AN3370

ICs for VCR AN3358SH 2-head recording and playback amplifier IC for 8 mm video camera s Overview The AN3358SH is a recording and playback amplifier IC for 8 mm video camera of 2-head large diameter cylinder, and encapsulated in a small SO package of 24 pins and 0.5 mm pitch. 6.5 ± 0.3 24 13 Unit: mm 5.5 ± 0.3 7.5 ± 0.3 s Features 2-channel playback head amp 2-channel recording amp (collector open type with a single pin output) RF-AGC Pulse generator for drop out compensation (DOC) Supply voltage: 5 V ± 0.5 V 1 12 0.65 ± 0.10 1.5 ± 0.2 0.15 + 0.10 − 0.05 (0.50) 0° to 10° (0.50) 0.50 Seating plane 0.2 ± 0.1 0.65 ± 0.10 0.1 ± 0.1 Seating plane Small SO package of 0.5 mm pitch (SSOP-24D) s Applications SSOP024-P-0300A 8 mm video camera s Block Diagram Y/C/ATF/Aud. in 14 Buff. Diff H L Reg ch.2 DOC out AGC out 17 GND 24 23 22 21 20 19 18 16 15 ATF out DOC in AGC in Y-out Det Det ch.1 LOGIC 10 11 HSW 1 CH2 HA in 9 V-Reg out CH1 V-Reg out CH2 CH1 HA in PB/REC Mute/REC GND VCC 12 2 3 4 5 6 7 8 13 1 AN3358SH s Pin Descriptions Pin No. 1 2 3 4 5 6 7 8 9 10 11 12 Description HSW changeover pin PB/REC changeover pin Mute/REC changeover pin ch.1 head amp. damping pin ch.1 head amp. input pin Small signal GND REC curr. amp. output pin ch.2 head amp. input pin ch.2 head amp. damping pin V-reg out.ch.2 pin V-reg out.ch.1 pin Main VCC Pin No. 13 14 15 16 17 18 19 20 21 22 23 24 ICs for VCR Description Capacitor pin for V...