AT89C2051
TYPICAL ICC - ACTIVE (85°C)
20
15
10
5
Vcc=6.0V
I
C
C
Vcc=5.0V
Vcc=3.0V
m
A
0
0
6
12
18
24
FREQUENCY (MHz)
AT89C2051
TYPICAL ICC - IDLE (85°C)
3
2
1
0
Vcc=6.0V
I
C
C
Vcc=5.0V
m
A
Vcc=3.0V
0
3
6
9
12
FREQUENCY (MHz)
AT89C2051
TYPICAL ICC vs.VOLTAGE- POWER DOWN (85°C)
20
15
10
5
I
C
C
µ
A
0
3.0V
4.0V
5.0V
6.0V
Vcc VOLTAGE
Notes: 1. XTAL1 tied to GND for I
(power down)
CC
2. P.1.0 and P1.1 = V
or GND
CC
3. Lock bits programmed
AT89C2051
4-26