TA2042F - Toshiba Semiconductor

TA2042F DUAL PRE AMPLIFIER

TOSHIBA Bipolar Linear Integrated Circuit Silicon Monolithic TA2042F Dual Pre Amplifier With A Music Search For Auto Reverse Car Stereo The TA2042F is dual pre amplifier with a music interval detection circuit for auto reverse car stereo. This IC contains dual amplifier, forward / reverse control switch and metal / normal tape equalizer control switch. Fea.

Features

· Low noise: VNI = 0.7µVrms (typ.) (Rg = 620Ω, BW = 20~20kHz, NAB)
· No input coupling capacitor
· High voltage gain: GVO = 100dB (typ.) (VCC = 9V, f = 1kHz) Weight: 0.31g (typ.)
· Built−in forward / reverse control switch.
· Built−in selecting the sensitivity of the music interval detection circuit.
· Built−in muting function.
· Operating supply voltage: VCC (opr) = 6~15V TA2042F 1 2002-10-30 Block Diagram TA2042F 2 2002-10-30 Application Information 1. Forward, reverse select switch (1) Threshold voltage Pin(20) is coupled to the base of Q1 (PNP-Tr) as shown in Fig.1. The reco.