88
SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER
MITSUBISHI MICROCOMPUTERS
7641 Group
Notes 1: Test conditions: IOHL =
± 5mA, CL = 50 pF
2: twL(RD) = ((n + 0.5) tc(PHI)) – 5 ns (n = wait number)
twL(WR) = ((n + 0.5) tc(PHI)) – 5 ns (n = wait number)
For example, two software waits, PHI = 12 MHz operating
twL(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
DC-DC converter voltage
“H” input voltage
P00–P07, P10–P17, P20–P27,
P30–P37, P40–P44, P50–P57,
P60–P67, P70–P74, P80–P87
“H” input voltage (Selecting VIHL level input) P20–P27
“H” input voltage
RESET, XIN, XCIN, CNVss
“H” input voltage
USB D+, USB D–
“L” input voltage
P00–P07, P10–P17, P20–P27,
P30–P37, P40–P44, P50–P57,
P60–P67, P70–P74, P80–P87
“L” input voltage (Selecting VIHL level input)
P20–P27
“L” input voltage
RESET, XIN, XCIN, CNVss
“L” input voltage
USB D+, USB D–
“H” total peak output current
P00–P07, P10–P17, P20–P27,
(Note 1)P30–P37, P40–P44, P50–P57,
P60–P67, P70–P74, P80–P87
“L” total peak output current
P00–P07, P10–P17, P20–P27,
(Note 1)P30–P37, P40–P44, P50–P57,
P60–P67, P70–P74, P80–P87
“H” total average output current P00–P07, P10–P17, P20–P27,
(Note 1)P30–P37, P40–P44, P50–P57,
P60–P67, P70–P74, P80–P87
“L” total average output current P00–P07, P10–P17, P20–P27,
(Note 1)P30–P37, P40–P44, P50–P57,
P60–P67, P70–P74, P80–P87
“H” peak output current
P00–P07, P10–P17, P20–P27,
(Note 2)P30–P37, P40–P44, P50–P57,
P60–P67, P70–P74, P80–P87
“L” peak output current
P00–P07, P10–P17, P20–P27,
(Note 2)P30–P37, P40–P44, P50–P57,
P60–P67, P70–P74, P80–P87
“H” average output current
P00–P07, P10–P17, P20–P27,
(Note 3)P30–P37, P40–P44, P50–P57,
P60–P67, P70–P74, P80–P87
“L” average output current
P00–P07, P10–P17, P20–P27,
(Note 3)P30–P37, P40–P44, P50–P57,
P60–P67, P70–P74, P80–P87
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)
VCC
AVcc
VSS
AVSS
Ext. Cap.
VIH
VIL
ΣIOH(peak)
ΣIOL(peak)
ΣIOH(avg)
ΣIOL(avg)
IOH(peak)
IOL(peak)
IOH(avg)
IOL(avg)
f(CNTR0)
f(CNTR1)
f(XIN)
f(XCIN)
Limits
V
Parameter
Min.
3.0
0.8VCC
0.5VCC
0.8VCC
2.0
0
Typ.
3.3
0
3.3
Max.
3.6
VCC
Symbol
Unit
3.6
VCC
Recommended Operating Conditions
In Vcc = 3 V
0
1
VCC
0.2VCC
0.16VCC
0.2VCC
0.8
–80
80
–40
40
–10
10
–5.0
V
mA
32.768
5.0
24
50/5.0
MHz
kHz/MHz