AT89LS51-16AU
- Mfr.Part #
- AT89LS51-16AU
- Manufacturer
- Microchip Technology
- Package / Case
- 44-TQFP
- Datasheet
- Download
- Description
- IC MCU 8BIT 4KB FLASH 44TQFP
- Stock
- 8,155
- In Stock :
- 8,155
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- Manufacturer :
- Microchip Technology
- Product Category :
- Microcontrollers
- Package :
- Tray
- Contact Plating :
- Tin
- Packaging :
- Tray
- Time@Peak Reflow Temperature-Max (s) :
- 40
- Published :
- 1997
- Supply Current-Max :
- 25 mA
- JESD-609 Code :
- e3
- RAM (bytes) :
- 128
- Has ADC :
- No
- Manufacturer :
- Microchip
- Package Shape :
- Square
- Number of Terminals :
- 44
- Voltage - Supply (Vcc/Vdd) :
- 2.7V~4V
- Data Converters :
- --
- RoHS :
- Details
- Length :
- 10mm
- RoHS Status :
- ROHS3 Compliant
- Frequency :
- 16MHz
- Speed :
- 16MHz
- Number of Pins :
- 44
- Peak Reflow Temperature (Cel) :
- 260
- Base Product Number :
- AT89LS51
- Mount :
- Surface Mount
- Minimum Operating Temperature :
- - 40 C
- ROM (words) :
- 4096
- Terminal Pitch :
- 0.8mm
- Brand :
- Microchip Technology
- Data Bus Width :
- 8B
- Maximum Operating Temperature :
- + 85 C
- Program Memory Size :
- 4KB 4K x 8
- Seated Height-Max :
- 1.2 mm
- RAM Size :
- 128 x 8
- Number of I/O Lines :
- 32
- Core Processor :
- 8051
- Series :
- 89LS
- Operating Supply Voltage :
- 3.3V
- Moisture Sensitivity Level (MSL) :
- 3 (168 Hours)
- Program Memory Type :
- Flash
- DMA Channels :
- No
- Product Status :
- Active
- DAC Channels :
- No
- Number of I/Os :
- 32 I/O
- Interface Type :
- UART
- Height :
- 1 mm
- Temperature Grade :
- Industrial
- Device Core :
- 80C51
- Surface Mount :
- yes
- Peripherals :
- WDT
- Number of I/O :
- 32
- Bit Size :
- 8
- Number of Terminations :
- 44
- Product :
- MCU
- Connectivity :
- UART/USART
- Product Category :
- 8-bit Microcontrollers - MCU
- Core Size :
- 8-Bit
- Mounting Type :
- Surface Mount
- Package / Case :
- 44-TQFP
- Reach Compliance Code :
- Compliant
- CPU Family :
- 8051
- Factory Lead Time :
- 7 Weeks
- Pbfree Code :
- yes
- Base Part Number :
- AT89LS51
- Qualification Status :
- Not Qualified
- Interface :
- UART, USART
- Interfaces :
- UART
- Supply Voltage-Max (Vsup) :
- 4V
- EEPROM Size :
- --
- Terminal Finish :
- Matte Tin (Sn) - annealed
- Supplier Device Package :
- 44-TQFP (10x10)
- Mounting Style :
- SMD/SMT
- JESD-30 Code :
- S-PQFP-G44
- Product Type :
- 8-bit Microcontrollers - MCU
- ROM Programmability :
- Flash
- External Data Bus Width :
- 8
- Terminal Position :
- QUAD
- PWM Channels :
- No
- Operating Temperature :
- -40°C~85°C TA
- uPs/uCs/Peripheral ICs Type :
- MICROCONTROLLER
- Width :
- 10 mm
- Oscillator Type :
- Internal
- Terminal Form :
- Gull wing
- Power Supplies :
- 2.7/4 V
- Address Bus Width :
- 16
- Number of Timers/Counters :
- 2
- Memory Size :
- 4kB
- Datasheets
- AT89LS51-16AU

Microcontrollers Microchip Technology AT89LS51-16AU Overview
Introducing the Microcontrollers Microchip Technology AT89LS51-16AU, a robust and versatile 8-bit microcontroller that empowers engineers with its high-performance capabilities in a compact 44-TQFP package. Designed by Microchip Technology, this MCU stands out for its efficient handling of complex digital and analog functionalities at a competitive cost. The AT89LS51-16AU is built with 4KB of flash memory, offering ample space for application code, which makes it ideal for scalable designs in industrial applications. Its integration facilitates enhanced system reliability and simplified development, making it a top choice for professionals looking for a dependable and flexible solution.
AT89LS51-16AU Features
The AT89LS51-16AU microcontroller is equipped with a range of features that enhance its utility in demanding applications. Key features include an advanced 8-bit CPU with a maximum clock speed of 16 MHz, providing swift processing capabilities for a variety of tasks. It also boasts 128 bytes of RAM, dual data pointers, three 16-bit timers/counters, a full duplex serial port, and interrupt recovery from power-down mode. Additionally, its low power consumption and wide operating voltage range (2.7V to 5.5V) ensure optimal functionality in energy-sensitive projects.
AT89LS51-16AU Applications
- Home Automation Systems: Utilizes its robust I/O capabilities to manage and streamline various home automation tasks, enhancing user convenience and system efficiency.
- Security Systems: Leverages its fast processing speed and ample memory for real-time security processing, which is critical in access control and surveillance applications.
- Industrial Control: Its high reliability and wide operating voltage are perfect for managing complex control systems in harsh industrial environments.
- Consumer Electronics: Serves as the control hub in consumer electronics, enabling efficient power management and user interface functionalities.
- Automotive Applications: Suitable for automotive electronics where durable and dependable microcontroller performance is necessary for safety and vehicle management.
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