Atmel ATTINY28V-1PU
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $9.92 | $9.92 |
| 15+ | $2.28 | $34.20 |
| 25+ | $2.23 | $55.75 |
| 50+ | $2.11 | $105.50 |
| 100+ | $1.86 | $186.00 |
| N+ | $0.37 | Price Inquiry |
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| Product attributes | Property Value |
| Manufacturer | Atmel |
| Product Series | AVR® ATtiny |
| Packaging | Bulk | |
| Core Processor | AVR |
| Core Size | 8-Bit |
| Speed | 1.2MHz |
| Connectivity | - |
| Peripherals | POR, WDT |
| Number of I/O | 11 |
| Program Memory Size | 2KB (1K x 16) |
| Program Memory Type | FLASH |
| EEPROM Size | - |
| RAM Size | - |
| Voltage - Supply (Vcc/Vdd) | 1.8V ~ 5.5V |
| Data Converters | - |
| Oscillator Type | Internal |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Grade | - |
| Qualification AEC | - |
| Mounting Type | Through Hole |
| Supplier Device Package | 28-PDIP |
| Package / Case | 28-DIP (0.300", 7.62mm) |
| ROHS |
The ATTINY28V-1PU is an 8-bit AVR microcontroller from Atmel, designed for ultra-low-power operation at 1.2MHz. It features 2KB flash memory and operates from 1.8V to 5.5V. The 28-pin DIP package includes power-on reset and watchdog timer, making it suitable for simple battery-powered control applications where minimal power consumption is critical.
- Ultra-low power: 1.2MHz at 1.8V minimizes energy draw.
- Wide voltage: 1.8V-5.5V supports various battery chemistries.
- Simple DIP package: Easy for prototyping and small runs.
- Reliable reset: POR and WDT prevent startup failures.
Ultra-Low-Power Remote Controls
1.2MHz operation at 1.8V extends battery life in IR remote transmitters.
Simple Timer Circuits
WDT provides reliable wake-up intervals for appliance timers with minimal code.
Battery Monitors
Low clock speed reduces switching noise for accurate analog voltage sensing.
Legacy System Replacements
DIP-28 package matches older 8-bit MCU footprints for drop-in upgrades.
Sensor Threshold Detectors
POR and WDT ensure safe startup in smoke detector or tilt switch applications.
Educational Low-Power Labs
Through-hole package and simple architecture teach power-aware programming.
- Q: What is the maximum speed of ATTINY28V-1PU?
- A: It operates at 1.2MHz, optimized for low-power applications.
- Q: What is the supply voltage range?
- A: It runs from 1.8V to 5.5V, supporting battery-powered designs.
- Q: How much program memory does it have?
- A: It includes 2KB of flash (1K x 16) for small control routines.
- Q: What package is this?
- A: It comes in a 28-pin DIP (0.300 inch) package.
- Q: What is the maximum speed of ATTINY28V-1PU?
- A: It operates at 1.2MHz, optimized for low-power applications.
- Q: What is the supply voltage range?
- A: It runs from 1.8V to 5.5V, supporting battery-powered designs.
- Q: How much program memory does it have?
- A: It includes 2KB of flash (1K x 16) for small control routines.
- Q: What package is this?
- A: It comes in a 28-pin DIP (0.300 inch) package.

ATTINY28V-1PU.pdf