AT89C55WD-24AU

Microchip Technology AT89C55WD-24AU

Part Number:
AT89C55WD-24AU
Manufacturer:
Microchip Technology
Ventron No:
3823949-AT89C55WD-24AU
Description:
IC MCU 8BIT 20KB FLASH 44TQFP
ECAD Model:
Datasheet:
AT89C55WD-24AU

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Specifications
Microchip Technology AT89C55WD-24AU technical specifications, attributes, parameters and parts with similar specifications to Microchip Technology AT89C55WD-24AU.
  • Factory Lead Time
    10 Weeks
  • Contact Plating
    Tin
  • Mount
    Surface Mount
  • Mounting Type
    Surface Mount
  • Package / Case
    44-TQFP
  • Number of Pins
    44
  • Operating Temperature
    -40°C~85°C TA
  • Packaging
    Tray
  • Published
    1996
  • Series
    89C
  • JESD-609 Code
    e3
  • Pbfree Code
    yes
  • Part Status
    Active
  • Moisture Sensitivity Level (MSL)
    3 (168 Hours)
  • Number of Terminations
    44
  • Subcategory
    Microcontrollers
  • Technology
    CMOS
  • Terminal Position
    QUAD
  • Terminal Form
    GULL WING
  • Peak Reflow Temperature (Cel)
    260
  • Supply Voltage
    5V
  • Terminal Pitch
    0.8mm
  • Frequency
    24MHz
  • Reflow Temperature-Max (s)
    40
  • Base Part Number
    AT89C55
  • Operating Supply Voltage
    5V
  • Power Supplies
    5V
  • Interface
    UART, USART
  • Memory Size
    20kB
  • Oscillator Type
    Internal
  • Number of I/O
    32
  • RAM Size
    256 x 8
  • Voltage - Supply (Vcc/Vdd)
    4.5V~5.5V
  • uPs/uCs/Peripheral ICs Type
    MICROCONTROLLER
  • Core Processor
    8051
  • Peripherals
    WDT
  • Program Memory Type
    FLASH
  • Core Size
    8-Bit
  • Program Memory Size
    20KB 20K x 8
  • Connectivity
    UART/USART
  • Supply Current-Max
    25mA
  • Bit Size
    8
  • Watchdog Timer
    Yes
  • Access Time
    24 μs
  • Has ADC
    NO
  • DMA Channels
    NO
  • Data Bus Width
    8b
  • PWM Channels
    NO
  • DAC Channels
    NO
  • Number of Timers/Counters
    3
  • ROM (words)
    20480
  • Number of UART Channels
    1
  • Height
    1.05mm
  • Length
    10.1mm
  • Width
    10.1mm
  • Radiation Hardening
    No
  • REACH SVHC
    No SVHC
  • RoHS Status
    ROHS3 Compliant
  • Lead Free
    Lead Free
Description
AT89C55WD-24AU Overview
The surface mount mounting type of the AT89C55 microcontroller has 44 pins and a moisture sensitivity level of 3, meaning it can withstand exposure to moisture for up to 168 hours. The base part number of this microcontroller is AT89C55 and it has a RAM size of 256 x 8. Its core processor is the 8051 and it has a watchdog timer (WDT) as one of its peripherals. The maximum supply current for this microcontroller is 25mA and its data bus width is 8 bits. It does not have any DAC channels. Overall, the AT89C55 is a reliable and versatile microcontroller with advanced features that make it suitable for a variety of applications.

AT89C55WD-24AU Features
44-TQFP package
Mounting type of Surface Mount
Microcontrollers subcategory

AT89C55WD-24AU Applications
There are a lot of Microchip Technology AT89C55WD-24AU Microcontroller applications.

Electromechanical control
Electrocardiogram (EKG)
Copiers
Process control devices
PDAs, game consoles
Projectors
Smart highways
Graphic terminals
Calculator
Multi-meter
AT89C55WD-24AU More Descriptions
MCU 8-bit 8051 CISC 20KB Flash 5V 44-Pin TQFP Tray / IC MCU 8BIT 20KB FLASH 44TQFP
Microcontroller, 8-Bit, FLASH, 80C51 CPU, 24MHz, CMOS, PQFP44
MPU QorIQ T RISC 64-Bit 0.028um 1400MHz 780-Pin FCBGA Box
MCU, 8BIT, 8051, 24MHZ, TQFP-44
French Electronic Distributor since 1988
MCU, 8BIT, 8051, 24MHZ, TQFP-44; Product Range: 8051 Family AT89C55 Series Microcontrollers; CPU Speed: 24MHz; Program Memory Size: 20KB; RAM Memory Size: 256Byte; No. of Pins: 44Pins; MCU Case Style: TQFP; No. of I/O's: 32I/O'
Certification
  • ISO 9001
  • ISO 13485
  • ISO 45001
  • ASA
  • ESD
  • DUNS
  • SMTA
  • ROHS

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