TDA7227 Datasheet, PDF (2/5 Pages) STMicroelectronics – SINGLE-CHIP AM/FM RADIO WITH FRONT-END

TDA7227
BLOCK DIAGRAM
AM RF IN
18
17
FM
RF OUT
16
V _CC1
FM OSC
AM OSC
DET OUT BAND S/W AGC
15
14
13
12
11
QUAD DET
10
FM
OSC
AM
OSC
AF
AMP
BAND
S/W
AGC
FM
DET
FM
AM
MI X
MIX
LIMI TER
AM
DET
TUN
FM
FM
LED
AM
RF
IF
IF
BFP
1
2
FM RF IN
GND1
3
FM MIX
4
AM MIX
5
V _CC2
6
7
FM IF IN
GND2
8
9
TUN LED
AM IF IN
ABSOLUTE MAXIMUM RATINGS
Sym bol
V_S
I_LED
VLED
T_oper
T_stg
Supply Voltage
LED Curre nt
Led Voltage
Operating Tem pera ture
Storage Temperature
Parameter
RECOMMENDED OPERATING CONDITION AT TA = 25^oC
Sym bol
VS
T_oper
Supply Voltage
Operating Tem pera ture
Parameter
7227 -02.EPS
Value
9
10
10
- 25 to 75
-55 to 150
Unit
V
mA
V
o_C
o_C
Value
1.8 to 7
- 20 to 60
Unit
V
o_C
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