Model No: ATTINY1617-MFR

Microchip Technology ATTINY1617-MFR

Manufacturer: Microchip Technology
SEMICON NO.: ATTINY1617-MFR
Package: 24-VQFN
Stock: In stock
Description: FuSa Microcontroller 16MHz 16KB FLASH
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 Mfr       Microchip Technology 
 Device Type   8-bit AVR® Microcontroller
 Core Processor     AVR® CPU (8-bit RISC)
 Maximum CPU Speed     20 MHz
 Hardware Multiplier     Two-cycle hardware multiplier
 I/O Access     Single-cycle I/O access
 Program Memory (Flash)     16 KB (16K x 8) 
 SRAM   2 KB (2048 Bytes)
 EEPROM   256 Bytes 
 ADC     2x 10-bit, 115 ksps ADC, 24 channels
 DAC     3x 8-bit DAC
 Analog Comparators     3x
 Voltage References (VREF)     Multiple: 0.55V, 1.1V, 1.5V, 2.5V, 4.3V
 General-Purpose I/O Pins     22 
 Timers     1x 16-bit TCA, 2x 16-bit TCB, 1x 12-bit TCD, 1x 16-bit RTC, 1x WDT
 Communication Interfaces   1x USART, 1x SPI, 1x TWI (I²C)
 Supply Voltage Range     1.8 V to 5.5 V 
 Operating Temperature   –40°C to +125°C
 Package 24-VQFN 
 Mounting Type Surface Mount
 Compliance    
 RoHS Compliant
 
The ATTINY1617-MFR is a compact low-power 8-bit AVR microcontroller from Microchip, built with modern AVR® architecture, supplied in the 20-pin QFN package, featuring 16 KB Flash program memory, 2 KB SRAM and 256 bytes EEPROM, operating at up to 20 MHz clock speed with wide supply range from 1.8 V to 5.5 V, integrated rich analog and digital peripherals to serve as a cost-effective core for compact battery-powered embedded products.
 
● Integrated 10-bit ADC with up to 12 input channels, 8-bit DAC, analog comparator and zero-cross detector for multi-channel analog signal acquisition and processing;
● Embedded high-speed serial interfaces including USART, SPI and I2C, alongside configurable 16-bit / 8-bit timer counters with PWM output for motor drive and signal generation;
● Flexible event system and configurable custom logic cell (CLC) allow peripheral interconnection without CPU intervention to reduce processing load and lower power consumption;
● Multiple low-power modes including standby, power-down and idle mode, plus built-in precision internal oscillator, watchdog timer and brown-out detection for reliable unattended operation.
 
This ATTINY1617 microcontroller is widely used in consumer smart sensors, battery-powered remote controls, LED lighting controllers, portable IoT accessories, small home appliance auxiliary control boards, industrial trigger sensors and wearable electronic modules that demand small footprint and low standby power draw.
 
Alternative  8-bit MCU models
ATTINY1616-MFR shares identical core and memory size with fewer peripheral channels, ideal for simpler control tasks to cut component cost. ATTINY3217-MFR offers 32 KB Flash memory for firmware-heavy applications requiring larger code space. ATTINY1607-MFR is a smaller pin-count variant with reduced I/O count for ultra-miniature PCB layouts.
Sourcing note: Validate full part number suffix for tape-and-reel packaging, verify authentic Microchip marking, confirm operating temperature grade, and watch for supply fluctuations as these tiny AVR MCUs are frequently allocated during peak demand cycles; store components under dry conditions to prevent moisture-induced damage during reflow soldering.