Microchip Technology

ATMEGA325-16MU  

Microcontrollers

The ATMEGA325-16MU is a microcontroller unit (MCU) manufactured by Microchip Technology. It is a part of the ATmega family of 8-bit AVR microcontrollers, which are widely used in various embedded systems and applications.

Description:

The ATMEGA325-16MU is a low-power CMOS 8-bit microcontroller based on the AVR enhanced RISC architecture. It features 32 KB of In-System Programmable Flash memory, 2 KB of In-System Programmable SRAM, and 1 KB of In-System Programmable EEPROM. The device operates at a frequency of 16 MHz and is available in a 44-pin QFN (Quad Flat No-leads) package.

Features:

1. 32 KB of In-System Programmable Flash memory for storing program code.
2. 2 KB of In-System Programmable SRAM for data storage and buffering.
3. 1 KB of In-System Programmable EEPROM for non-volatile data storage.
4. 44 general-purpose I/O lines with optional internal pull-up resistors.
5. 33 extended I/O lines for direct memory access.
6. 23 programmable timer/counters with PWM channels.
7. 2 USARTs for serial communication.
8. 1 10-bit ADC with up to 8 channels.
9. 1 8-bit high-speed analog comparator with internal voltage reference.
10. Internal and external interrupts with prioritization capabilities.
11. On-chip debug system for easy debugging and programming.
12. Sleep, power-down, and power-save modes for low-power operation.
13. Brown-out detection and reset.
14. JTAG and SPI programming interfaces for easy programming and testing.

Applications:

The ATMEGA325-16MU is suitable for a wide range of applications due to its versatile features and low-power consumption. Some common applications include:

1. Industrial control and automation systems.
2. Home automation and smart home devices.
3. Medical equipment and portable monitoring devices.
4. Battery-powered devices and energy-harvesting applications.
5. Motor control and drive systems.
6. Data acquisition and signal processing systems.
7. In-vehicle infotainment and control systems.
8. Security systems and access control devices.
9. Consumer electronics and appliances.
10. Wireless communication devices and IoT (Internet of Things) applications.

The ATMEGA325-16MU's combination of memory, I/O capabilities, and low-power features make it a popular choice for developers looking to create efficient and reliable embedded systems.

ATMEGA325-16MU Documents

Download datasheets and manufacturer documentation for ATMEGA325-16MU

Datasheets :

ATMEGA325, 645, 3250, 6450(V) Summary       ATMEGA325, 645, 3250, 6450(V) Datasheet      

PCN Packaging :

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

Design Resources :

ATmega325 Development Tool Selector      

HTML Datasheet :

ATMEGA325, 645, 3250, 6450(V) Summary      

PCN Design/Specification :

Marking Chgs 11/Jul/2017       Copper Bonding Wire 23/Jul/2014      

Environmental Information :

Microchip CA Prop65       Microchip RoHS       Microchip REACH