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ATMEGA644-20AU
Microchip · TQFP · Active
ATmega Series 64 KB Flash 4 KB SRAM 20 MHz 8-Bit Microcontroller - TQFP-44
LifecycleActiveRoHSCompliant
- Manufacturer
- Microchip
- Categories
- Semiconductors · Integrated Circuits (ICs) · Embedded Processors and Controllers · Microcontrollers
- Package / case
- TQFP
- Mounting style
- Surface Mount
- Packaging
- Tray
- Voltage
- 2.7V – 5.5V
- Temperature
- -40°C – 85°C (TA)
- Width
- 10mm
- Height
- 1mm
- Length
- 10mm
- Density
- 512kb
- RAM Size
- 4kB
- Frequency
- 20MHz
- Interface
- 2-Wire, I2C, SPI, UART, USART
- Lead Free
- Lead Free
- REACH SVHC
- No
Show 23 more specificationsShow fewer specifications
- Schedule B
- 8542310000
- Access Time
- 20µs
- Memory Size
- 64kB
- Memory Type
- FLASH
- Peripherals
- Brown-out Detect/Reset, POR, PWM, WDT
- Max Frequency
- 20MHz
- Data Bus Width
- 8b
- Number of Bits
- 8
- Number of I/Os
- 32
- Number of Pins
- 44
- Watchdog Timer
- Yes
- Contact Plating
- Tin
- Oscillator Type
- Internal
- Core Architecture
- AVR
- Max Supply Voltage
- 5.5V
- Min Supply Voltage
- 2.7V
- Radiation Hardening
- No
- Number of ADC Channels
- 8
- Number of PWM Channels
- 6
- Max Operating Temperature
- 85°C
- Min Operating Temperature
- -40°C
- Number of Timers/Counters
- 3
- Number of Programmable I/O
- 32
Common questions about ATMEGA644-20AU
- What is ATMEGA644-20AU?
- ATMEGA644-20AU is ATmega Series 64 KB Flash 4 KB SRAM 20 MHz 8-Bit Microcontroller - TQFP-44, manufactured by Microchip.
- Who manufactures ATMEGA644-20AU?
- ATMEGA644-20AU is manufactured by Microchip.
- What package does ATMEGA644-20AU come in?
- ATMEGA644-20AU comes in a TQFP package (Surface Mount).
- Is ATMEGA644-20AU RoHS compliant?
- The RoHS status of ATMEGA644-20AU is: Compliant.
- Is ATMEGA644-20AU still in production?
- ATMEGA644-20AU has a lifecycle status of Active.
- Where can I buy ATMEGA644-20AU?
- Send an RFQ to Makat and our AI agents source ATMEGA644-20AU across the whole supplier network, with verified offers inside 48 hours.