Microchip Technology ATMEGA48PA-MMN
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $6.76 | $6.76 |
| 15+ | $1.55 | $23.25 |
| 25+ | $1.52 | $38.00 |
| 50+ | $1.44 | $72.00 |
| 100+ | $1.27 | $127.00 |
| N+ | $0.25 | Price Inquiry |
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| Product attributes | Property Value |
| Manufacturer | Microchip Technology |
| Product Series | AVR® ATmega |
| Packaging | Tray | 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-MMN is an 8-bit AVR microcontroller with a 20MHz core, housed in a 28-VFQFN package. It provides 4KB flash and 512B RAM, operating from 1.8V to 5.5V. Designed for extended temperature ranges (-40°C to 105°C), it includes Brown-out Detect, POR, PWM, and WDT for demanding environments.
- Extended temperature range: -40°C to 105°C for harsh environments.
- High speed for its class: 20MHz enables faster response times.
- Robust reset features: Brown-out and POR improve reliability.
- Compact 28-VFQFN: Fits into space-limited industrial designs.
Automotive Control Modules
The -40°C to 105°C range makes it suitable for engine bay sensors and actuators.
Industrial Automation
4KB flash and 512B RAM handle simple PLC I/O modules and sensor interfaces.
Power Tools
PWM controls motor speed, while WDT ensures safe operation under vibration.
HVAC Controllers
Reliable operation in high-temperature environments for furnace or boiler controls.
Robotics
Small size and 20MHz speed enable servo control in hobby robots.
Smart Agriculture
Monitors soil moisture and controls irrigation valves in harsh outdoor conditions.
- Q: What is the core processor?
- A: AVR 8-bit.
- Q: What is the maximum speed?
- A: 20MHz.
- Q: What is the program memory size?
- A: 4KB (2K x 16).
- Q: What is the operating temperature range?
- A: -40°C to 105°C.
- Q: What is the core processor?
- A: AVR 8-bit.
- Q: What is the maximum speed?
- A: 20MHz.
- Q: What is the program memory size?
- A: 4KB (2K x 16).
- Q: What is the operating temperature range?
- A: -40°C to 105°C.

ATMEGA48PA-MMN.pdf