R8C/20 Group, R8C/21 Group 5. Electrical Characteristics
Rev.2.00 Aug 27, 2008 Page 34 of 41
REJ03B0120-0200
Table 5.15 Electrical Characteristics (2) [VCC = 5 V]
(Topr = -40 to 85°C (J version) / -40 to 125°C (K version), Unless Otherwise Specified.)
Symbol Parameter Condition
Standard
Unit
Min. Typ. Max.
I
CC Power supply current
(V
CC = 3.3 to 5.5 V)
In single-chip mode,
the output pins are
open and other pins
are V
SS
High-clock
mode
XIN = 20 MHz (square wave)
High-speed on-chip oscillator off
Low-speed on-chip oscillator on = 125 kHz
No division
− 11.0 22.0 mA
XIN
= 16 MHz (square wave)
High-speed on-chip oscillator off
Low-speed on-chip oscillator on = 125 kHz
No division
− 8.8 17.6 mA
XIN
= 10 MHz (square wave)
High-speed on-chip oscillator off
Low-speed on-chip oscillator on = 125 kHz
No division
− 5.8 − mA
XIN
= 20 MHz (square wave)
High-speed on-chip oscillator off
Low-speed on-chip oscillator on = 125 kHz
Divide-by-8
− 5.0 − mA
XIN
= 16MHz (square wave)
High-speed on-chip oscillator off
Low-speed on-chip oscillator on = 125 kHz
Divide-by-8
− 3.8 − mA
XIN
= 10 MHz (square wave)
High-speed on-chip oscillator off
Low-speed on-chip oscillator on = 125 kHz
Divide-by-8
− 2.8 − mA
High-speed
on-chip
oscillator
mode
XIN clock off
High-speed on-chip oscillator on fOCO = 10 MHz
Low-speed on-chip oscillator on = 125 kHz
No division
− 5.8 11.6 mA
XIN clock off
High-speed on-chip oscillator on fOCO= 10 MHz
Low-speed on-chip oscillator on = 125 kHz
Divide-by-8
− 2.5 − mA
Low-speed
on-chip
oscillator
mode
XIN clock off
High-speed on-chip oscillator off
Low-speed on-chip oscillator on = 125 kHz
Divide-by-8
FMR47 = 1
− 143 286 µA
Wait mode XIN clock off
High-speed on-chip oscillator off
Low-speed on-chip oscillator on = 125 kHz
While a WAIT instruction is executed
Peripheral clock operation
VCA20 = 0
VCA26 = VCA27 = 0
− 53 106 µA
XIN clock off
High-speed on-chip oscillator off
Low-speed on-chip oscillator on = 125 kHz
While a WAIT instruction is executed
Peripheral clock off
VCA20 = 0
VCA26 = VCA27 = 0
− 38 76 µA
Stop mode
Topr = 25
°C
XIN clock off
High-speed on-chip oscillator off
Low-speed on-chip oscillator off
CM10 = 1
Peripheral clock off
VCA26 = VCA27 = 0
− 0.8 3.0 µA
Stop mode
Topr = 85
°C
XIN clock off
High-speed on-chip oscillator off
Low-speed on-chip oscillator off
CM10 = 1
Peripheral clock off
VCA26 = VCA27 = 0
− 1.2 −µA
Stop mode
Topr = 125
°C
XIN clock off
High-speed on-chip oscillator off
Low-speed on-chip oscillator off
CM10 = 1
Peripheral clock off
VCA26 = VCA27 = 0
− 4.0 −µA
