AT89LP6440-20PU Atmel, AT89LP6440-20PU Datasheet - Page 172
AT89LP6440-20PU
Manufacturer Part Number
AT89LP6440-20PU
Description
MCU 8051 64K FLASH ISP 40PDIP
Manufacturer
Atmel
Series
89LPr
Datasheet
1.AT89LP6440-20MU.pdf
(194 pages)
Specifications of AT89LP6440-20PU
Core Processor
8051
Core Size
8-Bit
Speed
20MHz
Connectivity
I²C, SPI, UART/USART
Peripherals
Brown-out Detect/Reset, POR, PWM, WDT
Number Of I /o
38
Program Memory Size
64KB (64K x 8)
Program Memory Type
FLASH
Eeprom Size
8K x 8
Ram Size
4.25K x 8
Voltage - Supply (vcc/vdd)
2.4 V ~ 3.6 V
Data Converters
A/D 8x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
40-DIP (0.600", 15.24mm)
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
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26.3.2
172
AT89LP6440 - Preliminary
Supply Current (External Clock)
Figure 26-3. Active Supply Current vs. Frequency
Figure 26-4. 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
External Clock Source
External Clock Source
Frequency (MHz)
Frequency (MHz)
10
10
15
15
20
20
25
25
3706A–MICRO–9/09
5.5V
5.0V
4.5V
3.6V
3.0V
2.4V
5.5V
5.0V
4.5V
3.6V
3.0V
2.4V
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