Microchip Technology ATTINY2313A-MUR
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $0.96 | $0.96 |
| 15+ | $0.93 | $13.95 |
| 25+ | $0.91 | $22.75 |
| 50+ | $0.86 | $43.00 |
| 100+ | $0.76 | $76.00 |
| N+ | $0.15 | Price Inquiry |
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| Product attributes | Property Value |
| Manufacturer | Microchip Technology |
| Product Series | AVR® ATtiny |
| 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 | 18 |
| Program Memory Size | 2KB (1K x 16) |
| Program Memory Type | FLASH |
| EEPROM Size | 128 x 8 |
| RAM Size | 128 x 8 |
| Voltage - Supply (Vcc/Vdd) | 1.8V ~ 5.5V |
| Data Converters | - |
| Oscillator Type | Internal |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Grade | - |
| Qualification AEC | - |
| Mounting Type | Surface Mount |
| Supplier Device Package | 20-QFN-EP (4x4) |
| Package / Case | 20-WFQFN Exposed Pad |
| ROHS |
The ATTINY2313A-MUR is an 8-bit AVR MCU from Microchip with a 20MHz core, 2KB flash, and 128B RAM. It operates from 1.8V to 5.5V and includes brown-out reset, POR, PWM, and WDT. The 20-WFQFN package is ideal for compact embedded control.
- PWM capability: Enables smooth motor and lighting control without external DAC.
- Wide voltage range: Flexible for 3.3V or 5V logic systems.
- Small 20-QFN package: Reduces PCB area for miniaturized products.
- Reliable reset circuitry: Ensures stable operation in noisy environments.
Motor Speed Controller
Use PWM output and 20MHz AVR core to regulate small DC motor speed in toys or fans.
Protocol Converter
With 2KB flash, implement UART-to-SPI bridging for legacy sensor interfaces.
Lighting Dimmer
Generate phase-controlled PWM for LED dimming in architectural lighting systems.
Security Keypad
Scan matrix keypads and drive indicator LEDs with low-power sleep modes for battery operation.
Data Logger
Record temperature or humidity readings to external EEPROM with WDT for long-term field reliability.
Robotics Controller
Control servo motors and read encoders in hobby robots with 128B RAM for state management.
- Q: What is the program memory size?
- A: 2KB.
- Q: What is the maximum speed?
- A: 20MHz.
- Q: Does it support PWM?
- A: Yes, PWM is included.
- Q: What is the package type?
- A: 20-WFQFN.
- Q: What is the program memory size?
- A: 2KB.
- Q: What is the maximum speed?
- A: 20MHz.
- Q: Does it support PWM?
- A: Yes, PWM is included.
- Q: What is the package type?
- A: 20-WFQFN.

ATTINY2313A-MUR.pdf