GCIXP1250BA 837411 Intel, GCIXP1250BA 837411 Datasheet - Page 81

• Manufacturer Part Number: GCIXP1250BA 837411
• Manufacturer: Intel

Specifications of GCIXP1250BA 837411

• Lead Free Status / Rohs Status: Supplier Unconfirmed

4.3.7
4.3.7.1
Datasheet
Figure 19. FCLK Signal AC Parameter Measurements
Table 44. FCLK Signal AC Parameter Measurements
IX Bus
FCLK Signal AC Parameter Measurements
1. Maximum FCLK frequency for 232 MHz rated parts is 104 MHz. Maximum FCLK frequency for 200 MHz rated parts is 85 MHz.
2. T
3. Nominal V
F
T
T
T
V
T
c
CLK
high
low
r
ptp
, T
Maximum FCLK frequency for 166 MHz rated parts is 66 MHz.
high
2
f
2
and T
Symbol
ptp
low
= 0.12*VDDX to 0.75*VDDX.
are based on a 50% duty cycle and can vary (worst case) 45-55%.
V
ptp
Clock frequency
Cycle time
Clock high time
Clock low time
Clock peak to peak
Clock rise/fall time
F
core
V
l
/FCLK Clock Ratio
V
h
Parameter
T
r
T
high
3
2
T
T
c
10
9.62
3.8
3.8
0.6*VDDX
1
1.5:1
f
Minimum
1
T
low
Intel
®
IXP1250 Network Processor
104
100
---
---
---
4
Maximum
1
MHz
ns
ns
ns
V
ns
Unit
A8573-01
81