ver. phase shift pulse input
10k 2.7V or more
26
5k
Pulse (200 to 700s) input for discharging triangular waveform
27
Ver. Sampling pulse input
2.7V or more
10k
27
5k
Input of sampling pulse (50 to 80s) which detects the amplitude of triangular waveform
VCC
28
Reference bias output (4V)
DC (4.0V)
28
Output for reference bias (4V)
200 6k
ICs for TV
s Application Circuit
V sampling pulse V phase shift pulse DC V amplitude adjustment
AN96A07K
10k 10 F + 50V 12.7k 0.1 F 56pF 28 27 26 25 24 23 22 21 20 19 18 17 42.2k 1F 50V +
NP 33F 0.39 22.1k F 16 15 25V
(68pF) 0.27F
AN96A07K
1 2 3 4 5 6 0.01 F + 0.1 F 7 8 9 10 11 12 13 14 10k 11.5k 47.5 k 10k 24V + 10H 100F 16V H sampling pulse VCC (12V) H phase shift pulse H amplitude adjustment DC - + 13.7k 0.056 F 12.4k
56pF 330pF (68pF) 1F 50V
+ 1F 50V
8.2pF
10k
0.01F
fH H sampling pulse H phase shift pulse
fV H sampling pulse H phase shift pulse

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