Microchip Technology

ATTINY44A-SSNR  

Microcontrollers

The ATTINY44A-SSNR is a low-power, 8-bit microcontroller (MCU) from Microchip Technology's TinyAVR series. This device is designed for a wide range of applications that require small form factors, low power consumption, and cost-effective solutions. Here's a detailed description, features, and applications of the ATTINY44A-SSNR:

Description:

The ATTINY44A-SSNR is a surface-mount, 28-pin microcontroller that features an 8-bit RISC CPU with a maximum frequency of 20 MHz. It is based on the AVR enhanced low-power architecture, which is optimized for power efficiency and performance.

Features:

1. CPU: 8-bit RISC CPU with 128 instructions, most executing in a single clock cycle.
2. Clock Speed: Up to 20 MHz.
3. Memory: 4 KB of In-System Programmable Flash memory, 256 bytes of EEPROM, and 256 bytes of internal SRAM.
4. I/O: 21 programmable I/O lines, with support for external interrupts and various I/O modes.
5. ADC: 8-channel, 10-bit Analog-to-Digital Converter (ADC) with up to 11 gains.
6. Communication Interfaces: USART, SPI, and I2C for serial communication.
7. Timers/Counters: 2-input 8-bit timer/counter with 8-bit resolution, and a watchdog timer.
8. Power Management: Sleep modes to reduce power consumption, including Idle, ADC Noise Reduction, Power Down, Power Save, and Standby.
9. Security: JTAG interface and serial programming for secure firmware updates.
10. Operating Voltage: 1.8V to 5.5V.
11. Operating Temperature: -40°C to +85°C (commercial), -40°C to +125°C (industrial).
12. Package: SSOP-28 (Shrink Small Outline Package).

Applications:

1. Sensor Applications: Data acquisition and processing in industrial and consumer electronics.
2. Control Systems: Small appliances, HVAC systems, and home automation devices.
3. Portable Devices: Battery-powered gadgets, wearables, and handheld controllers.
4. Medical Devices: Glucose meters, blood pressure monitors, and other portable medical equipment.
5. Security Systems: Access control, intrusion detection, and alarm systems.
6. RF Applications: Wireless sensor nodes, Zigbee, and RF mesh networks.
7. Automotive: Small control modules, lighting control, and diagnostic tools.
8. Smart Toys: Interactive toys and games with simple logic and control capabilities.

The ATTINY44A-SSNR is an ideal choice for applications where power efficiency, small form factor, and cost-effectiveness are critical factors. Its versatile features make it suitable for a wide range of embedded systems and IoT devices.

ATTINY44A-SSNR Documents

Download datasheets and manufacturer documentation for ATTINY44A-SSNR

PCN Assembly/Origin :

Fabrication Site 27/Sep/2023      

Datasheets :

ATTINY24A,44A,84A Complete      

PCN Packaging :

Transfer to Microchip/Label/Pkg 5/Sep/2016       MBB/Label Chgs 16/Nov/2018      

Design Resources :

ATtiny44 Development Tool Selector      

Other Related Documents :

ATtiny24A,44A Appendix A       ATtiny24A,44A,84A Appendix B      

PCN Design/Specification :

ATtiny24A/44A/84A 02/Dec/2020       Marking Chgs 11/Jul/2017      

Environmental Information :

Microchip CA Prop65       Microchip RoHS       Microchip REACH