8-bit CISC microcontroller featuring an 8051 core, operating at up to 20 MHz. This surface-mount device offers 64KB of Flash program memory and 2.25KB of RAM. It includes 40 programmable I/Os, three timers, and SPI/UART interfaces. The component is housed in a 44-pin LQFP package with a 0.8mm pin pitch, supporting operating voltages from 2.5V to 5.5V and an extended temperature range of -40°C to 85°C. An 8-channel ADC is also integrated.
PackageLQFP
MountingSurface Mount
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Technical Specifications
Microchip AT89LP51ED2-20AAU technical specifications.
General
Basic Package Type
Lead-Frame SMT
Package Family Name
QFP
Package/Case
LQFP
Package Description
Low Profile Quad Flat Package
Lead Shape
Gull-wing
Pin Count
44
PCB
44
Package Length (mm)
10
Package Width (mm)
10
Package Height (mm)
1.4
Seated Plane Height (mm)
1.6(Max)
Pin Pitch (mm)
0.8
Package Material
Plastic
Mounting
Surface Mount
Jedec
MS-026BCB
Family Name
AT89
Data Bus Width
8bit
Instruction Set Architecture
CISC
Maximum Clock Rate
20MHz
Maximum CPU Frequency
20MHz
Device Core
8051
Program Memory Type
Flash
Program Memory Size
64KB
RAM Size
2.25KB
Number of Programmable I/Os
40
Core Architecture
8051
Programmability
Yes
Number of Timers
3
Interface Type
SPI/UART
CAN
0
I2C
0
SPI
1
Ethernet
0
UART
1
USART
0
USB
0
I2S
0
Max Operating Supply Voltage
5.5V
Min Operating Temperature
-40°C
Max Operating Temperature
85°C
ADC Channels
8
Number of ADCs
Single
Compliance
Cage Code
60991
EU RoHS
Yes
HTS Code
8542310001
Schedule B
8542310000
ECCN
EAR99
Automotive
No
AEC Qualified
No
PPAP
No
RoHS Versions
2011/65/EU, 2015/863
Datasheet
Microchip AT89LP51ED2-20AAU Datasheet
Download the complete datasheet for Microchip AT89LP51ED2-20AAU to view detailed technical specifications.
This datasheet cannot be embedded due to technical restrictions.