AT91M42800A-33AU
- Mfr.Part #
- AT91M42800A-33AU
- Manufacturer
- Microchip Technology
- Package / Case
- 144-LQFP
- Datasheet
- Download
- Description
- IC MCU 16/32BIT ROMLESS 144LQFP
- Stock
- 1
- In Stock :
- 1
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- Manufacturer :
- Microchip Technology
- Product Category :
- Microcontrollers
- Supplier Device Package :
- 144-LQFP (20x20)
- Interfaces :
- EBI/SPI/USART
- Memory Type :
- FLASH, ROMless
- Reach Compliance Code :
- Unknown
- Terminal Pitch :
- 0.5mm
- Base Part Number :
- AT91M42800A
- Oscillator Type :
- External
- Program Memory Size :
- --
- Series :
- AT91
- JESD-30 Code :
- S-PQFP-G144
- RoHS :
- Details
- ROM (words) :
- 0
- Width :
- 20 mm
- Power Supplies :
- 3/3.33/5V
- Packaging :
- Tray
- Number of Terminals :
- 144
- EEPROM Size :
- --
- Peak Reflow Temperature (Cel) :
- 260
- Mount :
- Surface Mount
- Operating Temperature :
- -40°C~85°C TA
- DMA Channels :
- No
- HTS Code :
- 8542.31.00.01
- Terminal Form :
- Gull wing
- Time@Peak Reflow Temperature-Max (s) :
- 40
- Product Status :
- Active
- Number of Terminations :
- 144
- Data Bus Width :
- 32b
- Number of I/Os :
- 54 I/O
- RoHS Status :
- ROHS3 Compliant
- Program Memory Type :
- ROMless
- Peripherals :
- WDT
- Operating Supply Voltage :
- 3.3V
- JESD-609 Code :
- e3
- Data Converters :
- --
- Access Time :
- 33 μs
- Surface Mount :
- yes
- Has ADC :
- No
- Package :
- Tray
- Base Product Number :
- AT91M42800A
- Terminal Finish :
- Matte Tin (Sn)
- Factory Lead Time :
- 2 Weeks
- RAM Size :
- 8K x 8
- Qualification Status :
- Not Qualified
- Number of I/O Lines :
- 54
- Length :
- 20mm
- Published :
- 1997
- External Data Bus Width :
- 16
- Brand :
- Microchip Technology
- PWM Channels :
- yes
- Seated Height-Max :
- 1.6 mm
- uPs/uCs/Peripheral ICs Type :
- MICROCONTROLLER, RISC
- Package / Case :
- 144-LQFP
- ROM Programmability :
- n/a
- Interface :
- EBI/EMI, SPI, UART, USART
- Height :
- 1.4 mm
- Maximum Operating Temperature :
- + 85 C
- Temperature Grade :
- Industrial
- Moisture Sensitivity Level (MSL) :
- 3 (168 Hours)
- Interface Type :
- EBI, SPI, USART
- Core Architecture :
- ARM
- RAM (bytes) :
- 8192
- Lead Free :
- Lead Free
- Additional Feature :
- ALSO REQUIRES 5V SUPPLY
- Pbfree Code :
- yes
- Package Shape :
- Square
- Core Processor :
- ARM7®
- Product Type :
- ARM Microcontrollers - MCU
- Watchdog Timer :
- yes
- Frequency :
- 33MHz
- Pin Count :
- 144
- Core Size :
- 16/32-Bit
- Number of I/O :
- 54
- Mounting Type :
- Surface Mount
- Bit Size :
- 32
- Supply Voltage :
- 3V
- Number of Pins :
- 144
- Device Core :
- ARM7TDMI
- Connectivity :
- EBI/EMI, SPI, UART/USART
- Number of Timers/Counters :
- 6
- Voltage - Supply (Vcc/Vdd) :
- 2.7V~3.6V
- Mounting Style :
- SMD/SMT
- Address Bus Width :
- 24
- Manufacturer :
- Microchip
- ECCN Code :
- 3A991.A.2
- Speed :
- 33MHz
- Radiation Hardening :
- No
- DAC Channels :
- No
- Minimum Operating Temperature :
- - 40 C
- Product Category :
- ARM Microcontrollers - MCU
- Terminal Position :
- QUAD
- CPU Family :
- ARM7
- Contact Plating :
- Tin
- Datasheets
- AT91M42800A-33AU
AT91M42800A-33AU Documents

Microcontrollers Microchip Technology AT91M42800A-33AU Overview
The Microcontrollers Microchip Technology AT91M42800A-33AU is an advanced microcontroller unit (MCU) that seamlessly integrates 16/32-bit processing capabilities without onboard ROM, housed in a compact 144LQFP package. This versatile MCU is designed by Microchip Technology, a leader in microcontroller innovation, to offer high performance and flexibility for complex electronic applications. Its ROMless feature provides engineers the freedom to implement custom firmware and software solutions, making it ideal for a wide range of industrial applications.
AT91M42800A-33AU Features
This microcontroller is equipped with robust features that make it highly suitable for sophisticated applications that require a blend of low power consumption and high-speed processing. Key features include a 16/32-bit RISC architecture that efficiently manages power, an extensive range of peripheral interfaces, and support for multiple I/O operations. Its scalable nature allows for deployment in systems requiring various levels of processing power.
AT91M42800A-33AU Applications
- Industrial Automation: In industrial automation systems, the AT91M42800A-33AU can manage multiple control processes due to its robust processing capabilities and multiple I/O interfaces.
- Smart Home Devices: Utilized in smart home technology, this MCU allows for seamless integration and control of household appliances and systems, ensuring efficient and reliable operation.
- Automotive: Suitable for automotive applications, especially in vehicle control systems where its high-speed processing and robust architecture can handle complex algorithms required for real-time decision making.
- Telecommunications: This microcontroller supports telecommunications equipment by processing signals and data efficiently, ensuring rapid and reliable communication.
- Healthcare Devices: In healthcare, the AT91M42800A-33AU ensures the reliable operation of medical devices that require high precision and adjustable parameters for monitoring and therapy applications.
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