Microchip Technology ATTINY45V-10PU
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $2.01 | $2.01 |
| 15+ | $1.95 | $29.25 |
| 25+ | $1.91 | $47.75 |
| 50+ | $1.80 | $90.00 |
| 100+ | $1.59 | $159.00 |
| N+ | $0.32 | Price Inquiry |
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| Product attributes | Property Value |
| Manufacturer | Microchip Technology |
| Product Series | AVR® ATtiny, Functional Safety (FuSa) |
| Packaging | Tube | |
| Core Processor | AVR |
| Core Size | 8-Bit |
| Speed | 10MHz |
| Connectivity | USI |
| Peripherals | Brown-out Detect/Reset, POR, PWM, WDT |
| Number of I/O | 6 |
| 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 4x10b |
| Oscillator Type | Internal |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Grade | - |
| Qualification AEC | - |
| Mounting Type | Through Hole |
| Supplier Device Package | 8-PDIP |
| Package / Case | 8-DIP (0.300", 7.62mm) |
| ROHS |
The ATTINY45V-10PU is an 8-bit AVR microcontroller from Microchip in a compact 8-pin DIP package. It operates from 1.8V to 5.5V and runs at up to 10MHz, offering 4KB of Flash and 256 bytes of RAM. Integrated features include Brown-out Reset, Power-on Reset, PWM, and a Watchdog Timer. Its small footprint and low-voltage capability make it ideal for simple embedded control in toys, sensors, and battery-powered devices.
- 1.8V operation: Allows direct use with single-cell batteries, eliminating boost converters.
- 8-pin DIP package: Easy to prototype on breadboards and suitable for small production runs.
- 4KB Flash: Sufficient for compact control algorithms and bootloaders.
- Integrated PWM and WDT: Reduces external component count and improves system reliability.
Miniature LED Lighting Effects
The 8-pin DIP package and PWM channels allow direct control of RGB LEDs for decorative lighting, with the 1.8V minimum enabling single-cell battery operation.
Small Sensor Triggers
With 256 bytes of RAM, it can handle simple threshold detection from photodiodes or thermistors, triggering alarms or relays.
Toy and Hobby Controllers
The through-hole package is breadboard-friendly, making it ideal for educational robotics and hobby projects requiring 4KB of code space.
Battery Management for Single Cells
Operating down to 1.8V, it can monitor a Li-ion cell's voltage and control a charge/discharge FET, with the WDT preventing lockups.
Analog Signal Conditioning
Its internal ADC (not listed but typical for AVR) can sample slow analog signals, while the 10MHz speed handles basic filtering algorithms.
Remote Keyless Entry Receivers
The low-power sleep modes and fast wake-up make it suitable for decoding RF signals in car key fobs, with the -40°C to 85°C range covering automotive use.
- Q: What is the maximum speed of the ATTINY45V-10PU?
- A: It runs at up to 10MHz, optimized for low-voltage operation.
- Q: What is the supply voltage range?
- A: It operates from 1.8V to 5.5V, supporting both 2V and 5V logic systems.
- Q: How much program memory does it have?
- A: It has 4KB of Flash (2K x 16 words).
- Q: What package is this?
- A: It is an 8-pin DIP (0.300", 7.62mm) through-hole package.
- Q: Does it include PWM?
- A: Yes, it has two PWM channels for motor or LED control.
- Q: What is the maximum speed of the ATTINY45V-10PU?
- A: It runs at up to 10MHz, optimized for low-voltage operation.
- Q: What is the supply voltage range?
- A: It operates from 1.8V to 5.5V, supporting both 2V and 5V logic systems.
- Q: How much program memory does it have?
- A: It has 4KB of Flash (2K x 16 words).
- Q: What package is this?
- A: It is an 8-pin DIP (0.300", 7.62mm) through-hole package.
- Q: Does it include PWM?
- A: Yes, it has two PWM channels for motor or LED control.

ATTINY45V-10PU.pdf