PI6C557-05Q Datasheet, PDF (7/9 Pages) Pericom Semiconductor Corporation – PCIe 2.0 Clock Generator with 4 HCSL Outputs for Automotive Applications

PI6C557-05Q
PCIe® 2.0 Clock Generator with 4 HCSL Outputs for Automotive Applications
AC Characteristics (V_DD = 3.3V ±5%, TA = -40°C to +85°C)
Symbol
Parameter
Conditions
F_IN
V_OUT
V_OH
V_OL
V_CPA
V_CN
J_CC
J_RMS
MF
t_OR
t_OF
T_SKEW
T_DUTY-CYCLE
T_OE
T_OT
t_STABLE
Input Frequency
Output Frequency
Output High Voltage ^(1,2)
Output Low Voltage^(1,2)
Crossing Point Voltage^(1,2)
Crossing Point Voltage^(1,2,4)
Jitter, Cycle-to-Cycle^(1,3)
RMS Jitter
Modulation Frequency
Rise Time^(1,2)
Fall Time^(1,2)
Skew between outputs
Duty Cycle^(1,3)
Output Enable Time⁽⁵⁾
Output Disable Time⁽⁵⁾
From power-up to VDD=3.3V
HCSL terminal
LVDS terminal
@VDD = 3.3V
Absolute
Variation over all edges
PCIe Gen 2 High Band
PCIe Gen 2 Low Band
Spread Spectrum
From 0.175V to 0.525V
From 0.525V to 0.175V
At Crossing Point Voltage
All outputs
All outputs
From Power-up VDD=3.3V
Min. Typ. Max. Unit
25
MHz
200
MHz
100
660
700
850
mV
-150
0
27
mV
250
350
550
mV
140
mV
40
60
ps
2.1
3.1
ps
0.6
3.0
30
31.5
33
kHz
175
332
700
ps
175
344
700
ps
50
ps
45
55
%
10
μs
10
μs
3.0
ms
Notes:
1. R_L = 50-Ohm with C_L = 2 pF and R_R
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
θ_JA
Thermal Resistance Junction to Ambient
θ_JC
Thermal Resistance Junction to Case
Conditions
Still air
Min. Typ. Max.
93
20
Unit
°C/W
°C/W
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14-0063
7
www.pericom.com
PI6C557-05Q
Rev B
05/05/14