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ATTINY45-20PU
+Lista de MateriaisIC MCU 8BIT 4KB FLASH 8DIP
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FabricanteTecnologia Microchip
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Peça do Fabricante #ATTINY45-20PU
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Ficha Técnica ATTINY45-20PU DataSheet
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Especificações
| Atributo | Valor |
| Series | AVR® ATtiny, Functional Safety (FuSa) |
| Part Status | Active |
| DigiKey Programmable | Verified |
| 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 | 4KB (2K x 16) |
| Program Memory Type | FLASH |
| EEPROM Size | 256 x 8 |
| RAM Size | 256 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) |
| Mounting Type | Through Hole |
| Supplier Device Package | 8-PDIP |
| Package / Case | 8-DIP (0.300", 7.62mm) |
| Base Product Number | ATTINY45 |
Visão Geral
Description
The microcontroller offers versatile peripheral support, such as an 8-bit timer/counter, 10-bit ADC (Analog-to-Digital Converter), and USI (Universal Serial Interface) for SPI or I2C communication. With a wide operating voltage range of 2.7V to 5.5V, it’s flexible for various power environments. Power-saving modes, such as Power-down and Idle, help optimize energy consumption.
Programming the ATTINY45-20PU can be done using AVR programming tools or the Arduino IDE with appropriate libraries. Its small size, low power requirements, and adequate processing capabilities make it suitable for embedded systems, sensor applications, and DIY electronics projects.
Equivalent
Features
1. Memory: 4KB of Flash memory, 256 bytes of EEPROM, and 256 bytes of SRAM.
2. I/O Pins: 6 general-purpose I/O pins.
3. Timers/Counters: Two 8-bit timers and one 16-bit timer.
4. Peripherals: Includes a Universal Serial Interface (USI) for communication, allowing for SPI, I2C, and USART functions.
5. Analog Features: An 8-bit Analog-to-Digital Converter (ADC) with up to four input channels.
6. Power: Operates from 1.8V to 5.5V, with various power-saving modes.
7. Operating Conditions: The "-20PU" variant indicates it can operate at temperatures ranging from -40°C to 85°C, suitable for industrial applications.
This compact microcontroller is ideal for small, low-power applications requiring basic data processing and control tasks.
Pinout
1. Pin 1 (RESET): Reset input. Can be used as a regular I/O pin (PC6) if the reset function is disabled.
2. Pin 2 (PB3/CLKI): I/O pin, can be used as a clock input.
3. Pin 3 (PB4): I/O pin, supports various functions like T0 (Timer/Counter0 external counter input) and ADC input.
4. Pin 4 (GND): Ground.
5. Pin 5 (PB0): I/O pin, supports functions like MOSI (Master Out Slave In for SPI) and AIN0 (analog comparator input).
6. Pin 6 (PB1): I/O pin, supports functions like MISO (Master In Slave Out for SPI) and AIN1.
7. Pin 7 (PB2): I/O pin, supports functions like SCK (Serial Clock for SPI) and ADC input.
8. Pin 8 (VCC): Power supply.
The ATTINY45 features 4 KB of flash memory, 256 bytes of EEPROM, and 256 bytes of SRAM, making it suitable for small, low-power applications.