TA7330F - Toshiba Semiconductor

TA7330F PREAMPLIFIER WITH ALC CIRCUIT FOR MINI/MICRO CASSETTE TAPE RECORDER

TOSHIBA Bipolar Linear Integrated Circuit Silicon Monolithic TA7330P,TA7330F TA7330P / F Preamplifier With ALC Circuit For Mini / Micro Cassette Tape Recorder The TA7330P and TA7330F are preamplifier for 3V or 4.5V battery use. It consists of low noise preamplifier and ALC (automatic level control) circuit, and is suitable for mini / micro cassette tape r.

Features

· Low supply voltage use: VCC (opr) = 2~5V (Ta = 25°C)
· Low noise : Vni = 1µVrms (typ.)
· Wide ALC range : WALC = 40dB (typ.
· Low quiescent current : ICCQ = 0.75mA (typ.) (VCC = 3V, Ta = 25°C)
· TA7330F (SO) is standard model of flat package. Test Circuit / Block Diagram TA7330P + + VCC=3V Weight SIP7−P−2.54A: 0.72g (typ.) SSOP16−P−225−1.00: 0.14g (typ.) - 100µF - R f =1kΩ C f =10µF - 1µF 27 INPUT - + 1µF IN 1 DECOUPLING + PRE AMP ~ Rg=600Ω 3 NF - GND 4 47PF CNF VCC OUT 6 ALC 5 ALC +- 1µF RL=10kΩ OFF ON ALC SW 10kΩ RNF + 100kΩ - 47µF - 47µF + GV = 50dB D1 510Ω .