TDA7227
SINGLE-CHIP AM/FM RADIO WITH FRONT-END
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ADVANCE DATA
BUILT-IN FM F/E AND AM/FM IF
AM DETECTOR COIL AND IF COUPLING
CAPACITOR ARE NOT NECESSARY
WIDE OPERATING VOLTAGE RANGE
(1.8 - 7V)
LED DRIVE CIRCUIT FOR TUNING INDICA-
TOR
DIP18
(Plastic Package)
ORDER CODE :
TDA7227
DESCRIPTION
TDA7227 is a mono AM/FM one chip tuner ICs
which is designed for portable radios, clock radios
and radio cassette recorders.
PIN CONNECTIONS
FM RF IN
GND1
FM MIXER
AM MIXER
V
CC2
FM IF IN
GND2
TUN LED
AM IF IN
1
2
3
4
5
6
7
8
9
18
17
16
15
14
13
12
11
10
AM RF IN
FM RF OUT
V
CC1
FM OSC
AM OSC
DET OUT
BAND S/W
AGC
QUAD DET
7227-01.EPS
December 1992
1/5
This is advance info rmation on a new product now in development or undergoing evaluation. Details are subject to change without notice.