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MITSUBISHI MICROCOMPUTERS
38C8 Group
SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER
Table 15 Electrical characteristics (Vcc = 2.2 to 5.5 V, Ta = –20 to 85°C, unless otherwise noted)
Symbol
Parameter
Test conditions
Min.
VRAM
RAM hold voltage
When clock is stopped
2.0
ICC
Power source current
High-speed mode, Vcc = 5.0 V
f(XIN) = 8.0 MHz
f(XCIN) = 32.768 kHz
Middle-speed mode, Vcc = 5.0 V
f(XIN) = 8.0 MHz
f(XCIN) = 32.768 kHz
Middle-speed mode, Vcc = 3.0 V
f(XIN) = 8.0 MHz
f(XCIN) = 32.768 kHz
Low-speed mode, VCC = 3.0 V,
f(XIN) = stopped
f(XCIN) = 32.768 kHz
High-/Middle-speed mode, VCC =
5.0 V,
f(XIN) = 8.0 MHz (in WIT state)
f(XCIN) = 32.768 kHz
Middle-speed mode, Vcc = 3.0 V
f(XIN) = 8.0 MHz (in WIT state)
f(XCIN) = 32.768 kHz
Low-speed mode, VCC = 3.0 V,
f(XIN) = stopped
f(XCIN) = 32.768 kHz (in WIT state)
All oscillation stopped
Ta = 25 °C, Output transistors “off”
(in STP state)
All oscillation stopped
Ta = 85 °C, Output transistors “off”
(in STP state)
IAD
A-D converter current
Current increase at A-D converter
dissipation
operated, f(XIN) = 8.0 MHz
IL5
VL5 input current (Note) VL5 = 6.0 V, Ta = 25 °C
FROSC
RC oscillation frequency ROSC = 8.2 kΩ
1.5
Note: When normal drivability (drivability selection bit 1 = “0”, drivability selection bit 2 = “0”) is selected.
Limits
Typ.
5.0
5.5
3.0
1.0
20.0
0.9
0.3
4.5
0.1
0.8
3
2.5
Max.
Unit
5.5
V
11.0
mA
6.0
mA
2.0
mA
40.0
µA
1.8
mA
0.6
mA
9.0
µA
1.0
µA
10.0
µA
1.6
mA
6
µA
3.5
MHz
45