参数资料
型号: 932S203AFLF
厂商: INTEGRATED DEVICE TECHNOLOGY INC
元件分类: 时钟产生/分配
英文描述: 133.3 MHz, PROC SPECIFIC CLOCK GENERATOR, PDSO56
封装: 0.300 INCH, GREEN, MO-118, SSOP-56
文件页数: 5/19页
文件大小: 284K
代理商: 932S203AFLF
13
ICS932S203
0601E—12/22/04
All 3V66 clocks are to be in phase with each other. All 66MHz_OUT clocks are to be in phase with each other. There
is NO phase relationship between the 3V66 clocks and the 66MHz_OUT and PCI clocks. In the case where 3V66_1
is configured as 48MHz VCH clock, there is no defined phase relationship between 3V66_1/VCH and other 3V66 clocks.
The PCI group should lag 3V66 by the standard skew described below as Tpci.
The 66MHz_IN to 66MHz_OUT delay is shown in the figure below and is specified to be within a min and max
propagation value.
66MHz_IN
66MHz_OUT
PCICLK_F
3V66
Tpd
Tpci
No Relationship
Buffered Mode - 3V66[0:1], 66MHz_IN, 66MHz_OUT[0:2] and PCI Phase Relationship
Group Skews at Common Transition Edges: (Buffered Mode)
GROUP
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
3V66
3V66 (1:0) pin to pin skew
0
500
ps
66MHz_OUT
66OUT
66MHz_OUT (2:0) pin to pin skew
0
175
ps
PCI
PCI_F (2:0) and PCI (6:0) pin to pin skew
0
500
ps
66MHz_IN 66MHz_OUT
Tpd
Propogation delay from 66MHz_IN to
66MHz_OUT (2:0)
2.5
4.5
ns
66MHz_OUT to PCI
Tpci
66MHz_OUT (2:0) leads 33 MHz PCI
1.5
3.5
ns
1Guaranteed by design, not 100% tested in production.
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