参数资料
型号: MSM80C88A-10
厂商: OKI SEMICONDUCTOR CO., LTD.
英文描述: 8-Bit CMOS Microprocessor(内部结构为16位,外围接口8位,8位微处理器)
中文描述: 8位CMOS微处理器(内部结构为16位,外围接口8位,8位微处理器)
文件页数: 14/37页
文件大小: 270K
代理商: MSM80C88A-10
14/37
Semiconductor
MSM80C88A-10RS/GS/JS
Asynchronous Signal Recognition
Hold/Hold Acknowledge Timing (Minimum Mode Only)
Request/Grant Sequence Timing (Maximum Mode Only)
CLK
Signal
NMI
INTR
TEST
t
INVCH
(See NOTE 1)
NOTE: 1
Setup requirements for asynchronous
signals only to guarantee recognition
at next CLK
Bus Lock Signal Timing (Maximum Mode Only)
Reset Timing
CLK
LOCK
t
CLAV
Any CLK Cycle
Any CLK Cycle
t
CLAV
50
m
sec
t
DVCL
CLK
t
CLDX
Reset
V
CC
4 CLK Cycles
CLK
HOLD
AD
7
- AD
0
, A
15
- A
8
A
19
/S
6
- A
16
/S
3
RD
IO/
M
DT/
R
,
WR
,
DEN
HLDA
MSM80C88A-10
Coprocessor
MSM80C88A-10
1 CLK Cycle
1 or 2 Cycles
t
HVCH
t
HVCH
t
CLHAV
t
CLHAV
t
CLAZ
Any CLK Cycle
CLK
RQ
/
GT
AD
7
- AD
0
, A
15
- A
8
A
19
/S
6
- A
16
/S
3
S
2
,
S
,
S
0
,
RD
,
COCK
t
CLGH
t
CLCL
t
GVCH
t
CHGX
t
CLGL
t
CLCL
t
CLGH
Previous Grant
t
CLAZ
Pulse 3
MSM80C88A-10
Coprocessor
MSM80C88A-10
(See NOTE 1)
NOTE:
1 The coprocessor may not drive the busses outside
the region shown without risking contention
Pulse 1
RQ
Pulse 2
GT
> 0 CLK Cycle
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