M37544 Datasheet, PDF (51/68 Pages) Renesas Technology Corp – SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER

7544 Group
Recommended Operating Conditions (continued)
Table 11 Recommended operating conditions (2) (VCC = 4.0 to 5.5 V, Ta = –20 to 85 °C, unless otherwise noted)
Symbol
IOH(peak)
IOL(peak)
IOL(peak)
Parameter
“H” peak output current (Note 1)
P00–P07, P10–P14, P20–P25, P30–P34, P37
“L” peak output current (Note 1)
P10–P14, P20–P25
“L” peak output current (Note 1)
P00–P07, P30–P34, P37
Limits
Min.
Typ.
IOH(avg)
IOL(avg)
IOL(avg)
“H” average output current (Note 2)
P00–P07, P10–P14, P20–P25, P30–P34, P37
“L” average output current (Note 2)
P10–P14, P20–P25
“L” average output current (Note 2)
P00–P07, P30–P34, P37
f(XIN)
Internal clock oscillation frequency (Note 3)
at ceramic oscillation or external clock input
Internal clock oscillation frequency (Note 3)
at ceramic oscillation or external clock input
Internal clock oscillation frequency (Note 3)
at RC oscillation
VCC = 4.5 to 5.5 V
Double-speed mode
VCC = 4.0 to 5.5 V
High-, Middle-speed mode
VCC = 4.0 to 5.5 V
High-, Middle-speed mode
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 %.
Max.
–10
10
30
–5
5
15
8
8
4
Unit
mA
mA
mA
mA
mA
mA
MHz
MHz
MHz
Rev.1.04 2004.06.08 page 51 of 66
REJ03B0012-0104Z