MITSUBISHI MICROCOMPUTERS
7477/7478 GROUP
SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER
M37477M4/M8/E8-XXXSP/FP
ELECTRICAL CHARACTERISTICS (VCC = 2.7 to 5.5 V, VSS = 0 V, Ta = –20 to 85°C, unless otherwise noted)
Limits
Symbol
Parameter
Test Conditions
Unit
V
Min.
Typ.
Max.
“H” output voltage
VCC = 5 V, IOH = –5 mA
3
VOH
P00 – P07, P10 – P17, P40, P41
“L” output voltage
VCC = 3 V, IOH = –1.5 mA
VCC = 5 V, IOL = 10 mA
VCC = 3 V, IOL = 3 mA
VCC = 5 V
2
2
VOL
V
P00 – P07, P10 – P17, P40, P41
Hysteresis P00 – P07,
P30 – P33
1
0.5
0.3
0.5
0.3
0.5
0.3
VT + – VT–
VT + – VT–
VT + – VT–
V
VCC = 3 V
VCC = 5 V
V
Hysteresis RESET
Hysteresis P16/SCLK
VCC = 3 V
VCC = 5 V
VCC = 3 V
VCC = 5 V
VCC = 3 V
VCC = 5 V
VCC = 3 V
VCC = 5 V
VCC = 3 V
VCC = 5 V
VCC = 3 V
VCC = 5 V
VCC = 3 V
VCC = 5 V
VCC = 3 V
VCC = 5 V
VCC = 3 V
VCC = 5 V
VCC = 3 V
VCC = 5 V
VCC = 3 V
use as SCLK input
V
VI = 0 V,
–5
–3
–1.0
–0.35
–5
–3
–5
–3
–5
–3
5
”H“ input current
P00-P07, P10-P17
P30-P32, P40-P41
µA
mA
µA
µA
µA
µA
µA
µA
µA
not use pull-up transistor
VI = 0 V,
IIL
–0.25
–0.08
–0.5
use pull-up transistor
–0.18
IIL
IIL
IIL
IIH
IIH
IIH
IIH
VI = 0 V
“L” input current P33
VI = 0 V,
“L” input current P20 – P23
not use as analog input
VI = 0 V
“L” input current RESET, XIN
(XIN is at stop mode)
VI = VCC,
“H” input current P00 – P07,
not use pull-up transistor
3
P10 – P17, P30 – P32, P40, P41
5
“H” input current, P33
VI = VCC
3
VI = VCC,
5
“H” input current P20 – P23
“H” input current RESET XIN,
not use as analog input
VI = VCC,
3
5
(XIN is at stop mode)
3
f(XIN)=8MHz
At normal
mode, A-D
conversion is
not executed.
14
7
7
3.5
1.8
7.5
4
VCC = 5 V
VCC = 3 V
VCC = 5 V
VCC = 3 V
VCC = 5 V
mA
mA
mA
f(XIN)=4MHz
f(XIN)=8MHz
f(XIN)=4MHz
f(XIN)=8MHz
f(XIN)=4MHz
3.6
15
8
At normal
mode, A-D
conversion is
executed.
4
2
ICC
Power source current
4
2
At wait mode.
2
1
VCC = 3 V
Ta = 25°C
Ta = 85°C
1
0.5
0.1
1
1
At stop mode,
µA
f(XIN)=0, VCC=5V
Stop all oscillation
10
2
V
VRAM
RAM retention voltage
41
MITSUBISHI [ Mitsubishi Group ]
