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- Manufacturer No：ATMEGA644PA-AU
- Manufacturer：Microchip
- Category：Embedded - Microcontrollers
- Datasheet：ATMEGA644PA-AU
- SKU：752024
- Description：MCU 8-bit ATmega AVR RISC 64KB Flash 2.5V/3.3V/5V 44-Pin TQFP
User Guide
User Guide
ATMEGA644PA-AU Details
MCU 8-bit ATmega AVR RISC 64KB Flash 2.5V/3.3V/5V 44-Pin TQFP
ATMEGA644PA-AU Specification Parameters
- Part Status: Active
- Integrated Cache: NO
- Number of Serial I/Os: 2
- Mount: Surface Mount
- Pbfree Code: yes
- Has ADC: YES
- Boundary Scan: YES
- Lead Free: Lead Free
- Number of ADC Channels: 8
- Packaging: Tray
- Number of External Interrupts: 3
- Number of PWM Channels: 6
- Technology: CMOS
- Peak Reflow Temperature (Cel): 260
- Moisture Sensitivity Level (MSL): 3 (168 Hours)
- Supply Voltage-Max (Vsup): 5.5V
- Number of I/O: 32
- Terminal Position: QUAD
- Number of Terminations: 44
- Oscillator Type: Internal
- uPs/uCs/Peripheral ICs Type: MICROCONTROLLER, RISC
- Core Size: 8-Bit
- Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
- EEPROM Size: 2K x 8
- Data Converter: A/D 8x10b
- Connectivity: I2C, SPI, UART/USART
- Core Processor: AVR
- Supply Current-Max: 9mA
- Width: 10.1mm
- Package / Case: 44-TQFP
- Program Memory Size: 64KB 32K x 16
- Base Part Number: ATMEGA644PA
- DMA Channels: NO
- RoHS Status: ROHS3 Compliant
- Mounting Type: Surface Mount
- Number of I2C Channels: 1
- Radiation Hardening: No
- Low Power Mode: YES
- JESD-609 Code: e3
- Bit Size: 8
- Factory Lead Time: 6 Weeks
- Number of Timers/Counters: 3
- Watchdog Timer: Yes
- Terminal Form: GULL WING
- REACH SVHC: No SVHC
- Terminal Finish: Matte Tin (Sn)
- Time@Peak Reflow Temperature-Max (s): 40
- Published: 2006
- Operating Temperature: -40°C~85°C TA
- Program Memory Type: FLASH
- Number of Pins: 44
- Frequency: 20MHz
- Subcategory: Microcontrollers
- Data Bus Width: 8b
- RAM Size: 4K x 8
- Voltage - Supply (Vcc/Vdd): 1.8V~5.5V
- Memory Size: 64kB
- Height: 1.05mm
- Format: FIXED-POINT
- Length: 10.1mm
- Power Supplies: 2/5V
- Series: AVR? ATmega
- Interface: 2-Wire, I2C, SPI, UART, USART
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Microchip — Manufacturer Introduction
Microchip Technology Inc. is a leading provider of microcontroller and analog semiconductors, providing low-risk product development, lower total system cost and faster time to market for thousands of diverse customer applications worldwide. Headquartered in Chandler, Arizona, Microchip offers outstanding technical support along with dependable delivery and quality.
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