M3850 RENESAS [Renesas Technology Corp], M3850 Datasheet - Page 72

• Manufacturer Part Number: M3850
• Description: SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER
• Manufacturer: RENESAS [Renesas Technology Corp]

Note: P2
3850 Group (Spec.A)
Table 19 Recommended operating conditions (2)
(V
Notes 1: The peak output current is the peak current flowing in each port.
Rev.2.10
REJ03B0093-0210
Electrical characteristics
Table 20 Electrical characteristics (1)
(V
V
V
V
I
I
I
I
f(X
f(X
f(X
CC
OH(peak)
OL(peak)
OH(avg)
OL(avg)
CC
OH
OL
OL
Symbol
IN
IN
CIN
= 2.7 to 5.5 V, Ta = –20 to 85 °C, unless otherwise noted)
Symbol
= 2.7 to 5.5 V, V
)
)
2: The average output current I
3: When the oscillation frequency has a duty cycle of 50%.
4: When using the microcomputer in low-speed mode, set the sub-clock input oscillation frequency on condition that f(X
)
5
is measured when the P2
2005.11.14
“H” peak output current
“L” peak output current (Note 1)
“H” average output current
“L” average output current (Note 2) P0
Internal clock oscillation frequency (V
Internal clock oscillation frequency (V
Sub-clock input oscillation frequency (Note 3, 4)
“H” output voltage
“L” output voltage
“L” output voltage
SS
P0
P2
(Note)
P0
P4
P1
= 0 V, T
0
4
0
0
0
–P0
–P2
–P0
–P4
–P1
page 72 of 86
7
7
7
4
7
5
, P1
, P3
, P2
/T
a
OL
Parameter
X
= –20 to 85 °C, unless otherwise noted)
D P-channel output disable bit of the UART control register (bit 4 of address 001B
(avg), I
0
0
0
–P1
–P3
–P2
7
4
7,
OH
, P2
, P4
P3
(avg) are average value measured over 100 ms.
0
0
0
–P3
, P2
–P4
P0
P4
P0
P1
P0
P4
P1
0
0
0
0
0
0
0
0
4
1,
4
,
–P0
–P4
–P0
–P1
–P0
–P4
–P0
–P1
CC
CC
Parameter
= 4.0 to 5.5 V) (Note 3)
= 2.7 to 4.0 V) (Note 3)
7
4
7
7
7
4
7
7
, P1
, P2
, P1
, P2
(Note 1)
(Note 2)
I
V
I
V
I
V
I
V
I
V
I
V
OH
OH
OL
OL
OL
OL
0
0
0
0
CC
CC
CC
CC
CC
CC
–P1
–P2
–P1
–P2
= 10 mA
= 1.0 mA
= 20 mA
= 10 mA
= –10 mA
= –1.0 mA
= 4.0–5.5 V
= 2.7–5.5 V
= 4.0–5.5 V
= 2.7–5.5 V
= 4.0–5.5 V
= 2.7–5.5 V
Test conditions
7
7
7
7
, P2
, P3
, P2
, P3
0
0
0
0
, P2
–P3
, P2
–P3
4
4
1
1
, P2
, P4
, P2
, P4
4
0
4
0
–P2
–P4
–P2
–P4
7
4
7
4
, P3
, P3
V
V
0
0
CC
CC
–P3
–P3
Min.
–2.0
–1.0
4
4
,
,
Limits
Min.
Typ.
16
) is “0”.
CIN
32.768
Limits
Typ.
) < f(X
Max.
2.0
1.0
2.0
1.0
IN
)/3.
5Vcc-7.5
Max.
12.5
–10
10
20
–5
15
50
5
Unit
V
V
V
V
V
V
MHz
MHz
kHz
Unit
mA
mA
mA
mA
mA
mA