Microchip Technology ATMEGA48PA-MMNR
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $2.04 | $2.04 |
| 15+ | $1.98 | $29.70 |
| 25+ | $1.94 | $48.50 |
| 50+ | $1.83 | $91.50 |
| 100+ | $1.61 | $161.00 |
| N+ | $0.32 | Price Inquiry |
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| Product attributes | Property Value |
| Manufacturer | Microchip Technology |
| Product Series | AVR® ATmega |
| Packaging | Cut Tape (CT) | NULL |
| Core Processor | AVR |
| Core Size | 8-Bit |
| Speed | 20MHz |
| Connectivity | I2C, SPI, UART/USART |
| Peripherals | Brown-out Detect/Reset, POR, PWM, WDT |
| Number of I/O | 23 |
| Program Memory Size | 4KB (2K x 16) |
| Program Memory Type | FLASH |
| EEPROM Size | 256 x 8 |
| RAM Size | 512 x 8 |
| Voltage - Supply (Vcc/Vdd) | 1.8V ~ 5.5V |
| Data Converters | A/D 8x10b |
| Oscillator Type | Internal |
| Operating Temperature | -40°C ~ 105°C (TA) |
| Grade | - |
| Qualification AEC | - |
| Mounting Type | Surface Mount |
| Supplier Device Package | 28-VQFN (4x4) |
| Package / Case | 28-VFQFN Exposed Pad |
| ROHS |
The Microchip ATMEGA48PA-MMNR is an 8-bit AVR MCU running at 20MHz with 4KB flash and 512B RAM. It operates from 1.8V to 5.5V and includes PWM, POR, BOR, and WDT. Packaged in a 28-VFQFN, it is a versatile choice for cost-sensitive embedded applications.
- AVR core is widely supported with extensive code examples.
- 20MHz speed provides fast execution for real-time tasks.
- 1.8V to 5.5V supply range simplifies power design.
- 28-QFN package offers a small footprint with good thermal performance.
Arduino-Compatible Prototypes
AVR architecture and 20MHz speed make it a drop-in for many maker projects.
Industrial Sensor Conditioning
Analog comparator and PWM enable signal conditioning in process control.
Automotive Aftermarket Modules
Wide temperature range and BOR ensure reliable operation in vehicle environments.
Smart Home Controllers
Low power modes and 1.8V operation suit battery-powered Zigbee/Bluetooth bridges.
Motor Speed Controllers
Fast PWM and 20MHz core provide smooth speed regulation for small DC motors.
Data Loggers
512B RAM and EEPROM support storing calibration and logging data.
- Q: What is the maximum clock speed of the ATMEGA48PA-MMNR?
- A: It runs at up to 20MHz.
- Q: What is the supply voltage range?
- A: It operates from 1.8V to 5.5V.
- Q: How much flash memory does it have?
- A: It has 4KB of flash (2K x 16 bits).
- Q: What package is this device available in?
- A: It comes in a 28-VFQFN exposed pad package.
- Q: What is the maximum clock speed of the ATMEGA48PA-MMNR?
- A: It runs at up to 20MHz.
- Q: What is the supply voltage range?
- A: It operates from 1.8V to 5.5V.
- Q: How much flash memory does it have?
- A: It has 4KB of flash (2K x 16 bits).
- Q: What package is this device available in?
- A: It comes in a 28-VFQFN exposed pad package.

ATMEGA48PA-MMNR.pdf