參數(shù)資料
型號(hào)： ST49C101A-XX
廠商： Exar Corporation
英文描述： High Frequency Clock Multiplier(高頻時(shí)鐘乘法器（掩摸可編程單片模擬鎖相環(huán)設(shè)備）)
中文描述： 高頻時(shí)鐘倍頻（高頻時(shí)鐘乘法器（掩摸可編程單片模擬鎖相環(huán)設(shè)備））
文件頁數(shù)： 3/10頁
文件大小： 109K
代理商： ST49C101A-XX
ST49C101A-XX
3
Rev. 2.20
PIN DESCRIPTION
Pin #
Symbol
Type
Description
1
XTAL1
I
Crystal or External Clock Input.
A crystal can be connected to this pin
and XTAL2 pin to generate internal phase locked loop reference clock.
For external clock, XTAL2 is left open or used as buffered clock output.
2
1
OE
I
Clock Output Enable (Active high).
CLOCK output is three stated when
this pin is low. Connect to DVCC for normal operation.
3
AGND
O
Analog Ground.
4
DGND
O
Digital Ground.
5
CLOCK
O
Programmed Output Clock.
6
DV
CC
AV
CC
XTAL2
I
Positive Supply Voltage.
Single +5 or 3.3 volts.
7
I
Analog Supply Voltage.
Single +5 or 3.3 volts.
8
O
Crystal Output.
Note:
1
Has internal weak pull-up resistor
8
7
6
1
2
3
5
4
XTAL2
AVCC
DVCC
CLOCK
XTAL1
OE
AGND
DGND
8 Pin SOIC (Jedec, 0.150")
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