AT89LP51ED2-20MU Atmel, AT89LP51ED2-20MU Datasheet - Page 227
AT89LP51ED2-20MU
Manufacturer Part Number
AT89LP51ED2-20MU
Description
8-bit Microcontrollers - MCU 64KB 20MHz 2.4V-5.5V
Manufacturer
Atmel
Datasheet
1.AT89LP51ED2-20AAU.pdf
(254 pages)
Specifications of AT89LP51ED2-20MU
Rohs
yes
Core
8051
Data Bus Width
8 bit
Maximum Clock Frequency
20 MHz
Program Memory Size
64 KB
Data Ram Size
256 B
On-chip Adc
Yes
Operating Supply Voltage
2.4 V to 5.5 V
Operating Temperature Range
- 40 C to + 85 C
Package / Case
VQFN-44
Mounting Style
SMD/SMT
Data Rom Size
4 KB
Interface Type
2-Wire, SPI, UART
Number Of Programmable I/os
36
Number Of Timers
3
Processor Series
AT89x
Program Memory Type
Flash
Factory Pack Quantity
360
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25.3.2
3714A–MICRO–7/11
Supply Current (External Clock)
Figure 25-3. Active Supply Current vs. Frequency
Figure 25-4. Idle Supply Current vs. Frequency
Note:
All characteristics contained in this datasheet are based on simulation and characterization of
other microcontrollers manufactured in the same process technology. These values are prelimi-
nary values representing design targets, and will be updated after characterization of actual
silicon.
20
18
16
14
12
10
8
6
4
2
0
7
6
5
4
3
2
1
0
0
0
Active Supply Current vs. Frequency
Idle Supply Current vs. Frequency
5
5
AT89LP51RD2/ED2/ID2 Preliminary
External Clock Source
External Clock Source
Frequency (MHz)
Frequency (MHz)
10
10
15
15
20
20
25
25
5.5V
5.0V
4.5V
3.6V
3.0V
2.4V
5.5V
5.0V
4.5V
3.6V
3.0V
2.4V
227
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