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參數(shù)資料
| 型號： | AN8946SB |
| 廠商： | PANASONIC CORP |
| 元件分類： | 接收器 |
| 英文描述： | FM demodulation IC for BS/CS broadcasting |
| 中文描述： | FM, AUDIO DEMODULATOR, PDSO28 |
| 封裝： | 0.375 INCH, PLASTIC, SSOP-28 |
| 文件頁數(shù)： | 2/10頁 |
| 文件大?。?/td> | 86K |
| 代理商： | AN8946SB |
AN8946SB
ICs for TV
2
I
Pin Descriptions
I
Absolute Maximum Ratings
Parameter
Symbol
Rating
Unit
Supply voltage
V
CC
5.6
V
Supply current
I
CC
50
mA
Power dissipation
P
D
280
mW
Operating ambient temperature
*
T
opr
20 to
+
75
55 to
+
150
°
C
°
C
Storage temperature
*
T
stg
Note) 1. Be carefl for static electricity damage of pin 1 to pin 5, pin 7, pin 21, pin 26 and pin 28.
2. *: Except for the operating ambient temperature and storage temperature, all ratings are for T
a
=
25
°
C.
I
Recommended Operating Range
Parameter
Symbol
Range
Unit
Supply voltage
V
CC
4.5 to 5.5
V
Pin No.
Description
1
Key pulse input
2
AFC output L
3
AFC output H
4
V
CC2
(VCO, AFC system)
5
VCO1
6
GND3 (VCO system)
7
VCO2
8
GND2 (Main)
9
Loop amp. output
10
Video amp. input
11
Video amp. output
12
Free-run frequency adjustment
13
Loop amp. input 1
14
Loop amp. input 2
Pin No.
Description
15
AFC adjustment
16
AGC output 2
17
AGC output 1
18
AGC adjustment
19
IF amp. output
20
Regulator output
21
V
CC1
(Main)
22
GND1 (AGC amp., regulator system)
23
IF amp. input 2
24
IF amp. input 1
25
AFC output R
26
AFC LPF2
27
AFC LPF1
28
Key pulse LPF
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