參數(shù)資料
型號: UPC1862
廠商: NEC Corp.
英文描述: BURST LOCK CLOCK GENERATOR
中文描述: 爆破鎖時鐘發(fā)生器
文件頁數(shù): 11/32頁
文件大?。?/td> 252K
代理商: UPC1862
11
μ
PC1862
(6/12)
Pin No.
Symbol
Pin Name
Equivalent Circuit
Function
16
VCOO
VCO Output
Burst locked VCO output
DC voltage of a standard
2.8 V
17
DIVS
Dividing ratio selec-
tion
Divider ratio selection input
When 1/4: Low level input
When 1/8: High level input
When external dividing: Middle
level input
18
ESCI
External subcarrier
Input
(External Divide)
External subcarrier input.
When no use (pin 17 is not middle
level): Low level input
CV
CC2
(pin 14)
5 k
400 A
16
17
100 A
100 A
CV
CC3
(pin 15)
25 k
25 k
10 k
16 k
16 k
16 k
16 k
18
CV
CC3
(pin 15)
100 A
25 k
5 k
22 k
2.5 V
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