 | | ATMEGA644P-15AT1 | Microchip Technology | IC MCU 8BIT 64KB FLASH 44TQFP | Microcontrollers | 44-TQFP (10x10) | N/A | -40°C ~ 105°C (TA) | Connectivity: I2C, SPI, UART/USART Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Program Memory Size: 64KB (32K x 16) Program Memory Type: FLASH Voltage – Supply (Vcc/Vdd): 2.7V ~ 5.5V Data Converters: A/D 8x10b Operating Temperature: -40°C ~ 105°C (TA) Mounting Type: Surface Mount Supplier Device Package: 44-TQFP (10×10) | 545 | |
 | | ATMEGA644P-15AZ | Microchip Technology | IC MCU 8BIT 64KB FLASH 44TQFP | Microcontrollers | 44-TQFP (10x10) | N/A | -40°C ~ 125°C (TA) | Connectivity: I2C, SPI, UART/USART Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Program Memory Size: 64KB (32K x 16) Program Memory Type: FLASH Voltage – Supply (Vcc/Vdd): 2.7V ~ 5.5V Data Converters: A/D 8x10b Operating Temperature: -40°C ~ 125°C (TA) Mounting Type: Surface Mount Supplier Device Package: 44-TQFP (10×10) | 1,708 | |
 | | ATMEGA644P-15MT | Microchip Technology | IC MCU 8BIT 64KB FLASH 44VQFN | Microcontrollers | 44-VQFN (7x7) | N/A | -40°C ~ 85°C (TA) | Connectivity: I2C, SPI, UART/USART Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Program Memory Size: 64KB (32K x 16) Program Memory Type: FLASH Voltage – Supply (Vcc/Vdd): 2.7V ~ 5.5V Data Converters: A/D 8x10b Operating Temperature: -40°C ~ 85°C (TA) Mounting Type: Surface Mount Supplier Device Package: 44-VQFN (7×7) Package / Case: 44-VFQFN Exposed Pad | 949 | |
 | | ATMEGA644P-15MT1 | Microchip Technology | IC MCU 8BIT 64KB FLASH 44VQFN | Microcontrollers | 44-VQFN (7x7) | N/A | -40°C ~ 105°C (TA) | Connectivity: I2C, SPI, UART/USART Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Program Memory Size: 64KB (32K x 16) Program Memory Type: FLASH Voltage – Supply (Vcc/Vdd): 2.7V ~ 5.5V Data Converters: A/D 8x10b Operating Temperature: -40°C ~ 105°C (TA) Mounting Type: Surface Mount Supplier Device Package: 44-VQFN (7×7) Package / Case: 44-VFQFN Exposed Pad | 186 | |
 | | ATMEGA644P-15MZ | Microchip Technology | IC MCU 8BIT 64KB FLASH 44VQFN | Microcontrollers | 44-VQFN (7x7) | N/A | -40°C ~ 125°C (TA) | Connectivity: I2C, SPI, UART/USART Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Program Memory Size: 64KB (32K x 16) Program Memory Type: FLASH Voltage – Supply (Vcc/Vdd): 2.7V ~ 5.5V Data Converters: A/D 8x10b Operating Temperature: -40°C ~ 125°C (TA) Mounting Type: Surface Mount Supplier Device Package: 44-VQFN (7×7) Package / Case: 44-VFQFN Exposed Pad | 1,510 | |
 | | ATMEGA644P-20AQ | Microchip Technology | IC MCU 8BIT 64KB FLASH 44TQFP | Microcontrollers | 44-TQFP (10x10) | N/A | -40°C ~ 105°C (TA) | Connectivity: I2C, SPI, UART/USART Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Program Memory Size: 64KB (32K x 16) Program Memory Type: FLASH Voltage – Supply (Vcc/Vdd): 2.7V ~ 5.5V Data Converters: A/D 8x10b Operating Temperature: -40°C ~ 105°C (TA) Mounting Type: Surface Mount Supplier Device Package: 44-TQFP (10×10) | 1,211 | |
 | | ATMEGA644P-20AQR | Microchip Technology | IC MCU 8BIT 64KB FLASH 44TQFP | Microcontrollers | 44-TQFP (10x10) | N/A | -40°C ~ 105°C (TA) | Connectivity: I2C, SPI, UART/USART Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Program Memory Size: 64KB (32K x 16) Program Memory Type: FLASH Voltage – Supply (Vcc/Vdd): 2.7V ~ 5.5V Data Converters: A/D 8x10b Operating Temperature: -40°C ~ 105°C (TA) Mounting Type: Surface Mount Supplier Device Package: 44-TQFP (10×10) | 816 | |
