ICs for TV AN96A07K Dynamic Focus Controller IC for CRT Monitor ■ Overview Unit : mm ● ● =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 1.778 ● fH 26.7±0.3 ■ Features 0.5±0.1 0.9±0.25 The AN96A07K is a dynamic astigmatizm and focus (DAF)IC for CRT monitor. It outputs parabola waves for focus control. 1.05±0.25 3.05±0.25 8.4±0.3 4.80±0.25 + 0.1 10.16±0.25 3 to 15˚ 0.45– 0.05 28-Pin SDIP Package (SDI 028-P-0400) ■ Block Diagram To Pin28 100pF 1µF + 18 VCC1 0.1µF 27 17 0.27µF 26 19 20 21 10kΩ 10kΩ 23 220kΩ 24 22 25 15 VCC2 5 1µF 1µF + 28 REF + 2 DC HOLD SAW – TOOTH ABS. LIN – LOG Conv. – HOLD SAW – TOOTH ABS. LIN – LOG Conv. + + – LIN – LOG Conv. 16 LIN – LOG Conv. 14 1 7 + 3 1µF 6 0.1µF 4 8 9 10 12 13 11 330pF 100pF To Pin28 10kΩ 10kΩ 220kΩ ICs for TV AN96A07K ■ Pin Descriptions Pin No. Pin name Pin No. Pin name 1 2 GND 15 GND Reference bias output (6V) 16 Ver. parabola output 3 Hor. sampling pulse input 17 Holding 4 Hor. phase shift pulse input 18 Ver. system reference bias output (2V) 5 VCC1 (12V) 6 Holding 19 Triangular waveform generation capacitor 20 Oscillation prevention capacitor 7 Hor. system reference bias output (2V) 8 Triangular waveform generation capacitor 21 Oscillation prevention capacitor 22 Ver. parabola output amplitude adj. 9 Oscillation prevention capacitor 23 Feedback input 11 Hor. parabola output amplitude adj. 24 Feedback output 25 VCC2 (12V) 12 Feedback input 26 Ver. phase shift pulse input 13 Feedback output 27 Ver. sampling pulse input 14 Hor. parabola output 28 Reference bias output (4V) 10 Oscillation prevention capacitor ■ Absolute Maximum Ratings Symbol Rating Supply voltage Parameter VCC 13.4 Unit Supply current ICC 30 mA mW V Power dissipation Note 2) PD 402 Operating ambient temperature Note 1) Topr – 20 to + 75 ˚C Storage temperature Note 1) Tstg – 55 to + 150 ˚C Note 1) Ta= 25˚C except operating ambient temperature and storage temperature. Note 2) Allowable power dissipation of the package at Ta=75˚C. ■ Recommended Operating Range (Ta= 25˚C) Parameter Operating supply voltage range Symbol Range VCC 9.6V to 13.2V ICs for TV AN96A07K ■ Electrical Characteristics (Ta=25±2˚C) Parameter Symbol Condition min typ max Unit Circuit current ICC 14 19 24 mA Circuit voltage V 2–1.15 5.7 6.2 6.7 V Circuit voltage V28–1.15 3.7 4.2 4.7 V Circuit voltage V 7–1.15 1.4 1.9 2.4 V Circuit voltage V18–1.15 1.4 1.9 2.4 V Hold charging current (1) I 6 (C) – 450 – 370 – 290 µA Hold charging current (2) I17 (C) – 450 – 370 – 290 µA Hold discharging current (1) I 6 (D) 290 370 450 µA Hold discharging current (2) I17 (D) 290 370 450 µA Hold leak voltage (1) I 6 (L) –1.0 +1.0 µA Hold leak voltage (2) I17 (L) –1.0 +1.0 µA V Triangular wave output voltage (1) V 8–7 0.2 Triangular wave output voltage (2) V19–18 0.2 V Triangular wave charging current (1) I 8 (C1) – 12 µA Triangular wave charging current (2) I19 (C1) – 28 – 20 – 12 µA Triangular wave charging current (3) I 8 (C2) –165 –135 –105 µA Triangular wave charging current (4) I19 (C2) –165 –135 –105 µA Triangular wave linearity (1) ∆I 8 (R) –3 0 +3 µA Triangular