
58
38C2 Group
SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER
MITSUBISHI MICROCOMPUTERS
PRELIMINARY
Notice: This is not a final specification.
Some parametric limits are subject to change.
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)
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
2
input
“
H
”
pulse width
INT
0
–
INT
2
input
“
L
”
pulse width
Serial I/O1, 2 clock input cycle time (Note)
Serial I/O1, 2 clock input
“
H
”
pulse width (Note)
Serial I/O1, 2 clock input
“
L
”
pulse width (Note)
Serial I/O1, 2 input setup time
Serial I/O1, 2 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
(RxD-S
CLK
)
t
h
(S
CLK
-RxD)
Limits
Typ.
μ
s
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
Parameter
Min.
2
125
45
40
250
105
105
80
80
800
370
370
220
100
Max.
Symbol
Unit
Limits
μ
s
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
Parameter
Min.
2
125
45
40
11000/(15
V
CC
–
16)
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
2
input
“
H
”
pulse width
INT
0
–
INT
2
input
“
L
”
pulse width
Serial I/O1, 2 clock input cycle time (Note)
Serial I/O1, 2 clock input
“
H
”
pulse width (Note)
Serial I/O1, 2 clock input
“
L
”
pulse width (Note)
Serial I/O1, 2 input setup time
Serial I/O1, 2 input hold time
Table 20 Timing requirements 2
(Vcc = 1.8 to 4.0 V, 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)
Note :
When bit 6 of address 0FE0
16
or 0FE3
16
is
“
1
”
(clock synchronous).
Divide this value by four when bit 6 of address 0FE0
16
or 0FE3
16
is
“
0
”
(UART).
Note :
When bit 6 of address 0FE0
16
or 0FE3
16
is
“
1
”
(clock synchronous).
Divide this value by four when bit 6 of address 0FE0
16
or 0FE3
16
is
“
0
”
(UART).