R8C/33T Group 5. Electrical Characteristics
R01DS0046EJ0110 Rev.1.10 Page 27 of 47
Apr 26, 2011
Notes:
1. Vcc = 1.8 V to 5.5 V at Topr =
−20°C to 85°C (N version), unless otherwise specified.
2. The average output current indicates the average value of current measured during 100 ms.
3. fOCO40M can be used as the count source for timer RC in the range of Vcc = 2.7 V to 5.5 V.
Table 5.2 Recommended Operating Conditions
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 “H” voltage Other than CMOS input 0.8 Vcc — Vcc V
CMOS
input
Input level
switching
function
(I/O port)
Input level selection
: 0.35 Vcc
4.0 V
≤ Vcc ≤ 5.5 V 0.5 Vcc — Vcc V
2.7 V
≤ Vcc < 4.0 V 0.55 Vcc — Vcc V
1.8 V
≤ Vcc < 2.7 V 0.65 Vcc — Vcc V
Input level selection
: 0.5 Vcc
4.0 V
≤ Vcc ≤ 5.5 V 0.65 Vcc — Vcc V
2.7 V
≤ Vcc < 4.0 V 0.7 Vcc — Vcc V
1.8 V
≤ Vcc < 2.7 V 0.8 Vcc — Vcc V
Input level selection
: 0.7 Vcc
4.0 V
≤ Vcc ≤ 5.5 V 0.85 Vcc — Vcc V
2.7 V
≤ Vcc < 4.0 V 0.85 Vcc — Vcc V
1.8 V
≤ Vcc < 2.7 V 0.85 Vcc — Vcc V
External clock input (XOUT) 1.2 — Vcc V
V
IL Input “L” voltage Other than CMOS input 0 — 0.2 Vcc V
CMOS
input
Input level
switching
function
(I/O port)
Input level selection
: 0.35 Vcc
4.0 V
≤ Vcc ≤ 5.5 V 0 — 0.2 Vcc V
2.7 V
≤ Vcc < 4.0 V 0 — 0.2 Vcc V
1.8 V
≤ Vcc < 2.7 V 0 — 0.2 Vcc V
Input level selection
: 0.5 Vcc
4.0 V
≤ Vcc ≤ 5.5 V 0 — 0.4 Vcc V
2.7 V
≤ Vcc < 4.0 V 0 — 0.3 Vcc V
1.8 V
≤ Vcc < 2.7 V 0 — 0.2 Vcc V
Input level selection
: 0.7 Vcc
4.0 V
≤ Vcc ≤ 5.5 V 0 — 0.55 Vcc V
2.7 V
≤ Vcc < 4.0 V 0 — 0.45 Vcc V
1.8 V
≤ Vcc < 2.7 V 0 — 0.35 Vcc V
External clock input (XOUT) 0 — 0.4 Vcc V
I
OH(sum) Peak sum output
“H” current
Sum of all pins IOH(peak) ——−160 mA
I
OH(sum) Average sum
output “H” current
Sum of all pins IOH(avg) ——−80 mA
I
OH(peak) Peak output “H”
current
Drive capacity Low — — −10 mA
Drive capacity High — —
−40 mA
I
OH(avg) Average output
“H” current
Drive capacity Low — — −5mA
Drive capacity High — —
−20 mA
I
OL(sum) Peak sum output
“L” current
Sum of all pins IOL(peak) — — 160 mA
I
OL(sum) Average sum
output “L” current
Sum of all pins IOL(avg) ——80mA
I
OL(peak) Peak output “L”
current
Drive capacity Low — — 10 mA
Drive capacity High — — 40 mA
I
OL(avg) Average output
“L” current
Drive capacity Low — — 5 mA
Drive capacity 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 — — 5 MHz
fOCO40M
When used as the count source for timer RC
(3)
2.7 V ≤ Vcc ≤ 5.5 V 32 — 40 MHz
fOCO-F fOCO-F frequency 2.7 V
≤ Vcc ≤ 5.5 V — — 20 MHz
1.8 V
≤ Vcc < 2.7 V — — 5 MHz
— System clock frequency 2.7 V
≤ Vcc ≤ 5.5 V — — 20 MHz
1.8 V
≤ Vcc < 2.7 V — — 5 MHz
f
(BCLK) CPU clock frequency 2.7 V ≤ Vcc ≤ 5.5 V — — 20 MHz
1.8 V
≤ Vcc < 2.7 V — — 5 MHz
