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9DB1200CGLFT PDF预览

9DB1200CGLFT

更新时间: 2024-02-09 08:30:12
品牌 Logo 应用领域
艾迪悌 - IDT PC
页数 文件大小 规格书
14页 148K
描述
Twelve Output Differential Buffer for PCIe Gen1/Gen2, QPI, and FBDIMM

9DB1200CGLFT 数据手册

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DATASHEET  
Twelve Output Differential Buffer for PCIe Gen1/Gen2, QPI,  
and FBDIMM  
9DB1200C  
Description  
Features/Benefits  
DB1200 Rev 2.0 Intel Yellow Cover Device  
3 selectable SMBus addresses for easy system expansion  
Spread spectrum modulation tolerant, 0 to -0.5% down  
spread and +/- 0.25% center spread  
General Description  
The ICS9DB1200 is an Intel DB1200 Differential Buffer  
Specification device. This buffer provides 12 differential clocks  
at frequencies ranging from 100MHz to 400 MHz. The  
ICS9DB1200 is driven by a differential output from a CK410B+  
or CK509B main clock generator.  
Supports undriven differential outputs in Power Down Mode  
for power management.  
Key Specifications  
Output cycle-cycle jitter < 50ps.  
Output to output skew: 50ps  
Phase jitter: PCIe Gen2 < 3.1ps rms  
Phase jitter: QPI < 0.5ps rms  
64-pin TSSOP Package  
Output Features  
12 - 0.7V current-mode differential output pairs.  
Supports zero delay buffer mode and fanout mode.  
Bandwidth programming available.  
100-400 MHz operation in PLL mode  
33-400 MHz operation in Bypass mode  
Available in RoHS compliant packaging  
Functional Block Diagram  
12  
OE_(11:0)#  
SPREAD  
COMPATIBLE  
PLL  
SRC_IN  
SRC_IN#  
M
12  
DIF(11:0))  
U
X
FS(2:0)  
HIGH_BW#  
BYPASS#/PLL  
VTTPWRGD#/PD  
CONTROL  
LOGIC  
ADR_SEL  
SMBDAT  
SMBCLK  
IREF  
IDT® Twelve Output Differential Buffer for PCIe Gen1/Gen2, QPI, and FBDIMM  
1414F—06/30/10  
1

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