pi6c410b Pericom Semiconductor Corporation, pi6c410b Datasheet - Page 13

• Manufacturer Part Number: pi6c410b
• Description: 400mhz Clock Generator For Server/workstation
• Manufacturer: Pericom Semiconductor Corporation

AC Switching Characteristics
Notes:
3.
4.
5.
6.
7.
T
T
T
T
ΔV
Pwrdwn
Pwrdwn
Symbol
V
rise
rise
rise
rise
ΔT
Test confi guration is Rs = 33.2Ω, Rp = 49.9Ω, and 2pF.
Measurement taken from Single Ended waveform.
Measurement taken from Differential waveform.
Two Loads for PCI/PCIF and USB. Three loads for REF. RS=12Ω5%, Max 20" into 5pF load with 60Ω impedance.
Using M1 to measure.
V
V
ΔT
T
T
T
T
T
T
T
T
T
T
CROSS
T
T
HIGH
stable
skew
skew
skew
CROSS
LOW
drive
jitter
jitter
jitter
jitter
jitter
DC
DC
rise
/ T
/ T
/ T
/ T
07-0093
fall
fall
fall
fall
fall
/
PCI/PCIF, REF
PCI/PCIF, REF
REF, USB,
CPU, SRC
CPU, SRC
CPU, SRC
CPU, SRC
CPU, SRC
CPU, SRC
CPU, SRC
PCI/PCIF
PCI/PCIF
Outputs
USB
CPU
CPU
USB
SRC
SRC
REF
(V
Rise and Fall Time
(measured between 0.175V to 0.525V)
Rise/Fall Edge Rate
(measured between 0.8V to 2.0V)
Rise/Fall Edge Rate
(measured between 0.8V to 2.0V)
Rise and Fall Time Variation
CPU – CPU Skew
SRC – SRC Skew
PCI – PCI Skew / REF - REF Skew (mea-
sured at 1.5V)
Cycle – Cycle Jitter
Cycle – Cycle Jitter
Cycle – Cycle Jitter (measured at 1.5V)
Cycle – Cycle Jitter (measured at 1.5V)
Cycle – Cycle Jitter (measured at 1.5V)
Voltage High including overshoot
Voltage Low including undershoot
Absolute crossing point voltages
Total Variation of Vcross over all edges
Duty Cycle
Duty Cycle (measured at 1.5V)
All clock stabilization from power-up
Differential output enable after PwrDwn
de-assertion
PwrDwn rise and fall time
DD
= 3.3±5%, V
Parameters
DD_A
= 3.3±5%)
Clock Generator for Intel PCI-Express Server Chipset
13
-300
Min
175
660
250
1.0
1.0
45
45
Max.
1000
1150
<1.8
700
125
100
250
500
125
500
350
550
140
300
4.0
3.0
5.0
85
55
55
Units
V/ns
mV
ms
μs
ps
ps
ps
%
ns
PS8811A
PI6C410B
3, 5, 7
Notes
Fig 2
Fig 2
3, 4
3, 4
3, 5
3, 5
3, 5
6, 7
6, 7
3, 4
3, 4
3, 4
3, 4
3, 5
6
6
6
6
6
04/19/07