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TDA7222AD датащи(PDF) 1 Page - STMicroelectronics

номер детали TDA7222AD
подробное описание детали  3V AM/FM ONE-CHIP RADIO
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производитель  STMICROELECTRONICS [STMicroelectronics]
домашняя страница  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

TDA7222AD датащи(HTML) 1 Page - STMicroelectronics

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TDA7222A
TDA7222AD
3V AM/FM ONE-CHIP RADIO
February 1995
ADVANCE DATA
PIN CONNECTIONS
SHRINK DIP24
(Plastic Package)
ORDER CODE : TDA7222A
.
BUILT-IN FM F/E, AM/FM IF AND FM MPX
.
AM DETECTOR COIL AND IF COUPLING CA-
PACITOR ARE NOT NEEDED
.
COMPACT PACKAGE : 24-Pin Shrink
.
OPERATING SUPPLY VOLTAGE RANGE
VCC (opr) = 1.8 to 7.0V (TA =25
oC)
.
LED DRIVE CIRCUIT FOR TUNING INDICA-
TION
This is advance information on a new product now in development or undergoing evaluation. Details are subject to change without no tice.
DESCRIPTION
TDA7222Aand TDA7222AD are AM/FM chip tuner
ICs, which are designed for portable radios and 3V
headphone radios.
SO28
(Plastic Micropackage)
ORDER CODE : TDA7222AD
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AM RF IN
FM RF OUT
V
FM OSC
AM OSC
DET OUT
MPX IN
LPF1
LPF2
VCO
L OUT
R OUT
FM RF IN
GND1
FM MIX
AM MIX
AGC
V
AM IF IN
FM IF IN
GND2
TUN LED
ST LED
QUAD
CC1
CC2
TDA7222A (SDIP24)
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20
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24
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21
11
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25
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14
28
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FM RF IN
GND1
FM MIX
NOT CONNECTED
NOT CONNECTED
AM MIX
AGC
AM IF IN
FM IF IN
GND2
TUN LED
ST LED
QUAD
NOT CONNECTED
NOT CONNECTED
VCO
L OUT
R OUT
LPF2
LPF1
MPX IN
DET OUT
AM OSC
FM OSC
AM RF IN
FM RF OUT
VCC1
VCC2
TDA7222AD (SO28)
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