Microchip Technology

ATMEGA328P-MMH  

Microcontrollers

The ATMEGA328P-MMH is a microcontroller unit (MCU) produced by Microchip Technology. It belongs to the ATmega family of 8-bit AVR microcontrollers, which are widely used in various embedded systems and applications due to their high performance, low power consumption, and ease of use.

Description:

The ATMEGA328P-MMH is a high-performance, low-power 8-bit microcontroller featuring 32 KB of In-System Programmable Flash memory, 1 KB of EEPROM, and 2 KB of SRAM. It operates at a maximum frequency of 20 MHz and is based on the AVR enhanced RISC architecture. The device is available in a 28-pin Multi-Metal Housing (MMH) package.

Features:

1. 32 KB of In-System Programmable Flash memory with read-while-write capability
2. 1 KB of EEPROM
3. 2 KB of SRAM
4. 23 general-purpose I/O lines
5. 33 programmable GPIO pins
6. 3-channel 8-bit Timer/Counter with PWM and Input Capture
7. 8-channel 10-bit ADC with up to 11 GPIO pins
8. USART with SPI and TWI/I2C interfaces
9. On-chip Debug System with JTAG interface
10. Power-on reset and brown-out detection
11. Sleep mode for low-power consumption
12. Watchdog timer
13. External and internal interrupts
14. Programmable clock source
15. In-system programmability and debug capability

Applications:

The ATMEGA328P-MMH is suitable for a wide range of applications due to its versatility and robust feature set. Some common applications include:

1. Industrial control systems
2. Home automation and IoT devices
3. Medical equipment and devices
4. Robotics and automation
5. Portable electronics and battery-powered devices
6. Data acquisition and signal processing systems
7. Motor control and power management
8. Embedded systems in consumer electronics
9. Security systems and access control devices
10. Automotive control modules

The ATMEGA328P-MMH's combination of performance, low power consumption, and a wide range of features make it an ideal choice for developers looking to create efficient and reliable embedded systems.

ATMEGA328P-MMH Documents

Download datasheets and manufacturer documentation for ATMEGA328P-MMH

Errata :

ATmega48A/PA/88A/PA/168A/PA/328/P Errata      

PCN Assembly/Origin :

Fabrication Site 27/Sep/2023      

Datasheets :

ATmega48A/PA/88A/PA/168A/PA/328/P      

PCN Packaging :

Boxes 07/Dec/2016       Transfer to Microchip/Label/Pkg 5/Sep/2016      

Design Resources :

ATmega328 Development Tool Selector      

PCN Design/Specification :

Marking Chgs 11/Jul/2017       ATmega48A/PA/88A/PA/168A/PA/328/P 10/Sep/2020      

Environmental Information :

Microchip CA Prop65       Microchip RoHS       Microchip REACH