AN7273, AN7273S
s
Pin Descriptions
Pin No.
1
2
3
4
5
6
7
8
9
Pin Name
FM IF Input
AM Supply/Mute Adjustment
AM RF Input
AM Mixer Output
AGC Output (2)
AGC Output (1)
AM IF Input
IF By-pass
IF By-pass
Pin No.
10
11
12
13
14
15
16
17
18
GND
FM Detection Coil
AF Output
V
CC
Level Meter Output
AFC Output
Reference Voltage
Local Oscillation Coil
Pin Name
AM Detection Output
ICs for FM/AMTuner
s
Absolute Maximum Ratings
(Ta=25˚C)
Parameter
Supply Voltage
Supply Current
Power Dissipation
Operating Ambient Temperature
Storage Temperature
*1 Ta = 25˚C, *2 Ta = 75˚C
AN7273
AN7273S
AN7273
AN7273S
AN7273
AN7273S
Symbol
V
CC
I
CC
P
D
T
opr
T
csg
Rating
14.4
30
317 *
1
210 *
2
–20 ~ + 75
–20 ~ + 75
–55 ~ + 150
–55 ~ + 125
Unit
V
mA
mW
˚C
˚C
s
Recommended Operating Range
(Ta = 25˚C)
Parameter
Operating Supply Voltage Range
Symbol
V
CC (opr)
Range
3 ~ 12V
s
Electrical Characteristics
(V
CC
= 5V, Ta= 25˚C)
Parameter
Total Circuit Current
Demodulation Output Level
FM
Limiting Sensitivity
Muting Sensitivity
Level Meter Driving Output (1)
Level Meter Driving Output (2)
Total Circuit Current
Detection Output Level
AM
Max. Sensitivity
Level Meter Driving Output (1)
Level Meter Driving Output (2)
Note)
Symbol
I
tot
V
O
V
i (lim)
V
i (Mute)
V
15–11
V
15–11
I
tot
V
O
S
max.
V
15–11
V
15–11
Condition
DC measurement
V
i
=80dBµ
Input at V
O
= –3dB
Input at V
O
=more than –20dB
V
i
=70dBµ
V
i
=100dBµ
DC measurement
V
i
=80dBµ
Input at V
O
=10mV
V
i
= –10dBµ
V
i
=80dBµ
min.
9
75
43.5
55
0.61
1.14
8
60
4
0
1.12
1.25
typ.
14
100
46
64
0.8
1.26
13
80
9.5
max.
20
125
49.5
73
1.1
1.42
19
100
15
130
1.38
Unit
mA
mV
dBµ
dBµ
V
V
mA
mA
dBµ
mV
V
Unless otherwise specified, f
i
=10.7MHz, Mod. = 22.5kHz, f
m
= 400Hz (FM)
f
i
=1MHz, Mod. = 30%, f
m
= 400Hz (AM)
PANASONIC [ PANASONIC SEMICONDUCTOR ]
