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參數(shù)資料
| 型號： | MSM80C50 |
| 廠商： | OKI SEMICONDUCTOR CO., LTD. |
| 英文描述： | High Performance 8-Bit Microcontroller(低功耗高性能8位微控制器) |
| 中文描述： | 高性能8位微控制器（低功耗高性能8位微控制器） |
| 文件頁數(shù)： | 10/20頁 |
| 文件大?。?/td> | 149K |
| 代理商： | MSM80C50 |
10/20
Semiconductor
MSM80C48/49/50, MSM80C35/39/40
AC Characteristics
Parameter
Symbol
V
CC
=5 V±10%
11 MHz Clock
Min.
150
70
50
110
90
480
350
Variable clock
0 to 11 MHz
Min.
3.5t–170
2t–110
t–40
2.5t –115
1.5 t–45
7t–155
6t–200
Unit
Max.
—
—
—
—
—
—
—
Max.
—
—
—
—
—
—
—
ALE Pulse Width
Address Setup Time (up to ALE)
Address Hold Time (from ALE)
Bus Port Latch Data Setup Time (up to ALE Rising Edge)
Bus Port Latch Data Hold Time (from ALE Rising Edge)
Control Pulse Width (
RD
,
WR
)
Control Pulse Width (
PSEN
)
t
LL
t
AL
t
LA
t
BL
t
LB
t
CC1
t
CC2
ns
ns
ns
ns
ns
ns
ns
Data Setup Time (before
WR
)
Data Hold after Time (after
WR
)
Data Hold Time (after
RD
,
PSEN
)
RD
to Data-in
t
DW
t
WD
t
DR
t
RD1
390
40
0
—
—
—
110
350
6t–155
2t–140
0
—
—
—
ns
ns
ns
ns
1.5t–30
5t–265
PSEN
to Data-in
Address Setup to
WR
Address Setup to Data-in
Address Setup to Instruction
Address Float to
RD
,
WR
t
RD2
t
AW
t
AD1
t
AD2
t
AFC1
—
300
—
—
140
190
—
730
460
—
—
5t–265
—
12t–360
8t–265
—
ns
ns
ns
ns
ns
6t–245
—
—
2t–40
Address Float to
PSEN
Control Pulse Setup Time from ALE (
PSEN
)
Control Pulse Setup Time from ALE (
RD
,
WR
)
Control Pulse up to ALE (
RD
,
WR
,
PROG
)
Control Pulse up to ALE (
PSEN
)
t
AFC2
t
LAFC2
t
LAFC1
t
CA1
t
CA2
10
60
200
50
320
—
—
—
—
—
10
t–30
3t–75
1.5t–85
4.5t–90
—
—
—
—
—
ns
ns
ns
ns
ns
PROG
to Input Data Valid
Input Data Hold Time
Output Data Setup Time
Output Data Hold Time
PROG
Pulse Width
Port 2 I/O Setup Time
Port 2 I/O Hold Time
Port Output Data (from ALE)
T0 Cycle
Instruction Execution Time
t
PR
t
PF
t
DP
t
PD
t
PP
t
PL
t
LP
t
PV
t
OPRR
t
CY
—
0
250
40
700
160
15
—
270
1.36
650
140
—
—
—
—
—
510
—
—
—
0
9t–170
1.5t
—
—
—
—
—
4t+145
—
—
ns
ns
ns
ns
ns
ns
ns
ns
ns
m
s
6t–290
3t–230
10t–210
4.5–250
1.5t–120
—
3t
15t
(V
CC
=2.5V to 6V (*1), Ta=–40 to +85°C)
Port Control Setup Time (up to PROG Falling Edge)
Port Control Hold Time (from PROG Falling Edge)
t
CP
t
PC
50
100
—
—
2t–130
4t–260
—
—
ns
ns
Note : Control output : C
L
=80pF
Bus output : C
L
=150pF [for 20 pF (t
AL
, t
AFC1
, t
AFC2
)]
*1 Minimum operating voltage is dependent on frequency.
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