W195B
| Model | W195B |
| Description | Frequency Generator for Integrated Core Logic |
| PDF file | Total 13 pages (File size: 144K) |
| Chip Manufacturer | CYPRESS |
PRELIMINARY
Group Skew and Jitter Limits
Output Group
CPU
SDRAM
APIC
48MHz
3V66
PCI
REF
Pin-Pin Skew Max
175 ps
250 ps
250 ps
250 ps
175 ps
500 ps
N/A
Cycle-Cycle Jitter
250 ps
250 ps
500 ps
500 ps
500 ps
500 ps
1000 ps
Duty Cycle
45/55
45/55
45/55
45/55
45/55
45/55
45/55
Nom Vdd
2.5V
3.3V
2.5V
3.3V
3.3V
3.3V
3.3V
W195B
Skew, Jitter
Measure Point
1.25V
1.5V
1.25V
1.5V
1.5V
1.5V
1.5V
Output
Buffer
Clock Output Wave
Test Point
Test Load
T
PERIOD
Duty Cycle
T
HIGH
2.0
2.5V Clocking
Interface
1.25
0.4
T
LOW
T
RISE
T
FALL
T
PERIOD
Duty Cycle
T
HIGH
2.4
3.3V Clocking
Interface
1.5
0.4
T
LOW
T
RISE
T
FALL
Figure 8. Output Buffer
Ordering Information
Ordering Code
W195B
Package
Name
H
Package Type
48-pin SSOP (300 mils)
Intel is a registered trademark of Intel Corporation.
Document #: 38-00815
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