Microchip Technology ATTINY85-20MUR
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $1.27 | $1.27 |
| 15+ | $1.23 | $18.45 |
| 25+ | $1.21 | $30.25 |
| 50+ | $1.14 | $57.00 |
| 100+ | $1.01 | $101.00 |
| N+ | $0.20 | Price Inquiry |
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| Product attributes | Property Value |
| Manufacturer | Microchip Technology |
| Product Series | AVR® ATtiny, Functional Safety (FuSa) |
| 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, WDT |
| Number of I/O | 6 |
| Program Memory Size | 8KB (4K x 16) |
| Program Memory Type | FLASH |
| EEPROM Size | 512 x 8 |
| RAM Size | 512 x 8 |
| Voltage - Supply (Vcc/Vdd) | 2.7V ~ 5.5V |
| Data Converters | A/D 4x10b |
| Oscillator Type | Internal |
| Operating Temperature | -40°C ~ 85°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 ATTINY85-20MUR is a versatile 8-bit AVR MCU with a 20MHz core. It offers 8KB flash and 512B RAM in a compact 20-WFQFN package. With a 2.7V-5.5V supply range and robust safety features, it is a popular choice for hobbyist and commercial projects.
- High-speed 20MHz operation: Provides quick response for time-sensitive tasks.
- 8KB flash memory: Enough for moderate-complexity applications.
- Compact WFQFN package: Ideal for space-limited designs.
- Integrated safety features: Brown-out Reset and WDT improve reliability.
LED Strip Controllers
20MHz speed and PWM channels allow smooth animations for addressable LED strips.
Small Drone Flight Controllers
Fast processing and 8KB flash handle basic stabilization algorithms.
Portable Game Devices
Low power consumption and small QFN package fit into handheld gaming hardware.
Smart Battery Monitors
With 2.7V minimum, it can monitor Li-ion cells and report status via I/O.
Analog Signal Generators
PWM outputs can be filtered to create simple analog waveforms for testing.
Security Alarm Sensors
WDT ensures the system recovers from faults, maintaining alarm integrity.
- Q: What is the maximum speed of the ATTINY85-20MUR?
- A: It operates at up to 20MHz, offering fast execution for its class.
- Q: What is the flash memory size?
- A: It has 8KB of flash, organized as 4K x 16 bits.
- Q: What is the supply voltage range?
- A: It requires 2.7V to 5.5V, suitable for 3.3V and 5V systems.
- Q: Does it have a watchdog timer?
- A: Yes, it includes WDT, Brown-out Reset, and Power-on Reset.
- Q: What is the maximum speed of the ATTINY85-20MUR?
- A: It operates at up to 20MHz, offering fast execution for its class.
- Q: What is the flash memory size?
- A: It has 8KB of flash, organized as 4K x 16 bits.
- Q: What is the supply voltage range?
- A: It requires 2.7V to 5.5V, suitable for 3.3V and 5V systems.
- Q: Does it have a watchdog timer?
- A: Yes, it includes WDT, Brown-out Reset, and Power-on Reset.

ATTINY85-20MUR.pdf