AT89LP51RB2-20AAU
- Mfr.Part #
- AT89LP51RB2-20AAU
- Manufacturer
- Microchip Technology
- Package / Case
- 44-LQFP
- Datasheet
- Download
- Description
- IC MCU 8BIT 24KB FLASH 44LQFP
- Stock
- 8,342
- In Stock :
- 8,342
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- Manufacturer :
- Microchip Technology
- Product Category :
- Microcontrollers
- DAC Channels :
- yes
- Memory Type :
- FLASH, ROM
- Data Converters :
- A/D 7x10b
- DMA Channels :
- No
- Number of I/O :
- 40
- Product :
- MCU
- Product Category :
- 8-bit Microcontrollers - MCU
- Number of Terminals :
- 44
- Supplier Device Package :
- 44-LQFP (10x10)
- Mounting Style :
- SMD/SMT
- Surface Mount :
- yes
- Brand :
- Microchip Technology
- Core Size :
- 8-Bit
- Interfaces :
- SPI/UART
- Program Memory Type :
- Flash
- RoHS Status :
- ROHS3 Compliant
- Base Part Number :
- AT89LP51RB2
- Number of I/O Lines :
- 40
- Supply Voltage :
- 5V
- Product Type :
- 8-bit Microcontrollers - MCU
- ROM Programmability :
- Flash
- Width :
- 10.1mm
- External Data Bus Width :
- 8
- Data Converter :
- A/D 7x10b
- Supply Voltage-Min (Vsup) :
- 2.4V
- Oscillator Type :
- Internal
- Address Bus Width :
- 16
- Height :
- 1.05mm
- Maximum Operating Temperature :
- + 85 C
- DAC Resolution :
- 10 bit
- Published :
- 1997
- Minimum Operating Temperature :
- - 40 C
- Number of I2C Channels :
- 1
- Series :
- 89LP
- RoHS :
- Details
- Number of Timers/Counters :
- 3
- Packaging :
- Tray
- RAM (bytes) :
- 1408
- uPs/uCs/Peripheral ICs Type :
- MICROCONTROLLER
- Factory Lead Time :
- 4 Weeks
- Manufacturer :
- Microchip
- Has ADC :
- yes
- Number of Pins :
- 44
- Pbfree Code :
- yes
- EEPROM Size :
- --
- Package :
- Tray
- Terminal Finish :
- Matte Tin (Sn)
- Base Product Number :
- AT89LP51
- Peripherals :
- Brown-out Detect/Reset, POR, PWM, WDT
- Interface :
- EBI/EMI, I2C, SPI, UART, USART
- Device Core :
- 8051
- JESD-30 Code :
- S-PQFP-G44
- Operating Temperature :
- -40°C~85°C TA
- Package / Case :
- 44-LQFP
- Supply Voltage-Max (Vsup) :
- 5.5V
- Lead Free :
- Lead Free
- Product Status :
- Active
- Watchdog Timer :
- yes
- Mount :
- Surface Mount
- Memory Size :
- 24KB
- Speed :
- 20MHz
- Qualification Status :
- Not Qualified
- Connectivity :
- EBI/EMI, I2C, SPI, UART/USART
- Reach Compliance Code :
- Compliant
- Terminal Form :
- Gull wing
- Mounting Type :
- Surface Mount
- Number of ADC Channels :
- 7
- Number of I/Os :
- 40 I/O
- Frequency :
- 20MHz
- Package Shape :
- Square
- Terminal Position :
- QUAD
- Terminal Pitch :
- 0.8mm
- Voltage - Supply (Vcc/Vdd) :
- 2.4V~5.5V
- PWM Channels :
- yes
- Power Supplies :
- 2.5/5V
- Interface Type :
- I2C, SPI, UART
- ROM (words) :
- 24576
- Data Bus Width :
- 8B
- Program Memory Size :
- 24KB 24K x 8
- Core Processor :
- 8051
- Number of Terminations :
- 44
- Length :
- 10.1mm
- Temperature Grade :
- Industrial
- Moisture Sensitivity Level (MSL) :
- 3 (168 Hours)
- JESD-609 Code :
- e3
- Seated Height-Max :
- 1.6 mm
- Supply Current-Max :
- 7 mA
- CPU Family :
- 8051
- RAM Size :
- 1.375K x 8
- Bit Size :
- 8
- Datasheets
- AT89LP51RB2-20AAU

Microcontrollers Microchip Technology AT89LP51RB2-20AAU Overview
The Microcontrollers Microchip Technology AT89LP51RB2-20AAU is a high-performance microcontroller unit (MCU) designed to meet the demands of sophisticated embedded systems. Developed by Microchip Technology, this MCU harnesses the power of an 8-bit architecture and is integrated with 24KB of flash memory, ensuring ample space for application code and data storage. Its versatility and high level of integration make it ideal for applications that require robust control with minimal power consumption. With a 44-LQFP package, it offers a compact solution for space-constrained applications.
AT89LP51RB2-20AAU Features
The AT89LP51RB2-20AAU microcontroller includes several key features that enhance its utility in complex electronic designs. It operates at a maximum frequency of 20 MHz, providing a solid balance between speed and power efficiency. The inclusion of 24 KB flash memory supports intricate programming needs for diverse applications. Additionally, this MCU features various serial communication interfaces, making it suitable for IoT devices and interfacing with other peripherals in complex systems. Enhanced security features and low power consumption are also significant aspects of this microcontroller, ensuring reliable and secure operations in critical applications.
AT89LP51RB2-20AAU Applications
- Automotive Systems: Utilized in engine management systems and automotive diagnostics to provide real-time system responses and enhance vehicle performance.
- Home Automation: Powers smart home devices, including intelligent lighting systems and home security modules, enabling seamless automation and connectivity.
- Industrial Control: Integral in managing control systems for machinery and production lines, ensuring efficient, precise, and safe operations.
- Consumer Electronics: Used in the development of consumer electronics like portable gaming devices, providing the necessary processing power and interface capabilities.
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