RM5261A-250-H PMC-Sierra Inc, RM5261A-250-H Datasheet - Page 34

• Manufacturer Part Number: RM5261A-250-H
• Description: RM5261A Microprocessor with 64-Bit System Bus Data Sheet Preliminary
• Manufacturer: PMC-Sierra Inc

Proprietary and Confidential to PMC-Sierra, Inc and for its Customer’s Internal Use
Document ID: PMC-2002240, Issue 2
9
9.1
9.2
AC Electrical Characteristics
Capacitive Load Deration
Clock Parameters
Parameter
Load Derate
Parameter Symbol
SysClock
High
SysClock
Low
SysClock
Frequency
SysClock
Period
Clock Jitter
for SysClock
SysClock
Rise Time
SysClock
Fall Time
ModeClock
Period
JTAG Clock
Period
Note
1.
Operation of the RM5261A is only guaranteed with the Phase Lock Loop Enabled.
1
t
t
t
t
t
t
t
t
SCH
SCL
SCP
JI
CR
CF
ModeCKP
JTAGCKP
Test
Conditions
Transition
Transition
Symbol
C
LD
5ns 3
5ns 3
RM5261A™ Microprocessor with 64-Bit System Bus Data Sheet
CPU Speed
250 MHz
Min
33
8
4
Min
—
Max
125
30
2
2
256
150
300 MHz
Min
3
3
33
8
4
Max
2
Max
125
30
2
2
256
150
350 MHz
Min
3
3
33
8
4
Units
ns/25pF
Max
125
30
2
2
256
150
Preliminary
Units
ns
ns
MHz
ns
ps
ns
ns
t
t
SCP
SCP
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