Microchip AT89C55WD-24PU, 8 bit 8051, AT89C55WD Microcontroller, 64 MHz, 20kB FLASH, 40-Pin PDIP

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SGD18.94

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SGD20.64

(inc. GST)

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Packaging Options:
RS Stock No.:
127-6628
Mfr. Part No.:
AT89C55WD-24PU
Manufacturer:
Microchip
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Brand

Microchip

Series

AT89C55WD

Product Type

Microcontroller

Package Type

PDIP

Mount Type

Surface

Pin Count

40

Device Core

8051

Data Bus Width

8bit

Program Memory Size

20kB

Interface Type

SPI

Maximum Clock Frequency

64MHz

RAM Size

256bit

Maximum Supply Voltage

5.5V

Analogue Comparators

2

Maximum Power Dissipation Pd

1W

Number of Programmable I/Os

24

Minimum Operating Temperature

-40°C

Maximum Operating Temperature

85°C

Height

4.44mm

Width

13.97 mm

Length

52.57mm

Standards/Approvals

No

Minimum Supply Voltage

1.8V

Program Memory Type

FLASH

ADCs

0 bit

Automotive Standard

No

Instruction Set Architecture

CISC

Number of Timers

1

8051 Architecture Flash (Reprogrammable) Microcontrollers


Atmel offers 8051 reprogrammable flash microcontrollers with programmable and erasable read-only memory, using high-density non-volatile memory technology.

8051 Architecture Microcontrollers


Atmel's 8-bit microcontrollers (MCUs) based on the 8051 instruction set, combine proven technology with the latest features and functionality, with all featuring advanced flash memory.

Device Family


Single Cycle Core

Flash ISP (In-System Programmable)

Flash (Reprogrammable)

CAN Networking MCUs

USB MCUs

ROMless

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