参数资料
型号: NTE1836
厂商: NTE Electronics, Inc.
英文描述: Integrated Circuit Electronic Channel Select System Control
中文描述: 集成电路电子通道选择系统控制
文件页数: 3/4页
文件大小: 29K
代理商: NTE1836
Band Switch Truth Table
Input
Output
A
B
F
1
F
2
F
3
F
4
(Pin7)
L
H
L
H
(Pin6)
L
L
H
H
(Pin14)
H
Z
Z
Z
(Pin15)
Z
H
Z
Z
(Pin16)
Z
Z
H
Z
(Pin17)
Z
Z
Z
H
Z: High Impedance
Operation of Tuning Detection Section
Tuning Mode
LPF Output
AFT
AFT
L
AFT
C
AFT
H
AFT
L
AFT
C
AFT
H
OUT1
L
L
L
H
H
L
OUT2
L
L
L
L
H
H
Unsynchronized
L
Synchronized
H
AFT
L: V
AFT
< V
CL
AFT
C: V
CL
< V
AFT
< V
CH
AFT
H: V
AFT
> V
CH
V
CC
1
Pin Connection Diagram
RST Output
V
CC
2
GND
Output to TV
Bandswitch Output F1
Bandswitch Output F2
OP Amp Input
+ 5V Output
Bandswitch Input A
Bandswitch Input B
LPF
Bandswitch Output F3
1
2
3
4
Sync Separator
FBP
AFT
Output 1
5
Output 2
6
7
20
19
18
17
Bandswitch Output F4
16
15
14
8
9
13
12
PLL Input
10
11
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