R8C/36T-A Group
28. Electrical Characteristics
Under development Preliminary document
Specifications in this document are tentative and subject to change.
R01UH0240EJ0010 Rev.0.10
Page 668 of 728
Aug 05, 2011
28.2
Recommended Operating Conditions
Note:
1. The average output current indicates the average value of current measured during 100 ms.
Table 28.2
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.
VCC/AVCC
Supply voltage
1.8
―
5.5
V
VSS/AVSS
Supply voltage
―
0
―
V
VIH
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
VCC 4.0 V
0.55VCC
―
VCC
V
1.8 V
VCC 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
VCC 4.0 V
0.7VCC
―
VCC
V
1.8 V
VCC 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
VCC 4.0 V
0.85VCC
―
VCC
V
1.8 V
VCC 2.7 V
0.85VCC
―
VCC
V
External clock input (XOUT)
1.2
―
VCC
V
VIL
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
VCC 4.0 V
0
―
0.2VCC
V
1.8 V
VCC 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
VCC 4.0 V
0
―
0.3VCC
V
1.8 V
VCC 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
VCC 4.0 V
0
―
0.45VCC
V
1.8 V
VCC 2.7 V
0
―
0.35VCC
V
External clock input (XOUT)
0
―
0.4
V
IOH(sum)
Peak sum output high
current
Sum of all pins IOH(peak)
――
80
mA
IOH(sum)
Average sum output high
current
Sum of all pins IOH(avg)
――
40
mA
IOH(peak)
Peak output high current
When drive capacity is low
――
10
mA
When drive capacity is high
――
40
mA
IOH(avg)
Average output high
current
When drive capacity is low
――
5mA
When drive capacity is high
――
20
mA
IOL(sum)
Peak sum output low
current
Sum of all pins IOL(peak)
――
80
mA
IOL(sum)
Average sum output low
current
Sum of all pins IOL(avg)
――
40
mA
IOL(peak)
Peak output low current
When drive capacity is low
――
10
mA
When drive capacity is high
――
40
mA
IOL(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
VCC 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
VCC 5.5 V
32
―
40
MHz
fHOCO-F
fHOCO-F frequency
2.7 V
VCC 5.5 V
――
20
MHz
1.8 V
VCC 2.7 V
――
5MHz
—
System clock frequency
2.7 V
VCC 5.5 V
――
20
MHz
1.8 V
VCC 2.7 V
――
5MHz
f(BCLK)
CPU clock frequency
2.7 V
VCC 5.5 V
――
20
MHz
1.8 V
VCC 2.7 V
――
5MHz