ICS8302AMIT Datasheet

  • ICS8302AMIT

  • DUAL, 1-TO-1 DIFFERENTIAL-TO-LVCMOS TRANSLATOR/BUFFER

  • 250.63KB

  • 17页

  • ICS

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Integrated
Circuit
Systems, Inc.
ICS932S203
Frequency Generator with 133MHz Differential CPU Clocks
Recommended Application:
Servers based on Intel CK408 processors
Output Features:
鈥?/div>
4 Differential CPU Clock Pairs @ 3.3V
鈥?/div>
7 PCI (3.3V) @ 33.3MHz
鈥?/div>
3 PCI_F (3.3V) @ 33.3MHz
鈥?/div>
1 USB (3.3V) @ 48MHz
鈥?/div>
1 DOT (3.3V) @ 48MHz
鈥?/div>
1 REF (3.3V) @ 14.318MHz
鈥?/div>
1 3V66 (3.3V) @ 66.6MHz
鈥?/div>
1 VCH/3V66 (3.3V) @ 48MHz or 66.6MHz
鈥?/div>
3 66MHz_OUT/3V66 (3.3V) @ 66.6MHz_IN
or 66.6MHz
鈥?/div>
1 66MHz_IN/3V66 (3.3V) @ Input/66MHz
Features:
鈥?/div>
Supports spread spectrum modulation,
down spread 0 to -0.5%.
鈥?/div>
Efficient power management scheme through PD#
and PCI_STOP#.
鈥?/div>
Uses external 14.318MHz crystal
鈥?/div>
Stop clocks and functional control available through
SMBus interface.
Key Specifications:
鈥?/div>
CPU Output Jitter <150ps
鈥?/div>
3V66 Output Jitter <250ps
鈥?/div>
CPU Output Skew <150ps
Pin Configuration
56-Pin 300mil SSOP/TSSOP
* These inputs have 150K internal pull-up resistor to VDD.
Block Diagram
Functionality
CPU
(MHz)
100
133.3
100
133.3
Hi-Z
Tclk/2
3V66
(MHz)
66.6
66.6
66.6
66.6
Hi-Z
Tclk/4
66Buff[2:0]
3V66[4:2]
(MHz)
66.6 In path
66. In path
66.6
66.6
Hi-Z
Tclk/4
PCI_F
PCI
(MHz)
66.6 in/2
66.6 in/2
33.3
33.3
Hi-Z
Tclk/8
FS1 FS0
1
1
0
0
mid
mid
0
1
0
1
0
1
0601E鈥?2/22/04

ICS8302AMIT相关型号PDF文件下载

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    Low Skew 1-to-16 Fanout Buffer
    ICST [Inte...
  • 英文版
    LOW SKEW, 1-TO-24 DIFFERENTIAL-TO-LVCMOS FANOUT BUFFER
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    350MHZ, CRYSTAL-TO-LVCMOS / LVTTL FREQUENCY SYNTHESIZER
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    Low Skew 1-to-16 Differential Current Mode Fanout Buffer
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