AN7289NSC
ICs for FM/AM Tuner
■ Pin Description
Pin No.
Description
Pin No.
18
Description
1
2
FM-keyed-AGC input
AM-AF output / LO setting
AM-ATC input
FM-IF input
19
AM-RF gain control
AM-mix. input
3
20
4
AM-IF level detection
AM detection output
VCC1
21
FM-PIN-diode driver
AM-OSC coil pin
FM-mix. output (2)
FM-mix. output (1)
FM-PIN-diode driver
FM-mix. input
5
22
6
23
7
AM-IF counter output / DX / LO SW
AM-SD output
24
8
25
9
AM-signal meter output
FM-IF output
26
10
11
12
13
14
15
16
17
27
VCC2 / FM / AM SW
FM-AGC output
AM-IF output
28
GND1
29
FM-OSC buffer output
SSC
30
AM-OSC buffer output / FE-AGC
sensitivity setting
AM-RF level detection
AM-WAGC detection / DX setting
AM-IF input
31
32
GND2
FM-OSC coil pin
AM-mix. output
■ Absolute Maximum Ratings
Parameter
Symbol
VCC
ICC
Rating
Unit
V
Supply voltage
9.1
56
Supply current
mA
mW
°C
2
Power dissipation *
PD
380.2
1
Operating ambient temperature *
Topr
Tstg
−35 to +80
1
Storage temperature *
−55 to +125
°C
:
Note) 1 Except for the power dissipation, operating ambient temperature, and storage temperature, all ratings are for T = 25°C.
*
a
2: T = 80°C
*
a
■ Recommended Operating Range
Parameter
Supply voltage
Symbol
VCC
Range
Unit
7.2 to 9.0
V
2
PANASONIC [ PANASONIC ]
