Microchip Technology ATTINY44A-SSUR
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $0.98 | $0.98 |
| 15+ | $0.95 | $14.25 |
| 25+ | $0.93 | $23.25 |
| 50+ | $0.88 | $44.00 |
| 100+ | $0.77 | $77.00 |
| 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 | USI |
| Peripherals | Brown-out Detect/Reset, POR, PWM, Temp Sensor, WDT |
| Number of I/O | 12 |
| Program Memory Size | 4KB (2K x 16) |
| Program Memory Type | FLASH |
| EEPROM Size | 256 x 8 |
| RAM Size | 256 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 | 14-SOIC |
| Package / Case | 14-SOIC (0.154", 3.90mm Width) |
| ROHS |
The Microchip ATTINY44A-SSUR is a versatile 8-bit AVR microcontroller in a 14-SOIC package. It offers 4KB of flash memory and 256 bytes of SRAM, running at up to 20MHz. With a supply voltage range of 1.8V to 5.5V and an operating temperature of -40°C to 85°C, it integrates a temperature sensor, PWM, and robust reset features for a wide range of embedded applications.
- Cost-Effective Solution: Provides essential features at a low price point for volume production.
- Low Power Consumption: Optimized for battery-powered devices with multiple sleep modes.
- Flexible Peripherals: Includes PWM, ADC, and temperature sensor for diverse applications.
- Standard Package: 14-SOIC is easy to solder and widely available.
Consumer Electronics Remote Controls
Its low power and 4KB flash are ideal for implementing IR remote control protocols in TVs or audio systems.
Home Automation Sensors
Use it to read temperature and humidity sensors and send data over I2C or SPI to a central hub.
Battery-Powered Toys
The 1.8V operation and PWM support enable motor and light control in interactive toys.
Simple Keypad Interfaces
Scan matrix keypads and debounce inputs with its GPIO and timers, reducing external logic.
LED Dimming Modules
Generate PWM signals for LED drivers, enabling smooth dimming in architectural lighting.
Educational Kits
Its ease of use and standard SOIC package make it suitable for microcontroller learning platforms.
- Q: What is the difference between ATTINY44A-SSNR and ATTINY44A-SSUR?
- A: The SSUR variant has a standard temperature range of -40°C to 85°C, while SSNR is extended to 105°C.
- Q: What is the package type?
- A: It comes in a 14-pin SOIC package.
- Q: How much flash memory does it have?
- A: It has 4KB of flash memory.
- Q: Does it support PWM?
- A: Yes, it includes PWM channels.
- Q: What is the supply voltage?
- A: It operates from 1.8V to 5.5V.
- Q: What is the difference between ATTINY44A-SSNR and ATTINY44A-SSUR?
- A: The SSUR variant has a standard temperature range of -40°C to 85°C, while SSNR is extended to 105°C.
- Q: What is the package type?
- A: It comes in a 14-pin SOIC package.
- Q: How much flash memory does it have?
- A: It has 4KB of flash memory.
- Q: Does it support PWM?
- A: Yes, it includes PWM channels.
- Q: What is the supply voltage?
- A: It operates from 1.8V to 5.5V.

ATTINY44A-SSUR.pdf