The ATMEGA645A-AU is an 8-bit microcontroller from Quarktwin Technology Ltd. featuring a high-performance AVR architecture. It operates at speeds up to 20 MHz and offers 64 KB of in-system programmable flash memory, 4 KB of SRAM, and 2 KB of EEPROM. The device supports a wide operating voltage range of 1.8V to 5.5V and is suitable for industrial applications with a temperature range of -40¬8C to 85¬8C. This microcontroller includes a variety of peripherals such as two 8-bit timers, one 16-bit timer, an 8-channel 10-bit ADC, and multiple communication interfaces including USART and SPI. It also features advanced power management capabilities with several sleep modes, making it suitable for low-power applications. The ATMEGA645A-AU supports in-system programming and has a JTAG interface for debugging and programming. With its extensive memory and peripheral options, the ATMEGA645A-AU is well-suited for complex applications requiring reliable performance and flexibility.
AVR AVR® ATmega Microcontroller IC 8-Bit 16MHz 64KB (32K x 16) FLASH 64-TQFP (14x14)
IC MCU 8BIT 64KB FLASH 64TQFP
Manufacturer: Microchip Technology
Category: Integrated Circuits (ICs) Embedded Microcontrollers
Series: AVR® ATmega
Package: Tray
Package / Case: 64-TQFP
Mounting Type: Surface Mount
Operating Temperature: -40°C ~ 85°C (TA)
Supplier Device Package: 64-TQFP (14x14)
Base Product Number: ATMEGA645
Product Status: Active
MICROCONTROLLER MCU, 8 BIT, ATMEGA, 20MHZ, TQFP-64; Product Range:AVR ATmega Family ATmega325 Series Microcontrollers; CPU Speed:20MHz; Program Memory Size:64KB; RAM Memory Size:4KB; No. of Pins:64Pins; MCU Case Style:TQFP; MSL:- RoHS Compliant: Yes
IC MCU 8BIT 64KB FLASH 64TQFP
IC MCU 8BIT 64KB FLASH 64TQFP
8-bit Microcontrollers - MCU AVR 64KB FLSH 2KB EE 4KB SRAM-20MHz, IND
AVR AVR® ATmega Microcontroller IC 8-Bit 16MHz 64KB (32K x 16) FLASH 64-TQFP (14x14)
| DigiKey | ODG (Origin Data Global) | Win Source Electronics | Newark, An Avnet Company | Shenzhen Shengyu Electronics Technology Limited | Lingto Electronic Limited | VAST STOCK CO., LIMITED | Quarktwin Technology Ltd. | |
|---|---|---|---|---|---|---|---|---|
| Product Category | Microcontrollers (MCU) | Microcontrollers (MCU) | Microcontrollers (MCU) | Microcontrollers (MCU) | Microcontrollers (MCU) | Microcontrollers (MCU) | Microcontrollers (MCU) | Microcontrollers (MCU) |
| Product Number | ATMEGA645A-AU-ND | ATMEGA645A-AU | 68T3149 | ATMEGA645A-AU | ATMEGA645A-AU | ATMEGA645A-AU | ATMEGA645A-AU | |
| Product Name | Microcontrollers | Microcontrollers | Integrated Circuits (ICs) Embedded Microcontrollers | Microcontroller Mcu, 8 Bit, Atmega, 20Mhz, Tqfp-64; Product Range Microchip | Integrated Circuits (ICs) - Embedded - Microcontrollers | Embedded - Microcontrollers | 8-bit Microcontrollers - MCU | Microcontrollers |
| Data Bus | 8 Bit | 8 Bit | 8 Bit | 8 Bit | 8 Bit | 8 Bit; 8-Bit | 8 Bit; 8-Bit | |
| Clock Speed | 16 MHz | 16 MHz | 20 MHz | 16 MHz | 16 MHz | |||
| Bits | Other; A/D 8x10b | |||||||
| RAM | 4 KB | 4 KB | 4 KB | 4 KB | 4 KB | |||
| ROM | 64 KB |
