AT89LP51RC2-20AU
- Mfr.Part #
- AT89LP51RC2-20AU
- Manufacturer
- Atmel (Microchip Technology)
- Package / Case
- 44-TQFP
- Datasheet
- Download
- Description
- IC MCU 8BIT 32KB FLASH 44TQFP
- Stock
- 20,556
- In Stock :
- 20,556
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- Manufacturer :
- Atmel (Microchip Technology)
- Product Category :
- Microcontrollers
- Memory Type :
- FLASH, ROM
- Connectivity :
- EBI/EMI, I2C, SPI, UART/USART
- Surface Mount :
- yes
- Number of Programmable I/O :
- 40
- Length :
- 10.1mm
- Product Category :
- 8-bit Microcontrollers - MCU
- Peripherals :
- Brown-out Detect/Reset, POR, PWM, WDT
- Minimum Operating Temperature :
- - 40 C
- EEPROM Size :
- --
- Pbfree Code :
- yes
- Brand :
- Microchip Technology
- ROM Programmability :
- Flash
- External Data Bus Width :
- 8
- Mounting Type :
- Surface Mount
- Min Operating Temperature :
- -40 °C
- Mounting Style :
- SMD/SMT
- Data Converter :
- A/D 7x10b
- Program Memory Type :
- Flash
- Number of Timers/Counters :
- 3
- Series :
- 89LP
- Supply Voltage-Min (Vsup) :
- 2.4V
- Watchdog Timer :
- yes
- Height :
- 1.05mm
- Factory Lead Time :
- 7 Weeks
- Packaging :
- Tray
- CPU Family :
- 8051
- Product Status :
- Active
- Operating Temperature :
- -40°C~85°C TA
- Power Supplies :
- 2.5/5V
- Voltage - Supply (Vcc/Vdd) :
- 2.4V~5.5V
- Supply Voltage :
- 5V
- RoHS :
- Details
- Number of PWM Channels :
- 7
- Oscillator Type :
- Internal
- Device Core :
- 8051
- Data Bus Width :
- 8B
- Published :
- 1997
- Core Processor :
- 8051
- Width :
- 10.1mm
- RoHS Status :
- ROHS3 Compliant
- Product :
- MCU
- Number of Terminations :
- 44
- Max Frequency :
- 20 MHz
- Interface :
- EBI/EMI, I2C, SPI, UART, USART
- Data Converters :
- A/D 7x10b
- Number of I2C Channels :
- 1
- Number of I/Os :
- 40 I/O
- Maximum Operating Temperature :
- + 85 C
- Has ADC :
- yes
- Supply Current-Max :
- 7 mA
- Bit Size :
- 8
- Moisture Sensitivity Level (MSL) :
- 3 (168 Hours)
- Base Product Number :
- AT89LP51
- Memory Size :
- 32kB
- DAC Resolution :
- 10 bit
- Supplier Device Package :
- 44-TQFP (10x10)
- RAM (bytes) :
- 1408
- Core Architecture :
- 8051
- Product Type :
- 8-bit Microcontrollers - MCU
- Lifecycle Status :
- Production (Last Updated: 2 years ago)
- Number of Pins :
- 44
- Package Shape :
- Square
- Min Supply Voltage :
- 2.4 V
- Speed :
- 20MHz
- Max Operating Temperature :
- 85 °C
- DMA Channels :
- No
- Number of I/O :
- 40
- Lead Free :
- Lead Free
- Seated Height-Max :
- 1.2 mm
- Supply Voltage-Max (Vsup) :
- 5.5V
- DAC Channels :
- yes
- Address Bus Width :
- 16
- Program Memory Size :
- 32KB 32K x 8
- Frequency :
- 20MHz
- Reach Compliance Code :
- Compliant
- Number of ADC Channels :
- 7
- Base Part Number :
- AT89LP51RC2
- Package :
- Tray
- Number of SPI Channels :
- 1
- Number of Terminals :
- 44
- Qualification Status :
- Not Qualified
- Terminal Pitch :
- 0.8mm
- Temperature Grade :
- Industrial
- RAM Size :
- 1.375K x 8
- PWM Channels :
- yes
- uPs/uCs/Peripheral ICs Type :
- MICROCONTROLLER
- Terminal Position :
- QUAD
- Interface Type :
- I2C, SPI, UART
- JESD-30 Code :
- S-PQFP-G44
- Mount :
- Surface Mount
- ROM (words) :
- 32768
- Terminal Form :
- Gull wing
- Number of I/O Lines :
- 40
- Max Supply Voltage :
- 5.5 V
- Package / Case :
- 44-TQFP
- Core Size :
- 8-Bit
- Number of UART Channels :
- 1
- Manufacturer :
- Microchip
- Interfaces :
- SPI/UART
- Datasheets
- AT89LP51RC2-20AU

Microcontrollers Atmel (Microchip Technology) AT89LP51RC2-20AU Overview
The AT89LP51RC2-20AU from Atmel (Microchip Technology) is a high-performance microcontroller that forms part of their broad Microcontrollers category, specifically tailored for intelligent system control and monitoring. This 8-bit MCU is designed with an enhanced 8051 architecture, providing a significant boost in performance compared to conventional 8051 microcontrollers. Featuring 32KB of Flash memory packed into a compact 44TQFP package, the AT89LP51RC2-20AU offers a robust solution for advanced embedded applications. With its integrated peripherals and low power consumption, it meets the demanding requirements of modern electronic designs, making it an ideal choice for developers looking to maximize functionality while maintaining efficiency.
AT89LP51RC2-20AU Features
The AT89LP51RC2-20AU microcontroller is equipped with several features that enhance its utility in complex digital environments. Key features include 32KB of in-system programmable Flash, a wide operating voltage range from 2.7V to 5.5V, and a high clock speed up to 20 MHz. Additionally, it supports enhanced communication capabilities with a full-duplex enhanced UART, dual data pointers for faster data manipulation, and multiple I/O ports for greater flexibility in connecting additional modules or sensors.
AT89LP51RC2-20AU Applications
- Home Automation Systems: Utilizes its robust I/O capabilities to manage and control various household devices, ensuring efficient operation and enhanced user convenience.
- Industrial Control: Its fast processing capabilities and extended temperature range make it suitable for managing automated production lines, contributing to increased productivity and reliability.
- Automotive Applications: Used in vehicle systems for monitoring sensors and controlling lights or engine functions, improving overall vehicle performance and safety.
- Consumer Electronics: Powers a wide range of consumer devices, from remote controls to complex multimedia systems, offering both flexibility and reliability.
- Security Systems: Ideal for integration into security infrastructures, such as access control systems and surveillance equipment, due to its high security and connectivity features.
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