8-bit CISC microcontroller featuring an 8051 core, operating at up to 20 MHz. This integrated circuit offers 4KB of Flash program memory and 768 bytes of RAM, with 30 programmable I/Os. It supports I2C, SPI, and UART interfaces and operates from 2.5V to 5.5V. The component is housed in a 28-pin PDIP through-hole package, suitable for a wide temperature range of -40°C to 85°C.
PackagePDIP
MountingThrough Hole
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Technical Specifications
Microchip AT89LP428-20PU technical specifications.
General
Basic Package Type
Through Hole
Package Family Name
DIP
Package/Case
PDIP
Package Description
Plastic Dual In Line Package
Lead Shape
Through Hole
Pin Count
28
PCB
28
Package Length (mm)
35.1(Max)
Package Width (mm)
7.52(Max)
Package Height (mm)
4.57(Max) - 0.25(Min)
Package Material
Plastic
Mounting
Through Hole
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
4KB
RAM Size
768B
Number of Programmable I/Os
30
Core Architecture
8051
Programmability
Yes
Number of Timers
3
Interface Type
I2C/SPI/UART
CAN
0
I2C
1
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
Compliance
Cage Code
60991
EU RoHS
Yes
HTS Code
8542310001
Schedule B
8542310000
ECCN
EAR99
Automotive
No
AEC Qualified
No
PPAP
No
Radiation Hardening
No
RoHS Versions
2011/65/EU, 2015/863
Datasheet
Microchip AT89LP428-20PU Datasheet
Download the complete datasheet for Microchip AT89LP428-20PU to view detailed technical specifications.
This datasheet cannot be embedded due to technical restrictions.