| Distributor | Stock | Pricing | MOQ | PKG | Lead Time | Date Code | On Order Quantity | On Order Delivery | |
|---|---|---|---|---|---|---|---|---|---|
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15,067 pcs
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15067 pcs | On Request | 1 | On Request | On Request | On Request | On Request | On Request |
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The ATMEGA644-20MU is an 8-bit AVR microcontroller based on the AVR enhanced RISC architecture. It features 64KB of in-system programmable Flash memory, 4KB SRAM, and 2KB EEPROM. The device operates at a maximum speed of 20MHz and supports a supply voltage range of 2.7V to 5.5V.
Key peripherals include a brown-out detect/reset, power-on reset (POR), PWM channels, and a watchdog timer (WDT). It also integrates an 8-channel 10-bit analog-to-digital converter (ADC). Connectivity options include I2C, SPI, and UART/USART interfaces.
The microcontroller is housed in a 44-VFQFN exposed pad package (44-VQFN 7x7mm) and is designed for surface mount assembly. It operates over an industrial temperature range of -40°C to +85°C.
The ATMEGA644-20MU operates from 2.7V to 5.5V.
The operating temperature range is -40°C to +85°C.
The ATMEGA644-20MU is supplied in a 44-VFQFN Exposed Pad package (44-VQFN 7x7mm).
The RoHS status is listed as ROHS3 Compliant, but this is unverified.
The maximum clock speed is 20MHz.
It has 64KB of Flash program memory.
The device supports I2C, SPI, and UART/USART interfaces.