ICs for VCR Panasonic AN3932S FM Signal Processor IC for VCR FM Audio i Overview The AN3932S is an IC developed as a Hi-Fi VCR FM audio signal processor. This IC has high-frequency signal Processing functions including FM modulation and demodulation. In combination with the noise reduction IC AM3972FC, it performs all the FM audio signal process- ings for Hi-Fi VCR. i Features Operating supply voltage : 5V (typ.) . Current consumption : 27mA at Rec, 45mA at PB. Built-in low drift VCO circuit. + Built-in Rec and RFLPF (414th order) . Built-in dropout detector. * Built-in high-performance auto linear switching circuit. * Built-in hold circuit. i Block Diagram 23 1. 0.35401 0.1401 Unit | mm + im hms2 | Fa 200 [1031 [2 30 130 Fa 400 [0129 Lo 50 [128 Lo 60 11027 fo 4 - mM Im26 | fo 3 oy 125 = H Soy (724 Lo 4 100 11123 oo 5 11a 1122 = 1200] 1121 La I 136 fo20 | fa 1464 119 oh Say 18 16a) 17 03 4 aS 72403 de a 9.3403 32-Pin PANAFLAT Package (SSOP028-P-0375) Hold le ap - Filter L-ch DO. Det. Linear Vecw) Enve. @,G,0,0,0,0,0,0,0,0n0nOnOn0,On0 GND Panasonic MM 6932452 0014588 55) 507 ICs for VCR HUTT