参数资料
型号: PI6C557-05LE
厂商: Pericom
文件页数: 7/9页
文件大小: 0K
描述: IC CLOCK GENERATOR 20-TSSOP
产品培训模块: Total Timing Technology
标准包装: 74
系列: PCI Express® (PCIe)
类型: 时钟/频率发生器
PLL:
主要目的: 以太网,PCI Express(PCIe)
输入: 时钟,晶体
输出: HCSL,LVDS
电路数: 1
比率 - 输入:输出: 1:4
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: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 20-TSSOP(0.173",4.40mm 宽)
供应商设备封装: 20-TSSOP
包装: 管件
7
PI6C557-05
PCIe 2.0 Clock Generator with 4 HCSL Outputs
www.pericom.com
P-0.1
04/29/11
All trademarks are property of their respective owners.
AC Characteristics
Symbol
Parameter
Conditions
Min.
Typ.
Max.
Unit
FIN
Input Frequency
25
MHz
VOUT
Output Frequency
HCSL terminal
200
MHz
LVDS terminal
100
VOH
Output High Voltage (1,2)
@VDD = 3.3V
660
700
850
mV
VOL
Output Low Voltage(1,2)
-150
0
27
mV
VCPA
Crossing Point Voltage(1,2)
Absolute
250
350
550
mV
VCN
Crossing Point Voltage(1,2,4)
Variation over all edges
140
mV
JCC
Jitter, Cycle-to-Cycle(1,3)
40
60
ps
JRMS
RMS Jitter
PCI-SIG jitter test method
3.1
ps
MF
Modulation Frequency
Spread Spectrum
30
31.5
33
kHz
tOR
Rise Time(1,2)
From 0.175V to 0.525V
175
332
700
ps
tOF
Fall Time(1,2)
From 0.525V to 0.175V
175
344
700
ps
TSKEW
Skew between outputs
At Crossing Point Voltage
50
ps
TDUTY-CYCLE
Duty Cycle(1,3)
45
55
%
TOE
Output Enable Time(5)
All outputs
10
μs
TOT
Output Disable Time(5)
All outputs
10
μs
tSTABLE
From power-up to VDD=3.3V
From Power-up VDD=3.3V
3.0
ms
tSPREAD
Setting period after spread change Setting period after spread
change
3.0
ms
Notes:
1. RL = 50-Ohm with CL = 2 pF and RR
2. Single-ended waveform
3. Differential waveform
4. Measured at the crossing point
5. CLK pins are tri-stated when OE is LOW
Thermal Characteristics
Symbol Parameter
Conditions
Min.
Typ.
Max.
Unit
θJA
Thermal Resistance Junction to Ambient
Still air
93
°C/W
θJC
Thermal Resistance Junction to Case
20
°C/W
(VDD = 3.3V ±5%, TA = -40°C to +85°C)
11-0063
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