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參數(shù)資料
| 型號(hào)： | AN7243S |
| 廠商： | PANASONIC CORP |
| 元件分類： | 消費(fèi)家電 |
| 英文描述： | FM Front-end Circuit for Car Radio |
| 中文描述： | SPECIALTY CONSUMER CIRCUIT, PDSO14 |
| 封裝： | 0.225 INCH, PLASTIC, SOP-14 |
| 文件頁(yè)數(shù)： | 2/7頁(yè) |
| 文件大?。?/td> | 81K |
| 代理商： | AN7243S |
ICs for FM/AM Tuner
AN7243S
I
Absolute Maximum Ratings
(Ta=25C)
V
CC
I
CC
P
D
T
opr
T
stg
Supply Voltage
Supply Current
Power Dissipation
Operating Ambient Temperature
Storage Temperature
V
mA
mW
C
C
Parameter
Symbol
Rating
9.6
50
380
–40 ~ + 80
–55 ~ + 125
Unit
I
Recommended Operating Range
(Ta=25C)
Parameter
Symbol
V
CC
Range
Operating Supply Voltage Range
6.5V ~ 9.6V
V
=17dB
μ
no conversion
However, S= output at 400Hz
30%conversion
f
=108.7MHz
Measured by Pin4, No signal
No modulation, V
in
= 53dB
μ
Input level at V
AGC
= 3V
V
in
= 72dB
μ
V
in
= 58dB
μ
At S
ON, difference between
input level at V
= 3V and
AGC maximum sensitivity
V
in
= 72dB
μ
V
in
= 63dB
μ
Parameter
Symbol
Condition
min.
typ.
max.
Unit
I
Electrical Characteristics
(V
CC
= 8V, f
in
= 98MHz, 400Hz 30%Modulation, S
1
: Open, Ta= 25C)
S/N Ratio
Local Oscillation Output Level
IF Output Level
AGC Maximum Sensitivity
AGC Level (L)
AGC Level (H)
AGC Sensitivity Variable Range
ADX Drive Current
ADX Leak Current
N
OUT
V
OSC
V
OUT
S
AGC
V
AGC(L)
V
AGC(H)
I
X(max.)
I
X(leak)
22
160
41
60
6
18
20
30
250
58
65
0.02
6.6
330
82
70
0.5
1
dB
mV
mV
dB
μ
V
V
dB
mA
μ
A
I
tot
– V
CC
25
20
15
10
5
0
V
CC
(V)
I
t
6
0
2
4
12
10
8
IF – Amp. Input/Output
Characteristics
120
100
80
60
IF IN (MHz)
I
μ
)
40
60
80
100
120
AGC Start Point Variable Axis
AN7243S
IF IN
IF
OUT
0.01
μ
F
0.01
μ
F
330
10
8
6
4
2
0
V
in
(dB
μ
)
I
A
0
10
60
70
80
90
100
110
6.6V
AGC
Adj. R = 0
AGC
Adj. R =
∞
I
Characteristics Curve
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