參數(shù)資料
型號(hào): AN8946SB
廠商: PANASONIC CORP
元件分類(lèi): 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(yè)數(shù): 5/10頁(yè)
文件大?。?/td> 86K
代理商: AN8946SB
ICs for TV
AN8946SB
5
Pin No.
Equivalent circuit
Description
Voltage
(Open)
1
Key pulse input
No input at receiving NTSC signal.
Input a key pulse in a direct DC con-
nection at receiving MUSE signal.
30 mV
2
AFC output L
Output impedance can be lowered by
adding an external resistor.
0 V to 5 V
3
AFC output H
Output impedance can be lowered by
adding an external resistor.
0 V to 5 V
4
V
CC2
Supply power for VCO, AFC
Apply 5 V
from outside
5
VCO1
Connects a resonance circuit between
pin 5 and pin 7.
Floating
6
GND3
GND for VCO, AFC
Apply 0 V
from outside
7
Same as VCO1
VCO2
Connects a resonance circuit between
pin 5 and pin 7.
Floating
I
Terminal Equivalent Circuits
1
1 k
10 k
2
1 k
10 k
200
3
1 k
10 k
200
4
5
7
10
10
200
200
2 mA
2 pF
2 pF
2 pF
2 pF
6
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