AT89C2051-12PI Atmel, AT89C2051-12PI Datasheet - Page 15

• Manufacturer Part Number: AT89C2051-12PI
• Manufacturer: Atmel

Specifications of AT89C2051-12PI

• Cpu Family: 89C
• Device Core: 8051
• Device Core Size: 8b
• Frequency (max): 12MHz
• Interface Type: UART
• Program Memory Type: Flash
• Program Memory Size: 2KB
• Total Internal Ram Size: 128Byte
• # I/os (max): 15
• Number Of Timers - General Purpose: 2
• Operating Supply Voltage (typ): 3.3/5V
• Operating Supply Voltage (max): 6V
• Operating Supply Voltage (min): 2.7V
• Instruction Set Architecture: CISC
• Operating Temp Range: -40C to 85C
• Operating Temperature Classification: Industrial
• Mounting: Through Hole
• Pin Count: 20
• Package Type: PDIP W
• Lead Free Status / Rohs Status: Not Compliant

24. I
25. I
26. I
0368H–MICRO–6/08
CC
CC
CC
(Active Mode) Measurements
(Idle Mode) Measurements
(Power Down Mode) Measurements
Notes:
C
C
A
µ
I
m
m
C
C
C
C
A
A
I
I
20
15
10
5
0
20
15
10
3
2
1
0
3.0V
5
0
1. XTAL1 tied to GND
0
2. P.1.0 and P1.1 = V
3. Lock bits programmed
TYPICAL ICC vs. VOLTAGE- POWER DOWN (85°C)
0
TYPICAL ICC - ACTIVE (85°C)
TYPICAL ICC - IDLE (85°C)
3
FREQUENCY (MHz)
6
FREQUENCY (MHz)
Vcc VOLTAGE
4.0V
AT89C2051
AT89C2051
AT89C2051
CC
or GND
12
6
Vcc=5.0V
Vcc=5.0V
5.0V
18
9
Vcc=6.0V
Vcc=3.0V
Vcc=6.0V
Vcc=3.0V
6.0V
24
12
AT89C2051
15