Microchip Technology

ATMEGA645P-MU  

Microcontrollers

The ATMEGA645P-MU is a low-power, high-performance 8-bit microcontroller unit (MCU) manufactured by Microchip Technology. It is based on the AVR enhanced low-power architecture and features a high level of integration and advanced peripheral set.

Description:

The ATMEGA645P-MU is a 40-pin, 8-bit microcontroller with a maximum clock frequency of 20 MHz. It has 64 Kbytes of in-system programmable flash memory, 4 Kbytes of EEPROM, and 4 Kbytes of SRAM. The device also features a JTAG interface for programming and debugging.

Features:

1. 8-bit AVR microcontroller core with high code density and high-speed execution.
2. 64 Kbytes of in-system programmable flash memory with read-while-write capability.
3. 4 Kbytes of EEPROM.
4. 4 Kbytes of SRAM.
5. JTAG interface for programming and debugging.
6. 32 general-purpose I/O lines with optional internal pull-up resistors.
7. 23 extended I/O lines for direct memory access.
8. 3-channel 8-bit PWM.
9. 8-channel 10-bit ADC with up to 11 differential inputs.
10. 2 UARTs with optional infrared communication capability.
11. 2-phase programmable clock generator with 5 different output frequencies.
12. Power-save mode, power-down mode, and idle mode for low-power operation.
13. Watchdog timer with internal oscillator and external clock input.
14. On-chip debug support with JTAG interface.

Applications:

The ATMEGA645P-MU is suitable for a wide range of applications, including but not limited to:

1. Industrial control systems
2. Home automation and smart home devices
3. Medical equipment
4. Portable electronics
5. Data acquisition systems
6. Motor control applications
7. Battery-powered devices
8. Security systems
9. Telecommunication devices
10. Automotive applications

The ATMEGA645P-MU's combination of high performance, low power consumption, and advanced features make it an ideal choice for applications that require a balance between processing power and energy efficiency.

ATMEGA645P-MU Documents

Download datasheets and manufacturer documentation for ATMEGA645P-MU

PCN Assembly/Origin :

Fabrication Site 27/Sep/2023      

Datasheets :

ATmega165A - 6450P Datasheet       ATmega165A - 6450P Summary      

PCN Packaging :

Transfer to Microchip/Label/Pkg 5/Sep/2016       MBB/Label Chgs 16/Nov/2018      

Design Resources :

ATmega645 Development Tool Selector      

HTML Datasheet :

ATmega165A - 6450P Summary      

PCN Design/Specification :

Marking Chgs 11/Jul/2017       Copper Bonding Wire 17/Oct/2013      

Environmental Information :

Microchip CA Prop65       Microchip RoHS       Microchip REACH