TDA7227 Datasheet, PDF (1/5 Pages) STMicroelectronics – SINGLE-CHIP AM/FM RADIO WITH FRONT-END

TDA7227
SINGLE-CHIP AM/FM RADIO WITH FRONT-END
. _{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-
TO R
ADVANCE DATA
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
DIP18
(Plastic Package)
ORDER CODE : TDA7227
FM RF IN
1
GND1
2
FM MIXER
3
AM MIXER
4
V_CC2
5
FM IF IN
6
GND2
7
TUN LED
8
AM IF IN
9
18
AM RF IN
17
FM RF OUT
16
V _CC1
15
FM OSC
14
AM OSC
13
DET OUT
12
BAND S/W
11
AGC
10
QUAD DET
72 27 -0 1 .EP S
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.