ATTINY404-SSNR is 8-bit AVR MCU(SOIC14,20MHz,4K Flash), with UART/SPI/I2C,PWM,WDT,1.8~5.5V. For LED drive, sensor, smart home & portable low-power control
Specifications
Manufacturer:
Microchip Technology
Product Number:
ATTINY404-SSNR
Description:
IC MCU 8BIT 4KB FLASH 14SOIC
Highlight:
ATTINY404-SSNR 8-bit AVR MCU
,SOIC14 20MHz microcontroller with UART
,4K Flash MCU for LED drive
Introduction
ATTINY404-SSNR 8-bit AVR Microcontroller
The ATTINY404-SSNR is an 8-bit AVR microcontroller in SOIC-14 package, featuring 20MHz maximum clock speed, 4KB Flash memory, and operating voltage range of 1.8V to 5.5V. Equipped with UART, SPI, I2C interfaces, PWM, watchdog timer, and low-power sleep modes, making it ideal for LED drive applications, sensor interfaces, smart home systems, and portable low-power control solutions.
Technical Specifications
Architecture:
8-bit AVR (tinyAVR 0-series)
Package:
SOIC-14
Max Clock Speed:
20MHz
Flash Memory:
4KB
SRAM:
256B
EEPROM:
128B
Operating Voltage:
1.8V - 5.5V
GPIO Pins:
12
Key Features
- UART, SPI, and I2C communication interfaces
- Multi-channel PWM output capability
- Watchdog Timer (WDT) for system reliability
- Power-on reset and brown-out detection
- Low-power sleep modes for energy efficiency
- Wide operating voltage range (1.8V to 5.5V)
Typical Applications
- LED dimming and drive control systems
- Smart home modules and automation
- Sensor signal processing and interface
- Battery-powered portable devices
- Home appliance auxiliary control
- Small industrial switching drivers
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