 | | ATMEGA644P-20AU | Microchip Technology | IC MCU 8BIT 64KB FLASH 44TQFP | Microcontrollers | 44-TQFP (10x10) | N/A | -40°C ~ 85°C (TA) | Connectivity: I2C, SPI, UART/USART Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Program Memory Size: 64KB (32K x 16) Program Memory Type: FLASH Voltage – Supply (Vcc/Vdd): 2.7V ~ 5.5V Data Converters: A/D 8x10b Operating Temperature: -40°C ~ 85°C (TA) Mounting Type: Surface Mount Supplier Device Package: 44-TQFP (10×10) | 637 | |
 | | ATMEGA644P-20AUR | Microchip Technology | IC MCU 8BIT 64KB FLASH 44TQFP | Microcontrollers | 44-TQFP (10x10) | N/A | -40°C ~ 85°C (TA) | Connectivity: I2C, SPI, UART/USART Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Program Memory Size: 64KB (32K x 16) Program Memory Type: FLASH Voltage – Supply (Vcc/Vdd): 2.7V ~ 5.5V Data Converters: A/D 8x10b Operating Temperature: -40°C ~ 85°C (TA) Mounting Type: Surface Mount Supplier Device Package: 44-TQFP (10×10) | 68 | |
 | | ATMEGA644P-20MQ | Microchip Technology | IC MCU 8BIT 64KB FLASH 44VQFN | Microcontrollers | 44-VQFN (7x7) | N/A | -40°C ~ 105°C (TA) | Connectivity: I2C, SPI, UART/USART Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Program Memory Size: 64KB (32K x 16) Program Memory Type: FLASH Voltage – Supply (Vcc/Vdd): 2.7V ~ 5.5V Data Converters: A/D 8x10b Operating Temperature: -40°C ~ 105°C (TA) Mounting Type: Surface Mount Supplier Device Package: 44-VQFN (7×7) Package / Case: 44-VFQFN Exposed Pad | 712 | |
 | | ATMEGA644P-20MQR | Microchip Technology | IC MCU 8BIT 64KB FLASH 44VQFN | Microcontrollers | 44-VQFN (7x7) | N/A | -40°C ~ 105°C (TA) | Connectivity: I2C, SPI, UART/USART Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Program Memory Size: 64KB (32K x 16) Program Memory Type: FLASH Voltage – Supply (Vcc/Vdd): 2.7V ~ 5.5V Data Converters: A/D 8x10b Operating Temperature: -40°C ~ 105°C (TA) Mounting Type: Surface Mount Supplier Device Package: 44-VQFN (7×7) Package / Case: 44-VFQFN Exposed Pad | 25 | |
 | | ATMEGA644P-20MU | Microchip Technology | IC MCU 8BIT 64KB FLASH 44VQFN | Microcontrollers | 44-VQFN (7x7) | N/A | -40°C ~ 85°C (TA) | Connectivity: I2C, SPI, UART/USART Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Program Memory Size: 64KB (32K x 16) Program Memory Type: FLASH Voltage – Supply (Vcc/Vdd): 2.7V ~ 5.5V Data Converters: A/D 8x10b Operating Temperature: -40°C ~ 85°C (TA) Mounting Type: Surface Mount Supplier Device Package: 44-VQFN (7×7) Package / Case: 44-VFQFN Exposed Pad | 662 | |
 | | ATMEGA644P-20MUR | Microchip Technology | IC MCU 8BIT 64KB FLASH 44VQFN | Microcontrollers | 44-VQFN (7x7) | N/A | -40°C ~ 85°C (TA) | Connectivity: I2C, SPI, UART/USART Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Program Memory Size: 64KB (32K x 16) Program Memory Type: FLASH Voltage – Supply (Vcc/Vdd): 2.7V ~ 5.5V Data Converters: A/D 8x10b Operating Temperature: -40°C ~ 85°C (TA) Mounting Type: Surface Mount Supplier Device Package: 44-VQFN (7×7) Package / Case: 44-VFQFN Exposed Pad | 1,259 | |