wave linearity (2) ∆I19 (R) –3 0 +3 µA I 8 (D) 7.0 8.5 9.5 mA Triangular wave discharging current (1) – 28 See table 1 – 20 Triangular wave discharging current (2) I19 (D) 7.0 8.5 9.5 mA Parabola output voltage (1) V14 (1) 3.7 4.2 4.7 V Parabola output voltage (2) V14 (2) 8.0 9.5 11.0 V Parabola output voltage (3) ∆V14 (3) – 0.3 0 + 0.3 V Parabola output voltage (4) ∆V14 (4) – 4.5 – 3.5 – 2.5 V Parabola output voltage (5) V16 (5) 3.7 4.2 4.7 V Parabola output voltage (6) V16 (6) 8.0 9.5 11.0 V Parabola output voltage (7) ∆V16 (7) – 0.3 0 + 0.3 V Parabola output voltage (8) ∆V16 (8) – 4.5 – 3.5 – 2.5 V Clamp output voltage (1) V14 (CL) 10.2 10.7 11.2 V Clamp output voltage (2) V16 (CL) 10.2 10.7 11.2 Horizontal operation frequency (max.) fH (max.) Operable upper limit frequency (100) Vertical operation frequency (max.) fV (max.) Operable upper limit frequency V kHz (150) Hz Horizontal triangular wave output amplitude e1 fH=15 to 90kHz (4) VP – P 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) e2 fV= 50 to 120Hz (4) VP – P fH= 64kHz I11= – 20µA fV= 90Hz I22= – 20µA 10kΩ between Pin12 to 13 10kΩ between Pin12 to 28 10kΩ between Pin23 to 24 10kΩ between Pin23 to 28 (4) VP – P (4) VP – P e3 e4 αH αV Note) The value in the above characteristics is not a guaranteed value, but reference one on design. (2) (2) No. Parameter MeasureSymbol ment pin 1 No. ICC 0V 5 Pin No. 2 3 4 5 6 7 8 9 10 11 12 13 14 25 26 27 0V 0V 12V 0V 0V 15 16 0V 17 18 19 20 21 22 23 24 to 5 0V 0V Circuit current 2 Circuit voltage V2 – 1.15 2 0V 0V 0V 12V 0V 0V 0V to 5 0V 0V 3 Circuit voltage V28 – 1.15 28 0V 0V 0V 12V 0V 0V 0V to 5 0V 0V 4 Circuit voltage V7 – 1.15 7 0V 0V 0V 12V 0V 0V 0V to 5 0V 0V 5 Circuit voltage V18 – 1.15 18 0V 0V 0V 12V 0V 0V 0V to 5 0V 0V 6 Hold charging current (1) I6 (C) 6 0V 2.5V 0V 12V 6V 5.7V 0V 6V to 8 to 5 0V to 3 7 Hold charging current (2) I17 (C) 17 0V 2.5V 0V 12V 6V 5.7V 0V 6V to 8 to 5 0V to 3 8 Hold discharging current (1) I6 (D) 6 0V 2.5V 0V 12V 6V 6.7V 0V 6V to 8 to 5 0V to 3 9 Hold discharging current (2) I17 (D) 17 0V 2.5V 0V 12V 6V 6.7V 0V 6V to 8 to 5 0V to 3 10 Hold leak current (1) I6 (L) 6 0V 0V 0V 12V 11V 6.7V 0V 11V to 8 to 5 0V to 3 11 Hold leak current (2) I17 (L) 17 0V 0V 0V 12V 11V 6.7V 0V 11V to 8 to 5 0V to 3 12 Triangle waveform output voltage (1) V8 – 7 8 7 0V 0V 2.5V 12V 11V 0V to 6 to 5 to 4 to 3 13 Triangle waveform output voltage (2) V19 – 18 19 18 0V 0V 2.5V 12V 11V 0V to 6 to 5 to 4 to 3 14 Triangle waveform charging current (1) I8 (C1) 8 0V 0V 0V 12V 3V 4V 0V to 6 4V to 5 to 4 to 3 15 Triangle waveform charging current (2) I19 (C1) 19 0V 0V 0V 12V 3V 4V 0V to 6 4V to 5 to 4 to 3 16 Triangle waveform charging current (3) I8 (C2) 8 0V 0V 0V 12V 11V 4V 0V to 6 4V to 5 to 4 to 3 17 Triangle waveform charging current (4) I19 (C2) 19 0V 0V 0V 12V 11V 4V 0V to 6 4V to 5 to 4 to 3 18 Triangle waveform linearity (1) ∆I8 (R) 8 0V 0V 0V 12V 6V 2V ↓ 6V 0V to 6 19 Triangle waveform linearity (2) ∆I19 (R) 19 0V 0V 0V 12V 6V 0V to 6 to 5 to 4 to 3 2V ↓ 6V to 5 to 4 to 3 28 AN96A07K 1 ICs for TV Table 1 