供应链
Projected EOL Date2039-02-13
Country of AssemblyTaiwan, Thailand
Country of FabricationUnited States of America
Country of OriginTaiwan, Thailand
Export Control Classification Number (ECCN) CodeEAR99
Harmonized Tariff Schedule (HTS) Code8542.31.0015
Lifecycle StatusProduction (Last Updated: 17 hours ago)
Manufacturer Lifecycle StatusREL (Last Updated: 17 hours ago)
描述
由其分销商提供的 Microchip ATMEGA644-20MUR 的描述。
MCU 8-bit ATmega AVR RISC 64KB Flash 3.3V/5V 44-Pin QFN EP T/R
Microcontrollers (Mcu) - 8 Bit; |Microchip Technology ATMEGA644-20MUR
8-bit Microcontrollers - MCU AVR 64K FLSH 4K SRAM 2KB EE-20MHZ 5V IND
RISC Microcontroller, 8-Bit, FLASH, AVR RISC CPU, 20MHz, CMOS, PQCC44
IC MCU 8BIT 64KB FLASH 44VQFN AVR AVR® ATmega Microcontroller IC 8-Bit 20MHz 64KB (32K x 16) FLASH 44-VQFN (7x7)
MCU AVR 64K FLASH 20MHZ 44VQFN
20MHZ, QFN/MLF, IND TEMP, GREEN, 5V, T&R
MICROCONTROLLERS (MCU) - 8 BIT;
2.7V~5.5V 20MHz 4KB FLASH 64KB Brown-out Detect/Reset,POR,PWM,WDT inside 32 2.7V 5.5V 20MHz I2C，SPI，UART，USART 2 x 8 A/D 8x10b 8bit AVR QFN SMD mount，glue mount 7mm*7mm*880μm
制造商别名
Microchip 在全球拥有多个品牌，分销商可将其用作替代名称。Microchip 也可称为以下名称：
- Microchip Technology
- MICROCHIP TECHNOLOGY INC
- MICROCHI
- MICROC
- MICROCH
- MICROCHIP TECH
- MCHP
- MCRCH
- MCP
- MICROHIP
- MICROSHIP
- MICCHP
- MICROCHP
- MTech
- Microchip Technology / Atmel
- MICROCIHIP
- Microchip Technologies
- Microchip / Microsemi
- MICORCHIP
- MICHROCHIP
- Atmel/Microchip
- MICRIOCHIP
- Atmel (Microchip Technology)
- MICROCHIP (ATMEL)
- MICROCHIP TECHNOLOGY (VA)
- Microchip Technology Inc.
技术规格
Physical
Contact PlatingTin
MountSurface Mount
Number of Pins44
Technical
Core ArchitectureAVR
Data Bus Width8 b
Frequency20 MHz
HS Code8542.31.0015
InterfaceI2C, SPI, USART
Max Frequency20 MHz
Max Operating Temperature85 °C
Max Supply Voltage5.5 V
Memory Size64 kB
Memory TypeFLASH
Min Operating Temperature-40 °C
Min Supply Voltage2.7 V
Number of A/D Converters1
Number of ADC Channels8
Number of I2C Channels1
Number of I/Os32
Number of Programmable I/O32
Number of PWM Channels6
Number of SPI Channels1
Number of Timers/Counters3
Number of UART Channels1
Oscillator TypeInternal
PeripheralsBrown-out Detect/Reset, POR, PWM, WDT
RAM Size4 kB
Watchdog TimerYes
Dimensions
Height1 mm