AT89LP51ID2-20MU
- Mfr.Part #
- AT89LP51ID2-20MU
- Manufacturer
- Microchip Technology
- Package / Case
- 44-VFQFN Exposed Pad
- Datasheet
- Download
- Description
- IC MCU 8BIT 64KB FLASH 44VQFN
- Stock
- 20,933
- In Stock :
- 20,933
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- Manufacturer :
- Microchip Technology
- Product Category :
- Microcontrollers
- Product Status :
- Active
- Max Frequency :
- 20 MHz
- Published :
- 1997
- Number of Terminations :
- 44
- Supplier Device Package :
- 44-VQFN (7x7)
- Number of Pins :
- 44
- RAM (bytes) :
- 2304
- Number of Terminals :
- 44
- Core Architecture :
- 8051
- Interfaces :
- SPI/UART
- Memory Type :
- Flash
- Interface :
- 2-Wire, EBI/EMI, I2C, SPI, UART, USART
- Pbfree Code :
- yes
- Number of Programmable I/O :
- 36
- Max Operating Temperature :
- 85 °C
- Address Bus Width :
- 16
- Interface Type :
- 2-Wire, SPI, UART
- Manufacturer :
- Microchip
- Bit Size :
- 8
- DMA Channels :
- No
- Terminal Form :
- NO LEAD
- Min Supply Voltage :
- 2.4 V
- Package Shape :
- Square
- Surface Mount :
- yes
- Terminal Pitch :
- 0.5mm
- Data Converter :
- A/D 7x10b
- Base Product Number :
- AT89LP51
- Supply Voltage :
- 3V
- Frequency :
- 20MHz
- Core Size :
- 8-Bit
- ROM Programmability :
- Flash
- Program Memory Type :
- Flash
- PWM Channels :
- yes
- RAM Size :
- 2.25K x 8
- Number of I/O :
- 40
- Packaging :
- Tray
- Base Part Number :
- AT89LP51ID2
- Package :
- Tray
- RoHS Status :
- ROHS3 Compliant
- Lifecycle Status :
- Production (Last Updated: 2 years ago)
- Connectivity :
- EBI/EMI, I2C, SPI, UART/USART
- Height :
- 0.9 mm
- Factory Lead Time :
- 8 Weeks
- External Data Bus Width :
- 8
- Qualification Status :
- Not Qualified
- Supply Current-Max :
- 7 mA
- Power Supplies :
- 2.5/5V
- Peripherals :
- Brown-out Detect/Reset, POR, PWM, WDT
- Mount :
- Surface Mount
- Min Operating Temperature :
- -40 °C
- uPs/uCs/Peripheral ICs Type :
- MICROCONTROLLER
- Width :
- 7 mm
- Number of Timers/Counters :
- 3
- Package / Case :
- 44-VFQFN Exposed Pad
- Maximum Operating Temperature :
- + 85 C
- Mounting Style :
- SMD/SMT
- Number of I/Os :
- 36 I/O
- Number of I/O Lines :
- 40
- Max Supply Voltage :
- 5.5 V
- Mounting Type :
- Surface Mount
- Program Memory Size :
- 64KB 64K x 8
- Watchdog Timer :
- yes
- JESD-30 Code :
- S-PQCC-N44
- Device Core :
- 8051
- RoHS :
- Details
- Minimum Operating Temperature :
- - 40 C
- DAC Channels :
- yes
- Has ADC :
- yes
- Oscillator Type :
- Internal
- Temperature Grade :
- Industrial
- Height Seated (Max) :
- 1mm
- Operating Temperature :
- -40°C~85°C TA
- ROM (words) :
- 65536
- Series :
- 89LP
- Voltage - Supply (Vcc/Vdd) :
- 2.4V~5.5V
- Supply Voltage-Max (Vsup) :
- 5.5V
- Memory Size :
- 64KB
- Terminal Position :
- QUAD
- Length :
- 7mm
- Data Converters :
- A/D 7x10b
- Product Type :
- 8-bit Microcontrollers - MCU
- Product Category :
- 8-bit Microcontrollers - MCU
- Brand :
- Microchip Technology
- Terminal Finish :
- Matte Tin (Sn)
- Supply Voltage-Min (Vsup) :
- 2.4V
- Reach Compliance Code :
- Compliant
- EEPROM Size :
- 4K x 8
- Core Processor :
- 8051
- Data Bus Width :
- 8B
- CPU Family :
- 8051
- JESD-609 Code :
- e3
- Moisture Sensitivity Level (MSL) :
- 3 (168 Hours)
- Speed :
- 20MHz
- Seated Height-Max :
- 1 mm
- Datasheets
- AT89LP51ID2-20MU
AT89LP51ID2-20MU Documents

Microcontrollers Microchip Technology AT89LP51ID2-20MU Overview
Introducing the AT89LP51ID2-20MU from Microchip Technology, a high-performance microcontroller that stands out in the Microcontrollers category. This robust MCU is tailored for advanced control systems, offering a seamless blend of power efficiency and enhanced functionality. Its 64KB of flash memory and 8-bit architecture make it an ideal choice for developers looking to implement complex algorithms and process data efficiently. The AT89LP51ID2-20MU is particularly suited for applications requiring substantial code space and variable data storage, which are crucial in developing future-ready electronic products.
AT89LP51ID2-20MU Features
The AT89LP51ID2-20MU is equipped with an array of features that enhance its utility and robustness in various applications. Key features include a 64KB flash memory, an 8-bit CPU, and a compact 44-VQFN package. It operates effectively within a voltage range of 2.7V to 5.5V, making it versatile in different power environments. Additionally, the device supports multiple idle modes that reduce power consumption without sacrificing performance, a crucial attribute for portable and energy-sensitive applications.
AT89LP51ID2-20MU Applications
- Consumer Electronics: Can be integrated into smart home devices such as thermostats and remote controls, where its low power consumption and high storage capacity are vital.
- Industrial Automation: Suitable for use in automated control systems in factories, where its robustness and high-speed processing capabilities ensure reliability and efficiency.
- Automotive: Employed in car entertainment and management systems, contributing to better user experiences and performance through its efficient data handling and processing.
- Telecommunications: Useful in telecommunications equipment, facilitating improved signal processing capabilities and robust operation in data-intensive environments.
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