MeasureSymbol ment pin No. Pin No. No. Parameter 20 Triangle waveform discharging current (1) I8 (D) 8 0V 0V 2.5V 12V 6V 180Ω 6V to 1 0V 6V 6V to 5 to 4 to 3 21 Triangle waveform discharging current (2) I19 (D) 19 0V 0V 2.5V 12V 6V 6V 0V 6V 180Ω to 1 6V to 5 to 4 to 3 22 Parabola output voltage (1) V14 (1) 14 0V 0V 0V 12V 0V 0µA – 20µA 10k 10k to 28 to 12 0V 0V to 5 0V 0V 20k to 8 23 Parabola output voltage (2) V14 (2) 14 0V 0V 0V 12V 0V 100µA – 20µA 10k 10k to 28 to 12 0V 0V to 5 0V 0V 20k to 8 24 Parabola output voltage (3) ∆V14 (3) 14 0V 0V 0V 12V 0V 100µA ↓ –100 µA – 20µA 10k 10k to 28 to 12 0V 0V to 5 0V 0V 20k to 8 25 Parabola output voltage (4) ∆V14 (4) 14 0V 0V 0V 12V 0V 100µA – 20µA ↓ –150 µA 10k to 12 0V 0V to 5 0V 0V 20k to 8 26 Parabola output voltage (5) V16 (5) 16 0V 0V 0V 12V 0V 0V 0V 0µA – 20µA 10k 10k to 5 to 28 to 23 0V 0V 20k to 19 27 Parabola output voltage (6) V16 (6) 16 0V 0V 0V 12V 0V 0V 0V 100µA – 20µA 10k 10k to 5 to 28 to 23 0V 0V 20k to 19 28 Parabola output voltage (7) ∆V16 (7) 16 0V 0V 0V 12V 0V 0V 0V 100µA ↓ – 100 µA – 20µA 10k 10k to 5 to 28 to 23 0V 0V 20k to 19 29 Parabola output voltage (8) ∆V16 (8) 16 0V 0V 0V 12V 0V 0V 0V 100µA – 20µA ↓ –150 µA 10k 10k to 5 to 28 to 23 0V 0V 20k to 19 30 Clamp output voltage (1) V14 (CL) 14 0V 0V 2.5V 12V 0V 0V 0V to 5 to 4 0V 20k to 8 31 Clamp output voltage (2) V16 (CL) 16 0V 0V 2.5V 12V 0V 0V 0V 10k 10k to 5 to 4 to 28 to 23 0V 20k to 19 1 2 3 4 5 6 7 8 0µA 9 10 11 – 20µA 12 13 10k 10k to 28 to 12 14 15 16 17 18 19 0µA 20 21 22 – 20µA 23 24 25 26 27 28 AN96A07K Table 1 (cont.) ICs for TV ICs for TV AN96A07K ■ Pin Descriptions Pin No. 1 Pin name Waveform GND Equivalent circuit Function 0V GND for horizontal system VCC 200Ω 2 Reference bias output (6V) DC (6.0V) 2 Reference bias output (6V) 51kΩ 1.4kΩ fH 3 Hor. sampling pulse input 4 Hor. phase shift pulse input 5 VCC1 (12V) 2.7V or more Input of sampling pulse (0.1 to 0.2µs) for detecting triangular waveform amplitude 3 10kΩ 5kΩ Pulse input (0.5 to 2µs) for discharging triangular waveform voltage 4 10kΩ 2.7V or more 5kΩ 12V Power supply for horizontal system VCC 1.4kΩ 6 Holding Smoothed voltage (3 to 11V) Dynamically variable 6 Determines the charging current of triangular waveform. Dynamically variable with fM. 1kΩ 1.4kΩ 18.4kΩ VCC 200Ω 7 Hor. system reference bias output (2V) DC (2.0V) Reference bias for horizontal system (2V) 7 3kΩ VCC 2.8kΩ fH 8 Triangular waveform generation capacitor 6V 8 200Ω 400Ω 2V 0.2 mA 7 Triangular waveform generation capacitor The discharging current of triangular waveform sinks into the 2V-reference-voltage source (Pin7). ICs for TV AN96A07K ■ Pin Descriptions (cont.) Pin No. Pin name Waveform Equivalent circuit Function VCC 0.5mA 9 9 Oscillation prevention capacitor 200Ω Oscillation prevention capacitor If the parabola output oscillates, a capacitor of several 10pF must be connected between this pin and Pin10. 