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参数资料
| 型号： | ICS4231M-03LFT |
| 厂商： | INTEGRATED DEVICE TECHNOLOGY INC |
| 元件分类： | 时钟产生/分配 |
| 英文描述： | 33 MHz, OTHER CLOCK GENERATOR, PDSO8 |
| 封装： | 0.150 INCH, LEAD FREE, SOIC-8 |
| 文件页数： | 2/7页 |
| 文件大小： | 231K |
| 代理商： | ICS4231M-03LFT |
LOW EMI CLOCK GENERATOR
ICS4231-03
MDS 4231-03 A
2
Revision 110404
In te gr ated Circuit Systems
● 5 25 Race Stree t, San Jose, CA 951 26 ● tel (408) 297-1 201 ● www.icst.com
Pin Assignment
Output Enable Function Table
0 = connect to GND
1 = connect directly to VDD
Note: OE# pin has an internal pull-down resistor
Frequency Range and Spread Table
Note: FS1:0 have internal pull-up resistors
Pin Descriptions
1
2
3
X1/CLKIN
4
X2
GND
FS1
FS0
VDD
CLKOUT
8
7
6
5
OE#
8 pin (150 mil) SOIC
OE#
(Pin 8)
Output Status
0
Running
1Tri-state
FS1
(Pin 7)
FS0
(Pin 4)
Clock Input
Frequency
(MHz)
Crystal Input
Frequency
(MHz)
Spread Amount
0
10-20
±1.875%
0
1
10-20
±1.0%
1
0
20-33
20-25
±1.875%
1
20-33
20-25
-2.0%
Pin
Number
Pin
Name
Pin Type
Pin Description
1
X1/CLKIN
Input
Crystal or Clock Input.
2
X2
Output
Crystal output. Float for a clock input.
3
GND
Power
Connect to ground.
4
FS0
Input
Select pin for input frequency and spread amount. See table above. Internal
pull up resistor.
5
CLKOUT
Output
Spread spectrum clock output per table above.
6
VDD
Power
Connect to 5V.
7
FS1
Input
Select pin for input frequency and spread amount. See table above. Internal
pull up resistor.
8
OE#
Input
Output Enable. Active Low. See table above. Internal pull-down resistor.
ICS4231-03
Low EMI Clock Generator
TSD
IDT / ICS Low EMI Clock Generator
ICS4231-03
2
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