R8C/36T-A Group 4. Electrical Characteristics
R01DS0055EJ0100 Rev.1.00 Page 34 of 58
Dec 09, 2011
4.2 Recommended Operating Conditions
Note:
1. The average output current indicates the average value of current measured during 100 ms.
Table 4.2 Recommended Operating Conditions (1)
(Vcc = 1.8 V to 5.5 V, Topr = 20°C to 85°C (N version)/40°C to 85°C (D version),
unless otherwise specified)
Symbol Parameter Conditions
Standard
Unit
Min. Typ. Max.
V
CC/AVCC Supply voltage 1.8 ― 5.5 V
V
SS/AVSS Supply voltage ― 0 ― V
V
IH Input high
voltage
Other than CMOS input 0.8VCC ― VCC V
CMOS
input
Input level
switching
function
(I/O port)
Input level
selection
:
0.35VCC
4.0 V VCC 5.5 V 0.5VCC ― VCC V
2.7 V V
CC 4.0 V 0.55VCC ― VCC V
1.8 V V
CC 2.7 V 0.65VCC ― VCC V
Input level
selection
:
0.5VCC
4.0 V VCC 5.5 V 0.65VCC ― VCC V
2.7 V V
CC 4.0 V 0.7VCC ― VCC V
1.8 V V
CC 2.7 V 0.8VCC ― VCC V
Input level
selection
:
0.7VCC
4.0 V VCC 5.5 V 0.85VCC ― VCC V
2.7 V V
CC 4.0 V 0.85VCC ― VCC V
1.8 V V
CC 2.7 V 0.85VCC ― VCC V
External clock input (XOUT) 1.2 ― V
CC V
V
IL Input low
voltage
Other than CMOS input 0 ― 0.2VCC V
CMOS
input
Input level
switching
function
(I/O port)
Input level
selection
:
0.35VCC
4.0 V VCC 5.5 V 0 ― 0.2VCC V
2.7 V V
CC 4.0 V 0 ― 0.2VCC V
1.8 V V
CC 2.7 V 0 ― 0.2VCC V
Input level
selection
:
0.5VCC
4.0 V VCC 5.5 V 0 ― 0.4VCC V
2.7 V V
CC 4.0 V 0 ― 0.3VCC V
1.8 V V
CC 2.7 V 0 ― 0.2VCC V
Input level
selection
:
0.7VCC
4.0 V VCC 5.5 V 0 ― 0.55VCC V
2.7 V V
CC 4.0 V 0 ― 0.45VCC V
1.8 V V
CC 2.7 V 0 ― 0.35VCC V
External clock input (XOUT) 0 ― 0.4 V
I
OH(sum) Peak sum output high
current
Sum of all pins IOH(peak) ――80 mA
I
OH(sum) Average sum output high
current
Sum of all pins IOH(avg) ――40 mA
I
OH(peak) Peak output high current When drive capacity is low ――10 mA
When drive capacity is high ――40 mA
I
OH(avg) Average output high
current
When drive capacity is low ――5mA
When drive capacity is high ――20 mA
I
OL(sum) Peak sum output low
current
Sum of all pins IOL(peak) ――80 mA
I
OL(sum) Average sum output low
current
Sum of all pins IOL(avg) ――40 mA
I
OL(peak) Peak output low current When drive capacity is low ――10 mA
When drive capacity is high ――40 mA
I
OL(avg) Average output low
current
When drive capacity is low ―― 5mA
When drive capacity is high ――20 mA
f
(XIN) XIN clock input oscillation frequency 2.7 V VCC 5.5 V ――20 MHz
1.8 V V
CC 2.7 V ―― 5MHz
f
(XCIN) XCIN clock input oscillation frequency 1.8 V VCC 5.5 V ― 32.768 50 kHz
fHOCO Count source for timer RC 2.7 V V
CC 5.5 V 32 ― 40 MHz
fHOCO-F fHOCO-F frequency 2.7 V V
CC 5.5 V ――20 MHz
1.8 V V
CC 2.7 V ―― 5MHz
— System clock frequency 2.7 V V
CC 5.5 V ――20 MHz
1.8 V V
CC 2.7 V ―― 5MHz
f
(BCLK) CPU clock frequency 2.7 V VCC 5.5 V ――20 MHz
1.8 V V
CC 2.7 V ―― 5MHz
