ICs for VCR AN3296, AN3296S Unit : mm The AN3296 and AN3296S are the ICs designed for video sync. signal processing circuit. ■ Features 16 2 15 3 14 4 13 5 12 6 11 7 10 8 9 • Built-in horizontal and vertical sync. signal separator and generator. • Adjustment-free horizontal AFC free-running frequency. • Built-in sync. signal detector. 1.22±0.25 21.7±0.3 ■ Overview 1 2.54 Synchronous Separation/AFC ICs 0.5±0.1 AN3296 6.2±0.3 1.1±0.25 4.7±0.25 3.05±0.25 + 0.1 0.3 – 0.05 3˚ to 15˚ 7.62±0.25 16-Pin Plastic Package (DIP016-P-0300B) Unit : mm 16 2 15 3 14 4 13 5 12 6 11 7 10 8 9 10.1±0.3 1 1.5±0.2 0.1±0.1 1.27 0.4±0.25 0.4 AN3296S 0.15 0.65 0.3 4.2±0.3 6.5±0.3 16-Pin PANAFLAT Package (SOP016-P-0225) ■ Block Diagram VCC 16 15 No Sync Detector 14 2 12 AFC Control 3 11 V-Sync Sep. HALF-H Killer Sync Sep. 1 13 4 9 V-OSC H-OSC 5 10 P-Com. 6 7 8 GND 1 ICs for VCR AN3296, AN3296S ■ Absolute Maximum Ratings (Ta=25˚C) Parameter Symbol Rating Unit Supply voltage VCC 6 V Power dissipation (Ta=70˚C) PD 80 mW Operating ambient temperature Topr AN3296 Storage temperature –20 to + 70 Tstg AN3296S ˚C –55 to + 150 ˚C –55 to + 125 ■ Recommended Operating Range (Ta =25˚C) Parameter Operating supply voltage range Symbol Range VCC 4.5V to 5.5V ■ Electrical Characteristics (Ta=25˚C) Parameter Symbol Condition min typ Unit Total current Itot VCC = 5V 3 9 mA SYNC output phase øS VCC = 5V 0 1 µs SYNC width τS VCC = 5V 3 5.5 µs V free-oscillation frequency fVF At no input signal 40 60 Hz VD output phase øVD VCC = 5V 5 17 µs τVD VCC = 5V 0.4 1 ms 0 0.5 V 4.5 5 V 6 8 kHz VD width SYNC DET output (1) NSD1 Input signal 0dB (1VPP) SYNC DET output (2) NSD2 Input signal –25dB fHF At no input signal H free-oscillation frequency AFC control characteristic βAFC Current = 0, 100µA 100 150 Hz/µA AFC lock range AFC Input signal 0.3VPP 14.7 16.8 kHz HD output phase øHD VCC = 5V –1.2 – 0.2 µs HD width τHD VCC = 5V 7.5 10.5 µs ■ Application Circuit VCC (5V) 15 14 No Sync Detector 13 HALF-H Killer 10kΩ 12 47µF VD OUT 11 V-Sync Sep. + 0.33µF 150pF 0.01µF 75kΩ 470pF SYNC OUT 16 0.068µF 680kΩ 100µH 10 + 9 V-OSC SYNC TIP Clamp 3 47µF 68kΩ + 560pF + + 4.7µF 4 5 6 HD NO SYNC 33µF OUT OUT P-Com. 7 NC 100kΩ 1500pF 8 + 0.68µF 51kΩ 2 + H-OSC 47kΩ 1 AFC Control 3900pF 10µF 33kΩ 11kΩ Sync Sep. 330Ω – VIDEO-IN 1kΩ Note) For external C (3900pF) and R (47kΩ)at the Pin6 use high-accuracy parts. Recommended parts (Model by PANASONIC) C : ECQP1H392GZ R : ERO-25CKF4702 2 max