參數(shù)資料
型號(hào): PI6C557-05LE
廠商: Pericom
文件頁(yè)數(shù): 7/9頁(yè)
文件大小: 0K
描述: IC CLOCK GENERATOR 20-TSSOP
產(chǎn)品培訓(xùn)模塊: Total Timing Technology
標(biāo)準(zhǔn)包裝: 74
系列: PCI Express® (PCIe)
類(lèi)型: 時(shí)鐘/頻率發(fā)生器
PLL:
主要目的: 以太網(wǎng),PCI Express(PCIe)
輸入: 時(shí)鐘,晶體
輸出: HCSL,LVDS
電路數(shù): 1
比率 - 輸入:輸出: 1:4
差分 - 輸入:輸出: 無(wú)/是
頻率 - 最大: 200MHz
電源電壓: 3.135 V ~ 3.465 V
工作溫度: -40°C ~ 85°C
安裝類(lèi)型: 表面貼裝
封裝/外殼: 20-TSSOP(0.173",4.40mm 寬)
供應(yīng)商設(shè)備封裝: 20-TSSOP
包裝: 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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