pi6c557-03 Pericom Semiconductor Corporation, pi6c557-03 Datasheet - Page 7

• Manufacturer Part Number: pi6c557-03
• Description: 100mhz, 125mhz Dual Pcie Clock Generator
• Manufacturer: Pericom Semiconductor Corporation

AC Characteristics (V
Notes:
1. 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
Recomended Crystal Specifi cation
Pericom recommends SRX7278 for optimium performance.
t
Symbol
∆ T
t
Symbol
T
T
SPREAD
CYCLE
STABLE
Parameter
Mode of Oscillation
Frequency
Frequency Tolerance
Temperature and Aging Stability
Load Cap
Equivelent Series Resistance
Drive Level
V
V
V
V
V
DUTY-
SKEW
T
T
L
F
J
MF
t
t
θ
θ
OUT
OR
R
CPA
CC
OF
OH
OE
OT
OL
CN
= 50Ω with C
JA
JC
IN
/∆T
07-0274
Input Frequency
Output Frequency
Output High Voltage
Output Low Voltage
Crossing Point Voltage
Crossing Point Voltage
Jitter, Cycle-to-Cycle
Modulation Frequency
Rise Time
Fall Time
Rise/Fall Time Variation
Skew between outputs
Duty Cycle
Output Enable Time
Output Disable Time
From power-up to VDD=3.3V
Setting period after spread change
Parameter
Thermal Resistance Junction to Ambient
Thermal Resistance Junction to Case
L
= 2 pF and R
(1,2)
(1,2)
(1,3)
Parameter
DD
R
= 3.3V ±10%, T
= 475
(1,2)
(5)
(5)
(1,2)
(1,3)
Value
Fundamental AT
25
±20
±30
20
35
100
(1,2)
(1,2,4)
(1,2)
Ω
@VDD = 3.3V
Absolute
Variation over all edges
Spread Spectrum
From 0.175V to 0.525V
From 0.525V to 0.175V
VDD/2
All outputs
All outputs
A
= -40°C to +85
Conditions
Still air
Units
MHz
PPM
pF
Ω
mW
Conditions
7
o
C)
Min.
Min.
-150
660
250
175
175
1.6
25
30
45
Typ.
Typ.
31.5
700
350
332
344
0.1
0.1
3.0
3.0
25
60
0
PCI Express Clock
Max.
90
24
PS8824C
Max.
200
850
550
140
100
700
700
125
33
50
55
PI6C557-03
°C/W
°C/W
Unit
MHz
MHz
Unit
kHz
mV
mV
mV
mV
ms
ms
μs
μs
ps
ps
ps
ps
ps
%
12/14/07