Manufacturer Part Number
P89LPC922FDH
Manufacturer
rochester-electronics
Introduction
The P89LPC922FDH is part of the LPC900 series of microcontrollers designed for embedded applications.
Product Features and Performance
8-Bit 8051 microcontroller
18MHz clock speed
Embedded FLASH memory
Program Memory: 8KB
RAM: 256 bytes
18 I/O pins
Integrated peripherals for Brown-out Detect/Reset, LED driving, POR, PWM, WDT
I2C and UART/USART communication interfaces
Internal oscillator for system timing
Product Advantages
Low power consumption at 2.4V to 3.6V
Active product status ensures ongoing availability
Surface mount technology for compact and efficient design
Flexibility with various built-in peripherals
Key Technical Parameters
Core Processor: 8051
Core Size: 8-Bit
Speed: 18MHz
Connectivity: I2C, UART/USART
I/O Count: 18
Program Memory Size: 8KB
RAM Size: 256 x 8
Supply Voltage: 2.4V ~ 3.6V
Operating Temperature Range: 0°C ~ 70°C
Package Type: 20-TSSOP
Quality and Safety Features
Brown-out Detect/Reset for voltage monitoring
Watchdog Timer (WDT) to reset the system in case of a malfunction
Power-on Reset (POR) ensures reliable operation from power-up
Compatibility
Compatible with 8051 based hardware and software tools
Can interface with I2C and UART/USART compatible devices
Application Areas
Automation
Consumer Electronics
Telecommunications
Automotive systems
Industrial control
Product Lifecycle
Currently active with no indication of discontinuation
Availability of replacements or upgrades is maintained by the manufacturer
Several Key Reasons to Choose This Product
High integration of features to minimize external components
Strong support for legacy 8051 applications and easy migration
Proven reliability in a wide range of applications
Comprehensive technical support and documentation from Rochester Electronics
Consistent supply and long-term availability for design security