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| 型号： | CY28442ZXC-2 |
| 厂商： | Silicon Laboratories Inc |
| 文件页数： | 8/19页 |
| 文件大小： | 0K |
| 描述： | IC CLOCK ALVISO PENTM 56TSSOP |
| 标准包装： | 35 |
| 类型： | 时钟/频率发生器 |
| PLL： | 是 |
| 主要目的： | Intel CPU 服务器 |
| 输入： | LVTTL，晶体 |
| 输出： | HCSL，LVCMOS |
| 电路数： | 1 |
| 比率 - 输入:输出： | 3:20 |
| 差分 - 输入:输出： | 无/是 |
| 频率 - 最大： | 200MHz |
| 电源电压： | 3.135 V ~ 3.465 V |
| 工作温度： | 0°C ~ 85°C |
| 安装类型： | 表面贴装 |
| 封装/外壳： | 56-TFSOP（0.240"，6.10mm 宽） |
| 供应商设备封装： | 56-TSSOP |
| 包装： | 管件 |
| 其它名称： | SLCY28442ZXC-2 |
CY28442-2
..................... Document #: 38-07691 Rev. *B Page 16 of 19
TPERIODSSAbs 200-MHz CPUT and CPUC Absolute
period, SSC
Measured at crossing point VOX
4.913500
5.111634
ns
TCCJ
CPUT/C Cycle to Cycle Jitter
Measured at crossing point VOX
–85
ps
TCCJ2
CPU2_ITP Cycle to Cycle Jitter
Measured at crossing point VOX
–125
ps
TSKEW2
CPU2_ITP to CPU0 Clock Skew
Measured at crossing point VOX
–150
ps
TR / TF
CPUT and CPUC Rise and Fall Time
Measured from VOL = 0.175 to
VOH = 0.525V
175
700
ps
TRFM
Rise/Fall Matching
Determined as a fraction of
2*(TR – TF)/(TR + TF)
–20
%
T
R
Rise Time Variation
–
125
ps
T
F
Fall Time Variation
–
125
ps
VHIGH
Voltage High
Math averages Figure 15
660
850
mV
VLOW
Voltage Low
Math averages Figure 15
–150
–
mV
VOX
Crossing Point Voltage at 0.7V Swing
250
550
mV
VOVS
Maximum Overshoot Voltage
–
VHIGH +
0.3
V
VUDS
Minimum Undershoot Voltage
–0.3
–
V
VRB
Ring Back Voltage
See Figure 15. Measure SE
–
0.2
V
SRC
TDC
SRCT and SRCC Duty Cycle
Measured at crossing point VOX
45
55
%
TPERIOD
100-MHz SRCT and SRCC Period
Measured at crossing point VOX
9.997001
10.00300
ns
TPERIODSS
100-MHz SRCT and SRCC Period, SSC Measured at crossing point VOX
9.997001
10.05327
ns
TPERIODAbs
100-MHz SRCT and SRCC Absolute
Period
Measured at crossing point VOX
9.872001
10.12800
ns
TPERIODSSAbs 100-MHz SRCT and SRCC Absolute
Period, SSC
Measured at crossing point VOX
9.872001
10.17827
ns
TSKEW
Any SRCT/C to SRCT/C Clock Skew
Measured at crossing point VOX
–100
ps
TCCJ
SRCT/C Cycle to Cycle Jitter
Measured at crossing point VOX
–125
ps
LACC
SRCT/C Long Term Accuracy
Measured at crossing point VOX
–
300
ppm
TR / TF
SRCT and SRCC Rise and Fall Time
Measured from VOL = 0.175 to
VOH = 0.525V
175
700
ps
TRFM
Rise/Fall Matching
Determined as a fraction of
2*(TR – TF)/(TR + TF)
–20
%
T
R
Rise TimeVariation
–
125
ps
T
F
Fall Time Variation
–
125
ps
VHIGH
Voltage High
Math averages Figure 15
660
850
mV
VLOW
Voltage Low
Math averages Figure 15
–150
–
mV
VOX
Crossing Point Voltage at 0.7V Swing
250
550
mV
VOVS
Maximum Overshoot Voltage
–
VHIGH +
0.3
V
VUDS
Minimum Undershoot Voltage
–0.3
–
V
VRB
Ring Back Voltage
See Figure 15. Measure SE
–
0.2
V
PCI/PCIF
TDC
PCI Duty Cycle
Measurement at 1.5V
45
55
%
TPERIOD
Spread Disabled PCIF/PCI Period
Measurement at 1.5V
29.99100
30.00900
ns
TPERIODSS
Spread Enabled PCIF/PCI Period, SSC Measurement at 1.5V
29.9910
30.15980
ns
TPERIODAbs
Spread Disabled PCIF/PCI Period
Measurement at 1.5V
29.49100
30.50900
ns
AC Electrical Specifications (continued)
Parameter
Description
Condition
Min.
Max.
Unit
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相关代理商/技术参数 |
参数描述 |
|---|---|
| CY28442ZXC-2T | 功能描述:时钟发生器及支持产品 Calistoga RoHS:否 制造商:Silicon Labs 类型:Clock Generators 最大输入频率:14.318 MHz 最大输出频率:166 MHz 输出端数量:16 占空比 - 最大:55 % 工作电源电压:3.3 V 工作电源电流:1 mA 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:QFN-56 |
| CY28442ZXCT | 功能描述:IC CLOCK GEN ALVISO 56-TSSOP RoHS:是 类别:集成电路 (IC) >> 时钟/计时 - 时钟发生器，PLL，频率合成器 系列:- 产品变化通告:Product Discontinuation 04/May/2011 标准包装:96 系列:- 类型:时钟倍频器，零延迟缓冲器 PLL:带旁路 输入:LVTTL 输出:LVTTL 电路数:1 比率 - 输入:输出:1:8 差分 - 输入:输出:无/无 频率 - 最大:133.3MHz 除法器/乘法器:是/无 电源电压:3 V ~ 3.6 V 工作温度:0°C ~ 70°C 安装类型:表面贴装 封装/外壳:16-TSSOP（0.173"，4.40mm 宽） 供应商设备封装:16-TSSOP 包装:管件 其它名称:23S08-5HPGG |
| CY28443 | 制造商:CYPRESS 制造商全称:Cypress Semiconductor 功能描述:Clock Generator for Intel㈢ Calistoga Chipset |
| CY28443-2 | 制造商:CYPRESS 制造商全称:Cypress Semiconductor 功能描述:Clock Generator for Intel㈢ Calistoga Chipset |
| CY28443-3 | 制造商:SPECTRALINEAR 制造商全称:SPECTRALINEAR 功能描述:Clock Generator for Intel㈢ Calistoga Chipset |
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