88
SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER
MITSUBISHI MICROCOMPUTERS
7641 Group
PRELIMINARY
Notice: This is not a final specification.
change.
Some parametric limits are subject to
Notes 1:
Test conditions: I
OHL
=
±
5mA, C
L
= 50 pF
2:
t
wL
(RD) = ((n + 0.5) tc(PHI)) – 5 ns (n = wait number)
t
wL
(WR) = ((n + 0.5) tc(PHI)) – 5 ns (n = wait number)
For example, two software waits, PHI = 12 MHz operating
t
wL
(RD) = 2.5 tc(PHI) – 5 ns = 203.33 ns
Table 18 Recommended operating conditions
(Vcc = 3.0 to 3.6 V, Vss = 0 V, Ta = –20 to 70°C, unless otherwise noted)
Power source voltage
Analog reference voltage
Power source voltage
Analog reference voltage
“H” input voltage
P0
0
–P0
7
, P1
0
–P1
7
, P2
0
–P2
7,
P3
0
–P3
7,
P4
0
–P4
4,
P5
0
–P5
7,
P6
0
–P6
7,
P7
0
–P7
4,
P8
0
–P8
7
P2
0
–P2
7
RESET, X
IN
, X
CIN
, CNVss
USB D+, USB D–
P0
0
–P0
7
, P1
0
–P1
7
, P2
0
–P2
7,
P3
0
–P3
7,
P4
0
–P4
4,
P5
0
–P5
7,
P6
0
–P6
7,
P7
0
–P7
4,
P8
0
–P8
7
P2
0
–P2
7
RESET, X
IN
, X
CIN
, CNVss
USB D+, USB D–
P0
0
–P0
7
, P1
0
–P1
7
, P2
0
–P2
7,
P3
0
–P3
7,
P4
0
–P4
4,
P5
0
–P5
7,
P6
0
–P6
7,
P7
0
–P7
4,
P8
0
–P8
7
P0
0
–P0
7
, P1
0
–P1
7
, P2
0
–P2
7,
P3
0
–P3
7,
P4
0
–P4
4,
P5
0
–P5
7,
P6
0
–P6
7,
P7
0
–P7
4,
P8
0
–P8
7
“H” input voltage (Selecting VIHL level input)
“H” input voltage
“H” input voltage
“L” input voltage
“L” input voltage (Selecting VIHL level input)
“L” input voltage
“L” input voltage
“H” total peak output current
(
Note 1
)
“L” total peak output current
(
Note 1
)
“H” total average output current P0
0
–P0
7
, P1
0
–P1
7
, P2
0
–P2
7,
(
Note 1
)
P3
0
–P3
7,
P4
0
–P4
4,
P5
0
–P5
7,
P6
0
–P6
7,
P7
0
–P7
4,
P8
0
–P8
7
“L” total average output current P0
0
–P0
7
, P1
0
–P1
7
, P2
0
–P2
7,
(
Note 1
)
P3
0
–P3
7,
P4
0
–P4
4,
P5
0
–P5
7,
P6
0
–P6
7,
P7
0
–P7
4,
P8
0
–P8
7
P0
0
–P0
7
, P1
0
–P1
7
, P2
0
–P2
7,
P3
0
–P3
7,
P4
0
–P4
4,
P5
0
–P5
7,
P6
0
–P6
7,
P7
0
–P7
4,
P8
0
–P8
7
P0
0
–P0
7
, P1
0
–P1
7
, P2
0
–P2
7,
P3
0
–P3
7,
P4
0
–P4
4,
P5
0
–P5
7,
P6
0
–P6
7,
P7
0
–P7
4,
P8
0
–P8
7
P0
0
–P0
7
, P1
0
–P1
7
, P2
0
–P2
7,
P3
0
–P3
7,
P4
0
–P4
4,
P5
0
–P5
7,
P6
0
–P6
7,
P7
0
–P7
4,
P8
0
–P8
7
P0
0
–P0
7
, P1
0
–P1
7
, P2
0
–P2
7,
P3
0
–P3
7,
P4
0
–P4
4,
P5
0
–P5
7,
P6
0
–P6
7,
P7
0
–P7
4,
P8
0
–P8
7
“H” peak output current
(
Note 2
)
“L” peak output current
(
Note 2
)
“H” average output current
(
Note 3
)
“L” average output current
(
Note 3
)
Timer X input frequency (
Note 4
)
Timer Y input frequency (
Note 4
)
Main clock input frequency (
Notes 4, 5
)
Sub-clock input frequency (
Notes 4, 6
)
V
CC
AVcc
V
SS
AV
SS
V
IH
V
IH
V
IH
V
IH
V
IL
V
IL
V
IL
V
IL
Σ
I
OH(peak)
Σ
I
OL(peak)
Σ
I
OH(avg)
Σ
I
OL(avg)
I
OH(peak)
I
OL(peak)
I
OH(avg)
I
OL(avg)
f(CNTR
0
)
f(CNTR
1
)
f(X
IN
)
f(X
CIN
)
Limits
Typ.
3.3
3.3
0
0
V
V
V
V
V
Parameter
Min.
3.0
3.0
0.8V
CC
0.5V
CC
0.8V
CC
2.0
0
Max.
3.6
V
CC
Symbol
Unit
32.768
V
CC
V
CC
V
CC
0.2V
CC
Recommended Operating Conditions
In Vcc = 3 V
0
0
1
0.16V
CC
0.2V
CC
0.8
–80
80
–40
40
–10
10
–5.0
5.0
5.0
5.0
24
50/5.0
V
V
V
V
V
V
V
mA
mA
mA
mA
mA
mA
mA
mA
MHz
MHz
MHz
kHz/MHz