ATTINY1634R-SU
8-bit AVR microcontrollers with 16KB flash, 1KB RAM, 20-pin SOIC
Manufacturer： ['microchip', 'atmel']
series introduction
# Introduction to the ATTINY1634R - SU Product Series
## 1. Overview
The ATTINY1634R - SU is a remarkable member of the ATTINY microcontroller product series developed by Microchip Technology. This series of microcontrollers is designed to offer high - performance, low - power solutions for a wide range of embedded applications. The ATTINY1634R - SU, in particular, combines advanced features with a compact form factor, making it an ideal choice for projects where space and power consumption are critical factors.
## 2. Key Features
### 2.1 Processing Power
- **8 - bit AVR® Core**: The ATTINY1634R - SU is built around an 8 - bit AVR® RISC - based core. This architecture provides a high - level of code efficiency, allowing developers to write compact and fast - executing programs. With a large number of general - purpose working registers, the core can perform complex arithmetic and logical operations quickly, enabling efficient processing of data in real - time applications.
- **High - Speed Operation**: It can operate at clock frequencies up to 20 MHz, which means it can handle tasks such as sensor data acquisition, control algorithms, and communication protocols with ease. The high - speed operation ensures that the microcontroller can respond promptly to external events and perform calculations in a timely manner.
### 2.2 Memory
- **Flash Memory**: The device comes with 16 KB of in - system self - programmable Flash memory. This non - volatile memory is used to store the program code, allowing the microcontroller to retain its functionality even when the power is turned off. The self - programmable feature enables easy firmware updates, which is crucial for product development and maintenance.
- **SRAM**: There is 1 KB of SRAM available for data storage during program execution. This memory is used to store variables, buffers, and intermediate results, providing sufficient space for most applications. The SRAM allows for fast data access, which is essential for efficient program operation.
- **EEPROM**: A 512 - byte EEPROM is also included. EEPROM is non - volatile memory that can be used to store critical data such as calibration values, configuration settings, and user - specific information. It can be written and erased multiple times, making it suitable for long - term data storage.
### 2.3 Peripherals
#### 2.3.1 Input/Output (I/O)
- **Multiple I/O Pins**: The ATTINY1634R - SU has a total of 20 general - purpose I/O pins. These pins can be configured as either input or output, allowing for easy interfacing with external devices such as sensors, actuators, displays, and communication modules. The I/O pins support various functions, including digital input/output, analog input, and external interrupts.
- **Pull - up Resistors**: Each I/O pin can be individually configured with an internal pull - up resistor. This feature is useful when connecting external devices that require a high - impedance input, as it helps to prevent floating inputs and ensures stable operation.
#### 2.3.2 Analog - to - Digital Converter (ADC)
- **10 - bit ADC**: The microcontroller is equipped with a 10 - bit ADC, which can convert analog signals from external sensors into digital values. With a resolution of 10 bits, the ADC can provide accurate measurements of analog signals, making it suitable for applications such as temperature sensing, light sensing, and voltage monitoring.
- **Multiple Input Channels**: It has up to 8 analog input channels, allowing for the simultaneous measurement of multiple analog signals. This feature is useful in applications where multiple sensors need to be monitored, such as environmental monitoring systems.
Images for reference
20-SOIC 0.295
20-SOIC 0.295
20-SOIC