
SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER
7531 Group
MITSUBISHI MICROCOMPUTERS
37
Recommended Operating Conditions (General purpose)(continued)
Table 8 Recommended operating conditions (2) (VCC = 2.2 to 5.5 V, Ta = –20 to 85 °C, unless otherwise noted)
“H” peak output current (Note 1)
P00–P07, P10–P14, P20–P27,
P30–P37
“L” peak output current (Note 1)
P00–P07, P10–P14, P20–P27,
P37
“L” peak output current (Note 1)
P30–P36
“H” average output current (Note 2)
P00–P07, P10–P14, P20–P27,
P30–P37
“L” average output current (Note 2)
P00–P07, P10–P14, P20–P27,
P37
“L” average output current (Note 2)
P30–P36
Internal clock oscillation frequency (Note 3)
VCC = 4.0 to 5.5 V
at ceramic oscillation or external clock input
Double-speed mode
Internal clock oscillation frequency (Note 3)
VCC = 2.4 to 5.5 V
at ceramic oscillation or external clock input
Double-speed mode
Internal clock oscillation frequency (Note 3)
VCC = 2.2 to 5.5 V
at ceramic oscillation or external clock input
Double-speed mode
Internal clock oscillation frequency (Note 3)
VCC = 4.0 to 5.5 V
at ceramic oscillation or external clock input
High-, Middle-speed mode
Internal clock oscillation frequency (Note 3)
VCC = 2.4 to 5.5 V
at ceramic oscillation or external clock input
High-, Middle-speed mode
Internal clock oscillation frequency (Note 3)
VCC = 2.2 to 5.5 V
at ceramic oscillation or external clock input
High-, Middle-speed mode
Internal clock oscillation frequency (Note 3)
VCC = 4.0 to 5.5 V
at CR oscillation
High-, Middle-speed mode
Internal clock oscillation frequency (Note 3)
VCC = 2.4 to 5.5 V
at CR oscillation
High-, Middle-speed mode
Internal clock oscillation frequency (Note 3)
VCC = 2.2 to 5.5 V
at CR oscillation
High-, Middle-speed mode
mA
MHz
Symbol
Parameter
Limits
Unit
Max.
Typ.
Min.
–10
10
30
–5
5
15
4
2
1
8
4
2
4
2
1
Notes 1: The peak output current is the peak current flowing in each port.
2: The average output current IOL (avg), IOH (avg) in an average value measured over 100 ms.
3: When the oscillation frequency has a duty cycle of 50 %.
IOH(peak)
IOL(peak)
IOH(avg)
IOL(avg)
f(XIN)