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ATTINY44A-MU
+BOMIC MCU 8BIT 4KB FLASH 20QFN
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Nhà sản xuấtCông nghệ Microchip
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Ông. Phần #ATTINY44A-MU
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Bảng dữ liệu ATTINY44A-MU DataSheet
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Thông số kỹ thuật
| thuộc tính | Giá trị |
| Series | AVR® ATtiny |
| Part Status | Active |
| Base Product Number | ATTINY44 |
| DigiKey Programmable | Verified |
| Core Processor | AVR |
| Core Size | 8-Bit |
| Speed | 20MHz |
| Connectivity | USI |
| Peripherals | Brown-out Detect/Reset, POR, PWM, Temp Sensor, WDT |
| Number of I/O | 12 |
| 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 8x10b |
| Oscillator Type | Internal |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Mounting Type | Surface Mount |
| Supplier Device Package | 20-QFN-EP (4x4) |
| Package | 20-WFQFN Exposed Pad |
| Packaging | Tray |
Tổng quan
Description
Key specifications include 4KB of in-system programmable flash memory, 256 bytes of EEPROM, and 256 bytes of SRAM. It operates at a voltage range of 1.8V to 5.5V, suiting various battery-operated devices. The ATTINY44A-MU supports a maximum clock frequency of 20MHz and includes 12 general-purpose I/O lines, which provide flexibility for numerous applications.
It includes various peripherals, such as an Analog-to-Digital Converter (ADC), timers/counters, and Universal Serial Interface (USI), which can be used for SPI or TWI communication. Built-in features like a watchdog timer and power-on reset enhance its reliability. The ATTINY44A-MU is a cost-effective solution for implementing control-oriented tasks in embedded systems.
Equivalent
Features
1. Core and Performance: It operates on an AVR CPU core, offering up to 20 MHz clock speed, facilitating fast and efficient processing.
2. Memory: The microcontroller has 4KB of Flash memory, 256 bytes of EEPROM, and 256 bytes of SRAM, supporting code storage and data retention.
3. Pin and Package: It comes in a 14-pin MU package, which is a compact form factor suitable for space-constrained applications.
4. I/O and Interfaces: It includes 12 general-purpose I/O pins, offering flexibility for interfacing with external devices.
5. Peripherals: The ATTINY44A-MU features built-in peripherals like 10-bit ADC, timers/counters, a USI (Universal Serial Interface), and a Watchdog Timer for enhanced functionality.
6. Power Efficiency: It supports various sleep modes and has an operating voltage range of 1.8V to 5.5V, optimizing power consumption for battery-powered applications.
7. Temperature Range: It operates in a temperature range suitable for industrial applications.
These features make it ideal for embedded control systems, consumer electronics, and industrial applications.
Pinout
1. Pin Count: 14 pins.
2. Pin Functions:
- VCC: Power supply voltage.
- GND: Ground.
- Port A (PA0-PA7): General-purpose I/O pins, which can be configured for various functions such as analog input, digital I/O, or peripheral interfaces.
- RESET: External reset input.
- XTAL1/XTAL2: Input/output for the inverting oscillator amplifier.
- AREF: Reference voltage for ADC.
- AVCC: Analog power supply voltage, used for ADC operation.
- ADC: Built-in Analog-to-Digital Converter.
- PWM: Supports Pulse Width Modulation.
- USART/SPI: Supports Universal Synchronous/Asynchronous Receiver/Transmitter and Serial Peripheral Interface.
Each pin can serve multiple functions, depending on the configuration set in the software. This versatility makes the ATTINY44A-MU suitable for various applications.