 | | ATMEGA644P-20PQ | Microchip Technology | IC MCU 8BIT 64KB FLASH 40DIP | Microcontrollers | 40-PDIP | N/A | -40°C ~ 105°C (TA) | Connectivity: I2C, SPI, UART/USART Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Program Memory Size: 64KB (32K x 16) Program Memory Type: FLASH Voltage – Supply (Vcc/Vdd): 2.7V ~ 5.5V Data Converters: A/D 8x10b Operating Temperature: -40°C ~ 105°C (TA) Mounting Type: Through Hole Supplier Device Package: 40-PDIP Package / Case: 40-DIP (0.600″”, 15.24mm) | 1,224 | |
 | | ATMEGA644P-20PU | Microchip Technology | IC MCU 8BIT 64KB FLASH 40DIP | Microcontrollers | 40-PDIP | N/A | -40°C ~ 85°C (TA) | Connectivity: I2C, SPI, UART/USART Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Program Memory Size: 64KB (32K x 16) Program Memory Type: FLASH Voltage – Supply (Vcc/Vdd): 2.7V ~ 5.5V Data Converters: A/D 8x10b Operating Temperature: -40°C ~ 85°C (TA) Mounting Type: Through Hole Supplier Device Package: 40-PDIP Package / Case: 40-DIP (0.600″”, 15.24mm) | 430 | |
 | | ATMEGA644P-A15AZ | Microchip Technology | IC MCU 8BIT 64KB FLASH 44TQFP | Microcontrollers | 44-TQFP (10x10) | N/A | -40°C ~ 125°C (TA) | Connectivity: I2C, SPI, UART/USART Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Program Memory Size: 64KB (32K x 16) Program Memory Type: FLASH Voltage – Supply (Vcc/Vdd): 2.7V ~ 5.5V Data Converters: A/D 8x10b Operating Temperature: -40°C ~ 125°C (TA) Mounting Type: Surface Mount Supplier Device Package: 44-TQFP (10×10) | 622 | |
 | | ATMEGA644P-A15MZ | Microchip Technology | IC MCU 8BIT 64KB FLASH 44VQFN | Microcontrollers | 44-VQFN (7x7) | N/A | -40°C ~ 125°C (TA) | Connectivity: I2C, SPI, UART/USART Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Program Memory Size: 64KB (32K x 16) Program Memory Type: FLASH Voltage – Supply (Vcc/Vdd): 2.7V ~ 5.5V Data Converters: A/D 8x10b Operating Temperature: -40°C ~ 125°C (TA) Mounting Type: Surface Mount Supplier Device Package: 44-VQFN (7×7) Package / Case: 44-VFQFN Exposed Pad | 104 | |
 | N/A | ATMEGA644PA-AN | Microchip Technology | IC MCU 8BIT 64KB FLASH 44TQFP | Microcontrollers | 44-TQFP (10x10) | N/A | -40°C ~ 105°C (TA) | Connectivity: I2C, SPI, UART/USART Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Program Memory Size: 64KB (32K x 16) Program Memory Type: FLASH Voltage – Supply (Vcc/Vdd): 1.8V ~ 5.5V Data Converters: A/D 8x10b Operating Temperature: -40°C ~ 105°C (TA) Mounting Type: Surface Mount Supplier Device Package: 44-TQFP (10×10) | 747 | |
 | N/A | ATMEGA644PA-ANR | Microchip Technology | IC MCU 8BIT 64KB FLASH 44TQFP | Microcontrollers | 44-TQFP (10x10) | N/A | -40°C ~ 105°C (TA) | Connectivity: I2C, SPI, UART/USART Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Program Memory Size: 64KB (32K x 16) Program Memory Type: FLASH Voltage – Supply (Vcc/Vdd): 1.8V ~ 5.5V Data Converters: A/D 8x10b Operating Temperature: -40°C ~ 105°C (TA) Mounting Type: Surface Mount Supplier Device Package: 44-TQFP (10×10) | 256 | |
 | | ATMEGA644PA-AU | Microchip Technology | IC MCU 8BIT 64KB FLASH 44TQFP | Microcontrollers | 44-TQFP (10x10) | N/A | -40°C ~ 85°C (TA) | Connectivity: I2C, SPI, UART/USART Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Program Memory Size: 64KB (32K x 16) Program Memory Type: FLASH Voltage – Supply (Vcc/Vdd): 1.8V ~ 5.5V Data Converters: A/D 8x10b Operating Temperature: -40°C ~ 85°C (TA) Mounting Type: Surface Mount Supplier Device Package: 44-TQFP (10×10) | 605 | |