Microchip Technology ATTINY20-SSU
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $0.68 | $0.68 |
| 15+ | $0.66 | $9.90 |
| 25+ | $0.65 | $16.25 |
| 50+ | $0.61 | $30.50 |
| 100+ | $0.54 | $54.00 |
| N+ | $0.11 | 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 | 12MHz |
| Connectivity | I2C, SPI |
| Peripherals | Brown-out Detect/Reset, POR, PWM, WDT |
| Number of I/O | 12 |
| Program Memory Size | 2KB (1K x 16) |
| Program Memory Type | FLASH |
| EEPROM Size | - |
| RAM Size | 128 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 ATTINY20-SSU is a low-power 8-bit AVR microcontroller in a 14-pin SOIC package. It operates at 12MHz with 2KB Flash and 128B RAM, from 1.8V to 5.5V. Integrated PWM, WDT, and reset functions make it a reliable choice for simple control and sensing applications.
- Low power consumption – extends battery life in portable devices.
- 1.8V to 5.5V operation – flexible power supply options.
- 12MHz speed – adequate for most control tasks with low energy draw.
- 2KB Flash – sufficient for small applications.
- 14-SOIC package – easy to solder and widely available.
Low-Power IoT Sensors
1.8V operation and 12MHz speed enable battery-powered environmental monitoring nodes.
Consumer Electronics Accessories
Small 14-SOIC package fits into keyboards, mice, and game controllers for input processing.
Automotive Interior Switches
With -40°C to 85°C rating, it handles window and mirror controls reliably.
Simple LED Displays
PWM outputs drive 7-segment displays and RGB LEDs in small appliances.
Battery Chargers
2KB Flash is enough for charge state machines and LED indication.
Security Systems
WDT ensures fail-safe operation in door sensors and alarm keypads.
- Q: What is the operating voltage range?
- A: It operates from 1.8V to 5.5V, suitable for low-power and standard logic.
- Q: What is the maximum speed?
- A: The ATTINY20-SSU runs at 12MHz, balancing power and performance.
- Q: How much Flash and RAM does it have?
- A: It has 2KB Flash (1K x 16) and 128 bytes of RAM.
- Q: What package is this?
- A: It comes in a 14-pin SOIC (0.154" width) package.
- Q: Does it include PWM and WDT?
- A: Yes, it includes PWM, WDT, Brown-out Reset, and Power-on Reset.
- Q: What is the operating voltage range?
- A: It operates from 1.8V to 5.5V, suitable for low-power and standard logic.
- Q: What is the maximum speed?
- A: The ATTINY20-SSU runs at 12MHz, balancing power and performance.
- Q: How much Flash and RAM does it have?
- A: It has 2KB Flash (1K x 16) and 128 bytes of RAM.
- Q: What package is this?
- A: It comes in a 14-pin SOIC (0.154" width) package.
- Q: Does it include PWM and WDT?
- A: Yes, it includes PWM, WDT, Brown-out Reset, and Power-on Reset.

ATTINY20-SSU.pdf