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ATTINY85-20MU
+StücklisteIC MCU 8BIT 8KB FLASH 20QFN
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HerstellerMikrochip-Technologie
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Herstellerteil #ATTINY85-20MU
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Datenblatt ATTINY85-20MU DataSheet
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Paket WQFN-20
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Spezifikationen
| Attribut | Wert |
| Package | Tray |
| Series | AVR® ATtiny, Functional Safety (FuSa) |
| ProductStatus | Active |
| CoreProcessor | AVR |
| CoreSize | 8-Bit |
| Speed | 20MHz |
| Connectivity | USI |
| Peripherals | Brown-out Detect/Reset, POR, PWM, WDT |
| NumberofI/O | 6 |
| ProgramMemorySize | 8KB (4K x 16) |
| ProgramMemoryType | FLASH |
| EEPROMSize | 512 x 8 |
| RAMSize | 512 x 8 |
| Voltage-Supply(Vcc/Vdd) | 2.7V ~ 5.5V |
| DataConverters | A/D 4x10b |
| OscillatorType | Internal |
| OperatingTemperature | -40°C ~ 85°C (TA) |
| MountingType | Surface Mount |
| Package/Case | 20-WFQFN Exposed Pad |
Übersicht
Description
Operating at a maximum frequency of 20 MHz, the ATTINY85-20MU supports a range of clock sources, including an internal oscillator. It includes six I/O pins with multi-functional capabilities such as PWM, ADC, and serial communication, providing flexibility for interfacing with sensors and peripherals.
The microcontroller operates on a voltage range from 2.7V to 5.5V, ideal for battery-powered devices. Its low power consumption makes it suitable for energy-efficient designs. The compact 8-pin VQFN package allows for space-saving in design layouts.
Popular in hobbyist and professional projects, the ATTINY85-20MU is often used in small robotics, automation systems, and wearable technology due to its balance of power, size, and functionality.
Equivalent
1. Microchip ATtiny85V: Offers similar features with a slightly different voltage range.
2. Microchip ATtiny45: A lower memory variant with similar specifications.
3. Microchip ATtiny25: Even lower memory but comparable for simpler applications.
4. Nuvoton MS51FB9AE: An alternative with enhanced features like more IOs.
5. STMicroelectronics STM8S003F3: Offers similar 8-bit performance with different peripherals.
Always verify specific features needed for your application.
Features
1. Core: 8-bit AVR RISC architecture.
2. Speed: Operates at up to 20 MHz.
3. Flash Memory: 8 KB In-System Programmable.
4. SRAM: 512 Bytes.
5. EEPROM: 512 Bytes.
6. I/O Pins: 6 general-purpose I/O pins.
7. Operating Voltage: 2.7V to 5.5V.
8. Low Power: Offers power-saving modes for efficiency.
9. Peripherals:
- 8-bit Timer/Counter.
- 10-bit ADC with six channels.
- Universal Serial Interface (USI) for SPI, I2C, and UART.
10. Package: Comes in a small, space-saving 8-pin VQFN (3x3 mm) package.
11. Applications: Suitable for compact applications like sensor nodes, remote controls, and small gadgets.
The ATTINY85-20MU is known for its balance of power, size, and functionality, making it a popular choice for developers needing an efficient and reliable microcontroller for various embedded applications.
Pinout
Here's a brief overview of its pin functions:
1. VCC: Supply voltage pin.
2. GND: Ground pin.
3. PB0 (RESET/dW): I/O pin with an alternative function as a Reset pin or used for debugging via the debugWIRE interface.
4. PB1: General purpose I/O pin, can be used for PWM, ADC, or as an external interrupt source.
5. PB2: General purpose I/O pin, supports PWM, ADC, and can serve as an external interrupt.
6. PB3: General purpose I/O pin with PWM and ADC capabilities.
7. PB4: General purpose I/O pin with PWM, ADC, and the possibility to act as an external interrupt.
8. PB5: General purpose I/O pin, which can also function as an ADC input.
The ATtiny85-20MU supports various interfaces and functionalities, including ADC, PWM, and other peripheral interfaces, making it versatile for compact designs.
Manufacturer
Application
1. IoT Devices: Its compact size and low power consumption are perfect for IoT sensors and nodes.
2. Wearable Technology: Suitable for fitness trackers and wearable health monitors.
3. Consumer Electronics: Used in remote controls, toys, and small gadgets.
4. Home Automation: Powers smart switches, alarms, and lighting systems.
5. Prototyping and DIY Projects: Popular in maker communities for custom electronics projects.
6. Automotive Applications: Suitable for non-critical systems like interior lighting controls.
Its versatility and efficiency make it a great choice for numerous compact, resource-efficient applications.