Microchip Technology ATTINY24A-MFR
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $1.26 | $1.26 |
| 15+ | $1.22 | $18.30 |
| 25+ | $1.20 | $30.00 |
| 50+ | $1.13 | $56.50 |
| 100+ | $1.00 | $100.00 |
| N+ | $0.20 | Price Inquiry |
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| Product attributes | Property Value |
| Manufacturer | Microchip Technology |
| Product Series | AVR® ATtiny |
| Packaging | Cut Tape (CT) | NULL |
| 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 | 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 | A/D 8x10b |
| Oscillator Type | Internal |
| Operating Temperature | -40°C ~ 125°C (TA) |
| Grade | - |
| Qualification AEC | - |
| Mounting Type | Surface Mount |
| Supplier Device Package | 20-QFN-EP (4x4) |
| Package / Case | 20-WFQFN Exposed Pad |
| ROHS |
The Microchip ATTINY24A-MFR is an 8-bit AVR MCU running at 20MHz, housed in a 20-WFQFN package. It offers 2KB flash and 128 bytes RAM, with a supply range of 1.8V to 5.5V. Features include brown-out detection, POR, PWM, temperature sensor, and WDT for versatile low-power applications.
- Ultra-low voltage operation (1.8V) – extends battery life in portable devices.
- 20MHz speed – faster processing for time-critical tasks.
- Integrated temperature sensor – saves cost and PCB space.
- 20-WFQFN package – minimal footprint for space-constrained designs.
Wearable Devices
1.8V operation and small WFQFN package enable ultra-compact, low-power designs.
Temperature Monitoring
Built-in temp sensor reduces external components for environmental sensing.
Portable Instruments
20MHz speed and low voltage support handheld meters and probes.
IoT End Nodes
Low power consumption and 5.5V tolerance allow flexible battery configurations.
Security Systems
WDT and brown-out detection ensure reliable operation in alarm panels.
Medical Patches
Small size and low power make it suitable for disposable health monitors.
- Q: What is the supply voltage range?
- A: It operates from 1.8V to 5.5V.
- Q: What is the maximum speed?
- A: The AVR core runs at 20MHz.
- Q: How much flash memory is included?
- A: It has 2KB flash (1K x 16).
- Q: What package is available?
- A: It comes in a 20-WFQFN exposed pad package.
- Q: Does it have a temperature sensor?
- A: Yes, it includes an internal temperature sensor.
- Q: What is the supply voltage range?
- A: It operates from 1.8V to 5.5V.
- Q: What is the maximum speed?
- A: The AVR core runs at 20MHz.
- Q: How much flash memory is included?
- A: It has 2KB flash (1K x 16).
- Q: What package is available?
- A: It comes in a 20-WFQFN exposed pad package.
- Q: Does it have a temperature sensor?
- A: Yes, it includes an internal temperature sensor.

ATTINY24A-MFR.pdf