AN3479

ICs for VCR AN3389SB Recording/Playback Amplifier IC for 4-Head VCR s Overview The AN3389SB is a multi-functional recording and playback IC with built-in auto-tracking interface, and automatic head selector at special playback for 4-head VCR. 0.35±0.1 Unit : mm s Features Single power supply : VCC=5V typ. Built-in AGC circuit for recording current control Automatic head switching for special playback Built-in an automatic tracking interface 0.8 15.2±0.3 0.1±0.1 0.2 – 0.05 0.5 8.4±0.3 11.93±0.3 36-Pin SSOP Package (SSOP036-P-0450A) s Absolute Maximum Ratings (Ta=25 ˚C) Parameter Supply voltage Note 2) Symbol VCC ICC Rating 5.6 160 930 –20 to + 70 –55 to + 125 Unit V mA mW ˚C ˚C Supply voltage Note 2) Power dissipation Note 3) Operating ambient temperature Note 1) Storage temperature Note 1) PD Topr Tstg Note 1) Ta=25˚C except operating ambient temperature and storage temperature. Note 2) Guaranteed values if RADJ is 20kΩ or more. If RADJ is less than 20kΩ, ensure that the stated power dissipation is not exceeded. Note 3) The power dissipation is that of a package at Ta=70˚C as mounted on the standard PC board. s Recommended Operating Range (Ta=25˚C) Parameter Operating supply voltage range Symbol VCC Range 4.5V to 5.5V 1.3±0.25 + 0.1 1.3±0.25 2.85±0.2 1 2 VCC 0.01µF 0.002 µF 390pF EPSPSW (EP : H, PB AN3389SB s Block Diagram 0.1µF 0.002 µF 390kΩ RADJ 47kΩ 0.01 µF 10kΩ 0.022 µF VASEL SLOW SW(VIDEO : H, RECEQ AUDIO : L) AGC OUT AGC DET PBRECSW PLU...