53
38C1 Group
SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER
MITSUBISHI MICROCOMPUTERS
PRELIMINARY
Notice: This is not a final specification.
Some parametric limits are subject to change.
Reset input “L” pulse width
Main clock input cycle time (X
IN
input)
Main clock input “H” pulse width
Main clock input “L” pulse width
CNTR
0
, CNTR
1
input cycle time
CNTR
0
, CNTR
1
input “H” pulse width
CNTR
0
, CNTR
1
input “L” pulse width
INT
0
, INT
1
input “H” pulse width
INT
0
, INT
1
input “L” pulse width
Serial I/O clock input cycle time
Serial I/O clock input “H” pulse width
Serial I/O clock input “L” pulse width
Serial I/O input setup time
Serial I/O input hold time
t
w
(RESET)
t
c
(X
IN
)
t
wH
(X
IN
)
t
wL
(X
IN
)
t
c
(CNTR)
t
wH
(CNTR)
t
wL
(CNTR)
t
wH
(INT)
t
wL
(INT)
t
c
(S
CLK
)
t
wH
(S
CLK
)
t
wL
(S
CLK
)
t
su
(S
IN
-S
CLK
)
t
h
(S
CLK
-S
IN
)
Limits
Typ.
μ
s
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
Parameter
Min.
2
125
50
50
250
105
105
80
80
1000
400
400
200
200
Max.
Symbol
Unit
Table 20 Timing requirements 2
(Vcc =1.8 to 4.0 V (2.2 to 4.0 V for One Time PROM version), Vss = 0 V, Ta = –20 to 85
°
C, unless otherwise noted)
Timing Requirements And Switching Characteristics
Table 19 Timing requirements 1
(Vcc = 4.0 to 5.5 V, Vss = 0 V, Ta = –20 to 85
°
C, unless otherwise noted)
t
w
(RESET)
t
c
(X
IN
)
t
wH
(X
IN
)
t
wL
(X
IN
)
t
c
(CNTR)
t
wH
(CNTR)
t
wL
(CNTR)
t
wH
(INT)
t
wL
(INT)
t
c
(S
CLK
)
t
wH
(S
CLK
)
t
wL
(S
CLK
)
t
su
(RxD-S
CLK
)
t
h
(S
CLK
-RxD)
Limits
μ
s
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
Parameter
Min.
2
125
166
50
70
50
70
1000/V
CC
1000/(5
V
CC
–8)
tc(CNTR)/2–20
tc(CNTR)/2–20
230
230
2000
950
950
400
200
Typ.
Max.
Symbol
Unit
Reset input “L” pulse width
Main clock input
cycle time (X
IN
input)
Main clock input
“H” pulse width
Main clock input
“L” pulse width
CNTR
0
, CNTR
1
input
cycle time
CNTR
0
, CNTR
1
input “H” pulse width
CNTR
0
, CNTR
1
input “L” pulse width
INT
0
, INT
1
input “H” pulse width
INT
0
, INT
1
input “L” pulse width
Serial I/O clock input cycle time
Serial I/O clock input “H” pulse width
Serial I/O clock input “L” pulse width
Serial I/O input setup time
Serial I/O input hold time
2.0 V (One Time PROM version: 2.5 V)
≤
V
CC
≤
4.0 V
V
CC
≤
2.0 V (One Time PROM version: 2.5 V)
2.0 V (One Time PROM version: 2.5 V)
≤
V
CC
≤
4.0 V
V
CC
≤
2.0 V (One Time PROM version: 2.5 V)
2.0 V (One Time PROM version: 2.5 V)
≤
V
CC
≤
4.0 V
V
CC
≤
2.0 V (One Time PROM version: 2.5 V)
2.0 V (One Time PROM version: 2.5 V)
≤
V
CC
≤
4.0 V
V
CC
≤
2.0 V (One Time PROM version: 2.5 V)