10kΩ 4V 4V 0.1mA VCC 1.4kΩ 10 fH Oscillation prevention capacitor 10 4V 200Ω 2.5V 4V 2kΩ 1.4mA 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. VCC 1.4kΩ 11 Hor. parabola output amplitude adjustment DC (11.2V) 11 200Ω 0.03mA 12 12 4.5V Feedback input Feedback input for gain adjustment 200Ω 4V Oscillation prevention capacitor If the parabola output oscillates, capacitor of several 10 pF must be connected between this pin and Pin9. 0.05mA VCC 13 Feedback output 13 4.5V Feedback output-pin for gain adjustment The gain is set by a resistor which is connected between Pins12 and 28. 200Ω 4V 0.7mA 0.1mA fH 11V 14 Hor. parabola output 4V 15 GND 0V 14 Output of horizontal parabola waveform 200Ω 1.4mA 2mA 4V 0.1mA GND for vertical system ICs for TV AN96A07K ■ Pin Descriptions (cont.) Pin No. Pin name Waveform Equivalent circuit Function VCC fV 11V 16 16 10kΩ 200Ω Ver. parabola output Output of vertical parabola waveform 4V 2mA 1.4mA 4V 0.1mA VCC 1.4kΩ 17 Holding 17 1kΩ Smoothed voltage (3 to 11V) Dynamically variable 18.4kΩ Control pin of the charging current of vertical-system triangular-waveform Dynamically changable with fV . 1.4kΩ VCC 200Ω 18 Ver. system reference bias output Reference bias of vertical system (2V) DC (2.0V) 18 3kΩ VCC 1.4kΩ fV Triangular waveform-generation capacitor The discharging current of triangular waveform sinks into the 2V reference voltage source (Pin18). 6V 19 Triangular generation capacitor 19 200Ω 400Ω 0.2mA 2V 18 VCC 0.5mA 20 20 Oscillation prevention capacitor 200Ω 10kΩ 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 1.4kΩ 21 Oscillation prevention capacitor fV 4V 2.5V 21 200Ω 2kΩ 1.4mA 4V Oscillation-prevention capacitor If the parabola output oscillates, a capacitor of several 10pF must be connected between this pin and Pin20. ICs for TV AN96A07K ■ Pin Descriptions (cont.) Pin No. Pin name Waveform Equivalent circuit Function VCC 1.4kΩ 22 Ver. parabola output amplitude adj. DC (11.2V) 22 0.03mA 23 23 4.5V Feedback input 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. Feedback input for gain adjustment 200Ω 4V 0.05mA VCC 24 Feedback output 24 4.5V 200Ω 4V 0.7mA 0.1mA 25 VCC2 (12V) Feedback output for gain adjustment The gain is set by the value of a resistor which is connected between Pins23 and 28. Ver. system power supply 12V fV 26 27 10kΩ Ver. phase shift pulse input 2.7V or more Ver. Sampling pulse input 2.7V or more Pulse (200 to 700µs) input for discharging triangular waveform 26 5kΩ Input of sampling pulse (50 to 80µs) which detects the amplitude of triangular waveform 10kΩ 27 5kΩ VCC 28 Reference bias output (4V) DC (4.0V) 28 Output for reference bias (4V) 200Ω 6kΩ ICs for TV AN96A07K ■ Application Circuit V sampling pulse V phase shift pulse DC V amplitude adjustment 10kΩ 10 µF + 50V (68pF) 0.27µF 0.1 µF NP 1µF 50V 42.2kΩ 12.7kΩ 33µF 0.39 22.1kΩ µF + 25V 56pF 28 27 26 25 24 23 22 21 20 19 18 17 16 15 10 11 12 13 14 AN96A07K 1 2 3 4 5 6 + 1µF 50V 7 0.01 µF + 0.1 µF 8 9 56pF 10kΩ 330pF (68pF) 1µF 50V 11.5kΩ 47.5 kΩ 0.056 µF 10kΩ 12.4kΩ 24V + 10µH H amplitude adjustment DC 100µF 16V H sampling pulse H phase shift pulse VCC (12V) fH H sampling pulse H phase shift pulse fV H sampling pulse H phase shift pulse 10kΩ 8.2pF – + 13.7kΩ 0.01µF