8051 Microcontroller (MCU) with 20KB FLASH memory and 256B RAM. Features an 8-bit data bus, 32 programmable I/Os, and 3 timers/counters. Operates at up to 33MHz with a 33µs access time. Includes UART and USART interfaces, WDT peripheral, and internal oscillator. Packaged in a 44-pin PLCC for surface mounting.
Frequency33MHz
PackagePLCC
MountingSurface Mount
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Technical Specifications
Microchip AT89C55-33JC technical specifications.
General
Access Time
33us
Package/Case
PLCC
Core Architecture
8051
Data Bus Width
8b
Interface
UART, USART
Lead Free
Contains Lead
Max Frequency
33MHz
Max Operating Temperature
70°C
Min Operating Temperature
0°C
Max Supply Voltage
5.5V
Memory Size
20KB
Memory Type
FLASH,
Min Supply Voltage
4.5V
Mount
Surface Mount
Number of I/Os
32
Number of Programmable I/O
32
Number of Timers/Counters
3
Operating Supply Voltage
5V
Oscillator Type
Internal
Package Quantity
27
Packaging
Rail/Tube
Peripherals
WDT
Radiation Hardening
No
RAM Size
256B
RoHS Compliant
No
Series
89C
Compliance
RoHS
Not CompliantNo
Datasheet
Microchip AT89C55-33JC Datasheet
Download the complete datasheet for Microchip AT89C55-33JC to view detailed technical specifications.
This datasheet cannot be embedded due to technical restrictions.