Microchip Technology ATTINY461A-SUR
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $1.42 | $1.42 |
| 15+ | $1.37 | $20.55 |
| 25+ | $1.34 | $33.50 |
| 50+ | $1.27 | $63.50 |
| 100+ | $1.12 | $112.00 |
| N+ | $0.22 | 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 | 16 |
| 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 11x10b |
| 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 ATTINY461A-SUR from Microchip Technology is a versatile AVR 8-bit MCU with 4KB flash and 256B RAM. It operates from 1.8V to 5.5V at 20MHz. The 20-SOIC package includes PWM, brown-out reset, watchdog timer, and an internal temperature sensor for diverse embedded applications.
- Integrated temperature sensor reduces BOM cost
- 20-pin SOIC provides balanced I/O and footprint
- 1.8V low-voltage operation for battery designs
- 20MHz speed for real-time processing
Temperature Monitoring
Built-in temp sensor eliminates external thermistor in HVAC controllers.
Analog Signal Processing
20-SOIC with multiple ADC channels handles audio or vibration analysis.
Battery Management
1.8V operation supports single-cell Li-ion monitoring.
Industrial Automation
PWM and WDT ensure reliable actuator control in PLCs.
Medical Wearables
Low power and temp sensing suit body temperature patches.
Smart Agriculture
Soil moisture sensors with PWM irrigation control.
- Q: What is the supply voltage?
- A: 1.8V to 5.5V.
- Q: What is the max speed?
- A: 20MHz.
- Q: What package?
- A: 20-SOIC.
- Q: Does it have a temperature sensor?
- A: Yes, internal temp sensor.
- Q: Operating temperature?
- A: -40°C to 85°C.
- Q: What is the supply voltage?
- A: 1.8V to 5.5V.
- Q: What is the max speed?
- A: 20MHz.
- Q: What package?
- A: 20-SOIC.
- Q: Does it have a temperature sensor?
- A: Yes, internal temp sensor.
- Q: Operating temperature?
- A: -40°C to 85°C.

ATTINY461A-SUR.pdf