Microchip Technology ATTINY2313A-SU
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $1.36 | $1.36 |
| 15+ | $1.32 | $19.80 |
| 25+ | $1.29 | $32.25 |
| 50+ | $1.22 | $61.00 |
| 100+ | $1.07 | $107.00 |
| N+ | $0.21 | Price Inquiry |
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| Product attributes | Property Value |
| Manufacturer | Microchip Technology |
| Product Series | AVR® ATtiny |
| Packaging | Tube | |
| 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-SOIC |
| Package / Case | 20-SOIC (0.295", 7.50mm Width) |
| ROHS |
The Microchip ATTINY2313A-SU is a compact 8-bit AVR MCU running at 20MHz. It provides 2KB flash and 128 bytes RAM in a 20-SOIC package. Operating from 1.8V to 5.5V, it includes PWM, brown-out detection, and watchdog timer for cost-effective control in simple applications.
- Low voltage operation (1.8V): Extends battery life in portable devices.
- Small 20-SOIC package: Easy to solder and prototype.
- 20MHz AVR core: Fast enough for real-time control tasks.
- Integrated PWM and WDT: Reduces external component count.
Simple Embedded Controllers
With 2KB flash and 20MHz speed, it can handle basic logic control in vending machines or ticket dispensers.
Battery-Powered Remote Controls
The 1.8V minimum voltage allows direct operation from two AA batteries, with sleep modes for long standby.
LED Lighting Effects
Its PWM outputs can create color fading and blinking patterns in decorative lighting without external hardware.
Sensor Signal Conditioning
It can read analog sensors and output digital signals for simple threshold-based alarms in home security.
Educational Prototyping
The SOIC package is breadboard-friendly, making it ideal for teaching embedded programming fundamentals.
Small Motor Control
It can drive small DC motors in toys or fans with PWM speed control and direction logic.
- Q: What is the operating voltage?
- A: It operates from 1.8V to 5.5V, making it flexible for low-power designs.
- Q: What is the core architecture?
- A: It uses the AVR 8-bit RISC core at up to 20MHz.
- Q: How much flash memory does it have?
- A: It has 2KB of flash (1K x 16 words).
- Q: What package is this?
- A: It comes in a 20-SOIC (7.5mm width) package.
- Q: Does it include PWM?
- A: Yes, it has PWM channels for simple motor or LED control.
- Q: What is the operating voltage?
- A: It operates from 1.8V to 5.5V, making it flexible for low-power designs.
- Q: What is the core architecture?
- A: It uses the AVR 8-bit RISC core at up to 20MHz.
- Q: How much flash memory does it have?
- A: It has 2KB of flash (1K x 16 words).
- Q: What package is this?
- A: It comes in a 20-SOIC (7.5mm width) package.
- Q: Does it include PWM?
- A: Yes, it has PWM channels for simple motor or LED control.

ATTINY2313A-SU.pdf