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参数资料
| 型号： | SL28748ELI |
| 厂商： | Silicon Laboratories Inc |
| 文件页数： | 6/19页 |
| 文件大小： | 0K |
| 描述： | IC CLOCK CALPELLA CK505 32QFN |
| 标准包装： | 624 |
| 系列： | EProClock® |
| 类型： | 时钟/频率发生器，多路复用器 |
| PLL： | 是 |
| 主要目的： | Intel CPU 服务器 |
| 输入： | 晶体 |
| 输出： | HCSL，LVCMOS |
| 电路数： | 1 |
| 比率 - 输入:输出： | 1:8 |
| 差分 - 输入:输出： | 无/是 |
| 频率 - 最大： | 133MHz |
| 电源电压： | 3.135 V ~ 3.465 V |
| 工作温度： | -40°C ~ 85°C |
| 安装类型： | * |
| 封装/外壳： | * |
| 供应商设备封装： | * |
| 包装： | * |
SL28748
DOC#: SP-AP-0017 (Rev. AA)
Page 14 of 19
TSKEW(window) Any SRC Clock Skew from the earliest
bank to the latest bank
Measured at 0V differential
–
3.0
ns
TCCJ
SRC Cycle to Cycle Jitter
Measured at 0V differential
–
125
ps
RMSGEN1
Output PCIe* Gen1 REFCLK phase
jitter
BER = 1E-12 (including PLL BW 8 - 16
MHz, ζ = 0.54, Td=10 ns,
Ftrk=1.5 MHz)
0108
ps
RMSGEN2
Output PCIe* Gen2 REFCLK phase
jitter
Includes PLL BW 8 - 16 MHz, Jitter
Peaking = 3dB, ζ = 0.54, Td=10 ns),
Low Band, F < 1.5MHz
03.0
ps
RMSGEN2
Output PCIe* Gen2 REFCLK phase
jitter
Includes PLL BW 8 - 16 MHz, Jitter
Peaking = 3dB, ζ = 0.54, Td=10 ns),
Low Band, F < 1.5MHz
03.1
ps
LACC
SRC Long Term Accuracy
Measured at 0V differential
–
100
ppm
TR / TF
SRC Rising/Falling Slew Rate
Measured differentially from ±150 mV
2.5
8
V/ns
TRFM
Rise/Fall Matching
Measured single-endedly from ±75 mV
–
20
%
VHIGH
Voltage High
1.15
V
VLOW
Voltage Low
–0.3
–
V
VOX
Crossing Point Voltage at 0.7V Swing
300
550
mV
DOT96 at 0.7V
TDC
DOT96 Duty Cycle
Measured at 0V differential
45
55
%
TPERIOD
DOT96 Period
Measured at 0V differential at 0.1s
10.4156
10.4177
ns
TPERIODAbs
DOT96 Absolute Period
Measured at 0V differential at 0.1s
10.1656
10.6677
ns
TCCJ
DOT96 Cycle to Cycle Jitter
Measured at 0V differential at 1 clock
–
250
ps
LACC
DOT96 Long Term Accuracy
Measured at 0V differential at 1 clock
–
100
ppm
TR / TF
DOT96 Rising/Falling Slew Rate
Measured differentially from ±150 mV
2.5
8
V/ns
TRFM
Rise/Fall Matching
Measured single-endedly from ±75 mV
–
20
%
VHIGH
Voltage High
1.15
V
VLOW
Voltage Low
–0.3
–
V
VOX
Crossing Point Voltage at 0.7V Swing
300
550
mV
27M_NSS/27_SS at 3.3V
TDC
Duty Cycle
Measurement at 1.5V
45
55
%
TPERIOD
Spread 27M Period
Measurement at 1.5V
37.03594 37.03813
ns
Spread Enabled 27M Period
Measurement at 1.5V
37.12986 37.13172
ns
TR / TF
Rising and Falling Edge Rate
Measured between 0.8V and 2.0V
1.0
4.0
V/ns
TCCJ
Cycle to Cycle Jitter
Measurement at 1.5V
–
300
ps
LACC
27_M Long Term Accuracy
Measured at crossing point VOX
–50
ppm
REF
TDC
REF Duty Cycle
Measurement at 1.5V
45
55
%
TPERIOD
REF Period
Measurement at 1.5V
69.82033
69.86224
ns
TPERIODAbs
REF Absolute Period
Measurement at 1.5V
68.83429
70.84826
ns
THIGH
REF High time
Measurement at 2V
29.97543
38.46654
ns
TLOW
REF Low time
Measurement at 0.8V
29.57543
38.26654
ns
TR / TF
REF Rising and Falling Edge Rate
Measured between 0.8V and 2.0V
1.0
4.0
V/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 |
|---|---|
| SL28748ELIT | 功能描述:时钟发生器及支持产品 Calpella IronLake Jasper Forest IbexPk 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 |
| SL28748ELITR | 制造商:Silicon Laboratories Inc 功能描述: |
| SL28770ELC | 功能描述:时钟发生器及支持产品 Calpella IrnLk JpFrt Ibex Pk Add USB28748 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 |
| SL28770ELCT | 功能描述:时钟发生器及支持产品 Calpella IrnLk JpFrt Ibex Pk Add USB28748 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 |
| SL28770ELI | 功能描述:时钟发生器及支持产品 Calpella IrnLk JpFrt Ibex Pk Add USB28748 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 |
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