參數(shù)資料
型號(hào): RM5231A
廠商: PMC-Sierra, Inc.
英文描述: RM5231A⑩ Microprocessor with 32-Bit System Bus Data Sheet Preliminary
中文描述: RM5231A⑩微處理器與32位系統(tǒng)總線的數(shù)據(jù)資料的初步
文件頁(yè)數(shù): 34/40頁(yè)
文件大小: 595K
代理商: RM5231A
Proprietary and Confidential to PMC-Sierra, Inc and for its Customer’s Internal Use
Document ID: PMC-2002174, Issue 2
34
RM5231A Microprocessor with 32-Bit System Bus Data Sheet
Preliminary
9
9.1
AC Electrical Characteristics
Capacitive Load Deration
9.2
Clock Parameters
Parameter
Load Derate
Symbol
C
LD
Min
Max
2
Units
ns/25pF
Parameter
SysClock High
Symbol
t
SCH
t
SCL
Test
Conditions
Transition
5ns
CPU Speed
250 MHz
Min
3
Units
ns
300 MHz
Min
3
350 MHz
Min
3
Max
Max
Max
SysClock Low
Transition
5ns
3
3
3
ns
SysClock
Frequency
SysClock Period t
SCP
Clock Jitter for
SysClock
SysClock Rise
Time
SysClock Fall
Time
ModeClock
Period
JTAG Clock
Period
Note
1.
Operation of the RM5231A is only guaranteed with the Phase Lock Loop enabled.
33
125
33
125
33
125
MHz
8
30
8
30
8
30
ns
t
JI
±
150
±
150
±
150
ps
t
CR
2
2
2
ns
t
CF
2
2
2
ns
t
ModeCKP
256
256
256
t
SCP
t
JTAGCKP
4
4
4
t
SCP
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