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Microchip 8-bit AVR Microcontroller , 20MHz, 4kB FLASH, 14-Pin SOIC ATTINY44A
Specifications
| Country of Origin | United States |
|---|---|
| Brand | Microchip |
| Height | 1.5mm |
| Length | 8.74mm |
| Model | ATTINY44A |
| Width | 3.99mm |
| Mount Type | Surface |
| Series | ATTINY44A |
| Maximum Operating Temperature | 85°C |
| Package Type | SOIC |
| Minimum Operating Temperature | -40°C |
| Ram size | 256bit |
| Interface Type | SPI |
| Standards/Approvals | RoHS |
| Pin Count | 14 |
| Maximum Supply Voltage | 5.5V |
| Minimum Supply Voltage | 1.8V |
| Device Core | AVR |
| Program Memory Size | 4kB |
| Maximum Clock Frequency | 20MHz |
| Number of Programmable I/Os | 12 |
| Analogue Comparators | 1 |
| Number of Timers | 2 |
| Instruction Set Architecture | RISC |
| ADCs | 8 x 10 Bit |
| Program Memory Type | FLASH |
Key Features
- Operates at a maximum clock frequency of 20MHz for fast processing.
- Features 4kB FLASH program memory for flexible application storage.
- 14-pin SOIC surface mount package enables compact PCB integration.
- Supports an 8-bit data bus width suitable for typical embedded designs.
- Includes SPI interface for versatile communication capabilities.
- Provides 256 bytes of RAM and 12 programmable I/O lines.
- Wide operating voltage range from 1.8V to 5.5V.
- Equipped with two timers plus analogue comparator and 8-channel ADC (8x10 Bit).
Product Description
The Microchip ATTINY44A-SSUR is a high-performance 8-bit AVR microcontroller designed for embedded systems and industrial applications, offering a reliable combination of speed, memory, and connectivity. With its 20MHz maximum clock frequency and advanced RISC architecture, users benefit from efficient single-cycle instruction execution, enabling throughputs approaching 1 MIPS per MHz.
This microcontroller comes equipped with 4kB of ISP FLASH program memory, alongside a 256-byte SRAM and 256-byte EEPROM, providing flexible and reliable memory options for firmware and data storage. Its surface-mount 14-pin SOIC package is optimized for compact PCB designs, fitting well within modern electronics assemblies.
For system expansion and versatility, the ATTINY44A-SSUR includes 12 programmable I/O lines, an SPI interface, and support for both internal and external interrupts. The device features an 8-channel 10-bit ADC, a programmable gain stage for differential ADC channels, as well as one analogue comparator, making it robust for sensor integration and signal acquisition tasks. Two timers/counters with PWM channels enable precise timing and duty-cycle control needed in both automation and motor control applications.
Operating between 1.8V and 5.5V, this microcontroller delivers broad compatibility with various industrial and consumer power systems. Its temperature rating from -40°C to +85°C makes it suitable for harsh environments in fields such as manufacturing, automotive electronics, instrumentation, HVAC, and commercial embedded systems.
20MHz operating speed provides responsive data processing. 4kB FLASH memory allows storage of complex firmware solutions. Surface-mount SOIC 14-pin package ensures compact installation and secure PCB placement. Dual timers/counters with PWM channels support real-time operation and control.
Wide voltage and temperature range for industrial, laboratory, and commercial deployments. SPI communication interface offers easy integration with peripherals.
Microchip's ATTINY44A-SSUR is RoHS compliant and manufactured to meet industry standards for reliability and performance. It’s well-suited for industrial automation, sensor nodes, instrumentation, portable electronics, and embedded control systems where space-constrained, low-power, and high-throughput microcontrollers are required. Explore more Microchip Microcontrollers and embedded solutions on EnvMart for advanced electronics projects and commercial applications.
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Frequently Asked Questions
The maximum clock frequency of this microcontroller is 20MHz, enabling fast processing capabilities for embedded applications.
It features 4kB of FLASH program memory, providing ample space for firmware storage.
This model has a height of 1.5mm, a length of 8.74mm, and a width of 3.99mm, making it suitable for compact PCB designs.
The microcontroller includes 12 programmable I/O lines for versatile interfacing with other components.
It operates within a voltage range of 1.8V to 5.5V, allowing compatibility with various power systems.
This microcontroller supports an SPI interface, providing versatile communication capabilities with peripherals.
It has a temperature rating from -40°C to +85°C, making it suitable for harsh environments.
The microcontroller is equipped with two timers, which can be used for precise timing and control applications.
It features an 8-channel 10-bit ADC, allowing for effective signal acquisition and sensor integration.
This model comes in a 14-pin SOIC surface mount package, optimized for compact installation on PCBs.
Yes, it is RoHS compliant, meeting industry standards for environmental safety and reliability.
It includes 256 bytes of RAM, providing sufficient memory for temporary data storage during operation.
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