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Partno	Mfg	Dc	Qty	Available	Descript
TDA7284	STM	N/a	1025	avai	RECORD/PLAYBACK CIRCUIT WITH ALC
TDA7284D	ST	N/a	30	avai	RECORD/PLAYBACK CIRCUIT WITH ALC

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TDA7284-TDA7284D
RECORD/PLAYBACK CIRCUIT WITH ALC
TDA7284
RECORD/PLAYBACK CIRCUIT WITH ALC
WIDE OPERATING SUPPLY VOLTAGE (3V
to 12V)
VERY LOW INPUT NOISE (VI = 1.2μV)
INTERNAL COMPENSATION FOR HIGH
GAIN APPLICATION (DOUBLE SPEED RE-
CORDING)
BUILT-IN ALC CIRCUITRY
GOOD SVR
DC CONTROLLED SWITCHES FOR MUTE
OR EQUALIZATION SWITCHING FUNC-
TIONS
DESCRIPTION
The TDA7284 is a monolithic integrated circuit in
a DIP/SO-14 designed for 6V, 9V and 12V AC/DC
portable cassette equipment application.
BLOCK DIAGRAM
1/14
THERMAL DATA
DC CHARACTERISTICS (Tamb = 25°; VS = 6V; Vi = 0V; Ri = 10KΩ; ALC = OFF)
ABSOLUTE MAXIMUM RATINGS
PIN CONNECTION (Top view)
TDA7284
Figure 1: Test and Application Circuit
TDA7284
Figure 2: P.C. Board and Component Layout of the Circuit of Fig. 1 (1:1 scale).
TDA7284
ELECTRICAL CHARACTERISTICS (VS = 6V, Tamb = 25°C unless otherwise specified refer to test cir-
cuit)
Figure 3: Drain Current vs. Supply Voltage Figure 4: Recording Closed Loop Gain vs.
Frequency
TDA7284

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