Microchip Technology ATTINY828R-AUR
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $1.51 | $1.51 |
| 15+ | $1.46 | $21.90 |
| 25+ | $1.43 | $35.75 |
| 50+ | $1.35 | $67.50 |
| 100+ | $1.19 | $119.00 |
| N+ | $0.24 | 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 | I2C, SPI, UART/USART |
| Peripherals | Brown-out Detect/Reset, POR, PWM, WDT |
| Number of I/O | 28 |
| Program Memory Size | 8KB (8K x 8) |
| Program Memory Type | FLASH |
| EEPROM Size | 256 x 8 |
| RAM Size | 512 x 8 |
| Voltage - Supply (Vcc/Vdd) | 1.7V ~ 5.5V |
| Data Converters | A/D 28x10b |
| Oscillator Type | Internal |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Grade | - |
| Qualification AEC | - |
| Mounting Type | Surface Mount |
| Supplier Device Package | 32-TQFP (7x7) |
| Package / Case | 32-TQFP |
The ATTINY828R-AUR is an 8-bit AVR microcontroller from Microchip, featuring 8KB Flash and 512B RAM in a 32-TQFP package. It operates from 1.7V to 5.5V at up to 20MHz, with integrated PWM, watchdog, and brown-out detection. This device is engineered for low-power, space-constrained embedded systems.
- Low-voltage operation (1.7V) – extends battery life in portable devices.
- Rich peripheral set – PWM, WDT, and analog comparator reduce external parts.
- Small TQFP-32 – ideal for miniaturized PCB layouts.
- Industrial temperature range – reliable in harsh environments.
Wearable Electronics
The 1.7V operation and small TQFP package enable compact, low-power fitness trackers.
HVAC Controllers
PWM outputs and wide temperature range support fan speed and damper control.
Security Systems
With 8KB Flash, it can handle sensor inputs and alarm logic in intrusion detection panels.
Data Loggers
Low power consumption allows long-term environmental monitoring with external sensors.
Automotive Interior Lighting
PWM dimming and 20MHz speed enable ambient light control in vehicles.
Portable Instruments
Small footprint and low voltage make it suitable for handheld multimeters and calibrators.
- Q: How does ATTINY828R-AUR differ from ATTINY828-AUR?
- A: The 'R' suffix indicates a different ordering code, but electrical specifications are identical.
- Q: What is the operating voltage?
- A: It operates from 1.7V to 5.5V, supporting low-voltage battery applications.
- Q: What is the package type?
- A: It is available in a 32-TQFP package with a 7x7mm body size.
- Q: Does it support PWM?
- A: Yes, it includes multiple PWM channels for motor and lighting control.
- Q: What is the temperature range?
- A: It is rated for -40°C to 85°C ambient temperature.
- Q: How does ATTINY828R-AUR differ from ATTINY828-AUR?
- A: The 'R' suffix indicates a different ordering code, but electrical specifications are identical.
- Q: What is the operating voltage?
- A: It operates from 1.7V to 5.5V, supporting low-voltage battery applications.
- Q: What is the package type?
- A: It is available in a 32-TQFP package with a 7x7mm body size.
- Q: Does it support PWM?
- A: Yes, it includes multiple PWM channels for motor and lighting control.
- Q: What is the temperature range?
- A: It is rated for -40°C to 85°C ambient temperature.

ATTINY828R-AUR.pdf