an7273s Panasonic Corporation of North America, an7273s Datasheet - Page 2

• Manufacturer Part Number: an7273s
• Description: Am Tuner, Fm/am If Amplifier Circuit
• Manufacturer: Panasonic Corporation of North America

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