Microchip Technology ATMEGA168A-MUR
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $2.16 | $2.16 |
| 15+ | $2.09 | $31.35 |
| 25+ | $2.04 | $51.00 |
| 50+ | $1.93 | $96.50 |
| 100+ | $1.70 | $170.00 |
| N+ | $0.34 | Price Inquiry |
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| Product attributes | Property Value |
| Manufacturer | Microchip Technology |
| Product Series | AVR® ATmega |
| Packaging | Cut Tape (CT) | Tape & Reel (TR) |
| 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 | 16KB (8K x 16) |
| Program Memory Type | FLASH |
| EEPROM Size | 512 x 8 |
| RAM Size | 1K x 8 |
| Voltage - Supply (Vcc/Vdd) | 1.8V ~ 5.5V |
| Data Converters | A/D 8x10b |
| Oscillator Type | Internal |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Grade | - |
| Qualification AEC | - |
| Mounting Type | Surface Mount |
| Supplier Device Package | 32-VQFN (5x5) |
| Package / Case | 32-VFQFN Exposed Pad |
| ROHS |
The ATMEGA168A-MUR is a versatile 8-bit AVR microcontroller from Microchip Technology, offering 16KB flash and 1K RAM at 20 MHz. Housed in a compact 32-VFQFN package, it operates from 1.8V to 5.5V and includes essential peripherals like PWM, WDT, and Brown-out Reset. A reliable choice for cost-sensitive and low-power applications.
- Low-power AVR core: Optimized for battery-operated devices with multiple sleep modes.
- 20 MHz performance: Sufficient for real-time control and data processing.
- Compact 32-VFQFN package: Saves PCB space for space-constrained designs.
- Wide voltage range (1.8V-5.5V): Flexible for 3.3V or 5V systems.
Consumer Electronics
Ideal for remote controls, toys, and small appliances due to low power consumption and 20 MHz processing.
Sensor Interfacing
With 1K RAM and multiple I/O, it can read and process data from temperature, humidity, and light sensors.
Battery-Powered Devices
1.8V operation and power-saving modes extend battery life in wearables and handheld meters.
Prototyping and Education
Widely used in Arduino-compatible boards, making it perfect for learning embedded systems and rapid prototyping.
Simple Motor Control
PWM outputs allow speed control of small DC motors and servos in hobbyist and light industrial projects.
LED Lighting Control
PWM channels enable smooth dimming and color mixing in RGB LED strips and smart lighting.
- Q: What is the core architecture?
- A: It uses the AVR 8-bit core running at up to 20 MHz.
- Q: What is the program memory size?
- A: It has 16KB of flash memory (8K x 16).
- Q: What is the supply voltage?
- A: It operates from 1.8V to 5.5V.
- Q: What package is this variant?
- A: It is a 32-VFQFN exposed pad package.
- Q: Does it have PWM and WDT?
- A: Yes, it includes PWM, WDT, POR, and Brown-out Detect/Reset.
- Q: What is the core architecture?
- A: It uses the AVR 8-bit core running at up to 20 MHz.
- Q: What is the program memory size?
- A: It has 16KB of flash memory (8K x 16).
- Q: What is the supply voltage?
- A: It operates from 1.8V to 5.5V.
- Q: What package is this variant?
- A: It is a 32-VFQFN exposed pad package.
- Q: Does it have PWM and WDT?
- A: Yes, it includes PWM, WDT, POR, and Brown-out Detect/Reset.

ATMEGA168A-MUR.pdf