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HomeProductsIntegrated Circuits (ICs)Embedded - MicrocontrollersAT89C55-33JC
Microchip Technology
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See specifications for product details.
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AT89C55-33JC - Microchip Technology

Manufacturer Part Number
AT89C55-33JC
Manufacturer
Microchip Technology
Allelco Part Number
32D-AT89C55-33JC
ECAD Model
Parts Description
IC MCU 8BIT 20KB FLASH 44PLCC
Detailed Description
Package
44-LCC (J-Lead)
Data sheet
Cylindrical Battery Holders.pdf
Our certification
In stock: 4800

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Specifications

AT89C55-33JC Tech Specifications
Microchip Technology - AT89C55-33JC technical specifications, attributes, parameters and parts with similar specifications to Microchip Technology - AT89C55-33JC

Product Attribute Attribute Value  
Manufacturer Microchip Technology  
Voltage - Supply (Vcc/Vdd) 4V ~ 6V  
Supplier Device Package 44-PLCC (16.6x16.6)  
Speed 33MHz  
Series 89C  
RAM Size 256 x 8  
Program Memory Type FLASH  
Program Memory Size 20KB (20K x 8)  
Peripherals -  
Package / Case 44-LCC (J-Lead)  
Package Tube  
Product Attribute Attribute Value  
Oscillator Type Internal  
Operating Temperature 0°C ~ 70°C  
Number of I/O 32  
Mounting Type Surface Mount  
EEPROM Size -  
Data Converters -  
Core Size 8-Bit  
Core Processor 8051  
Connectivity -  
Base Product Number AT89C55  

Parts Introduction

Manufacturer Part Number

AT89C55-33JC

Manufacturer

microchip-technology

Introduction

The AT89C55-33JC is an 8-bit microcontroller from Microchip Technology's 89C series. It features a high-performance 8051-compatible core, 20KB of on-chip flash memory, and a variety of on-chip peripherals, making it a versatile and cost-effective solution for embedded applications.

Product Features and Performance

8-bit 8051-compatible microcontroller core

33MHz operating frequency

20KB of on-chip flash program memory

256 bytes of on-chip data RAM

32 programmable I/O lines

Two 16-bit timer/counters

Six interrupt sources

Full duplex UART serial channel

On-chip analog comparator

Low power modes for efficient power management

Supports in-system programming via UART

Product Advantages

High-performance 8051-compatible core for efficient code execution

Integrated flash memory for easy program storage and updates

Extensive on-chip peripherals for versatile functionality

Low power consumption for battery-powered applications

In-system programming capability for convenient development and deployment

Key Reasons to Choose This Product

Proven 8051 architecture with excellent code compatibility

Comprehensive set of on-chip features for diverse embedded applications

Cost-effective solution for price-sensitive projects

Reliable and well-supported by Microchip's extensive ecosystem

Quality and Safety Features

Manufactured using high-quality CMOS technology for reliability

Robust design with advanced power management features

Rigorous testing and quality control processes

Compatibility

The AT89C55-33JC is compatible with the broader 89C series of 8-bit microcontrollers from Microchip Technology.

Application Areas

The AT89C55-33JC is suitable for a wide range of embedded applications, including:

Industrial control systems

Home automation and security devices

Automotive electronics

Medical devices

Consumer electronics

Product Lifecycle

The AT89C55-33JC is an obsolete product, meaning it is no longer in active production. However, there are several equivalent and alternative models available from Microchip Technology's 89C series, such as the AT89C52, AT89S52, and AT89C51. Customers are advised to contact our website's sales team for more information on current product offerings and available replacement options.

Parts with Similar Specifications

The three parts on the right have similar specifications to Microchip Technology AT89C55-33JC

Product Attribute AT89C55-33JC AT89C52-24PI AT89C55WD-24AU AT89C55WD-24AU
Part Number AT89C55-33JC AT89C52-24PI AT89C55WD-24AU AT89C55WD-24AU
Manufacturer Microchip Technology Microchip Technology Microchip Technology Atmel
Base Product Number AT89C55 AT89C52 AT89C55 AT89C55
Series 89C 89C 89C 89C
Program Memory Size 20KB (20K x 8) 8KB (8K x 8) 20KB (20K x 8) 20KB (20K x 8)
Program Memory Type FLASH FLASH FLASH FLASH
Core Processor 8051 8051 8051 8051
Number of I/O 32 32 32 32
Peripherals - - WDT WDT
Connectivity - SIO, UART/USART UART/USART UART/USART
Core Size 8-Bit 8-Bit 8-Bit 8-Bit
Mounting Type Surface Mount Through Hole Surface Mount Surface Mount
Package / Case 44-LCC (J-Lead) 40-DIP (0.600", 15.24mm) 44-TQFP 44-TQFP
Supplier Device Package 44-PLCC (16.6x16.6) 40-PDIP 44-TQFP (10x10) 44-TQFP (10x10)
Package Tube Tube Tray Bulk
RAM Size 256 x 8 256 x 8 256 x 8 256 x 8
EEPROM Size - - - -
Data Converters - - - -
Speed 33MHz 24MHz 24MHz 24MHz
Operating Temperature 0°C ~ 70°C -40°C ~ 85°C (TA) -40°C ~ 85°C (TA) -40°C ~ 85°C (TA)
Voltage - Supply (Vcc/Vdd) 4V ~ 6V 4V ~ 6V 4.5V ~ 5.5V 4.5V ~ 5.5V
Oscillator Type Internal Internal Internal Internal

AT89C55-33JC Datasheet PDF

Download AT89C55-33JC pdf datasheets and Microchip Technology documentation for AT89C55-33JC - Microchip Technology.

Datasheets
Cylindrical Battery Holders.pdf
PCN Packaging
MBB/Label Chgs 16/Nov/2018.pdf Transfer to Microchip/Label/Pkg 5/Sep/2016.pdf

Shipment

Delivery Time

In-stock items can be shipped within 24 hours. Some parts will be arranged for delivery within 1-2 days from the date all items arrive at our warehouse. And Allelco ships order once a day at about 17:00, except Sunday. Once the goods are shipped, the estimated delivery time depends on the shipping methods and Delivery destination. The table below shows are the logistic time for some common countries.

Delivery Cost

  1. Use your express account for shipment if you have one.
  2. Use our account for the shipment. Refer to the table below for the approximate charges.
(Different time frame / countries / package size has different price.)

Delivery Method

  1. Global Common Shipment by DHL / UPS / FedEx / TNT / EMS / SF we support.
  2. Others more shipping ways, please get in touch with your customer manager.

Common Countries Logistic Time Reference
Region Country Logistic Time(Day)
America United States 5
Brazil 7
Europe Germany 5
United Kingdom 4
Italy 5
Oceania Australia 6
New Zealand 5
Asia India 4
Japan 4
Middle East Israel 6
DHL & FedEx Shipment Charges Reference
Shipment charges(KG) Reference DHL(USD$)
0.00kg-1.00kg USD$30.00 - USD$60.00
1.00kg-2.00kg USD$40.00 - USD$80.00
2.00kg-3.00kg USD$50.00 - USD$100.00
Note:
The above table is for reference only. There may have some data bias for the uncontrollable factors.
Contact us if you have any questions.

Payment Support

The payment method can be chosen from the methods shown below: Wire Transfer (T/T, Bank Transfer), Western Union, Credit card, PayPal.

Your Faithful Supply Chain Partner -

Contact us if you have any questions.

  1. Phone
    +00852 9146 4856

Certifications & Memberships

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Microchip Technology

AT89C55-33JC

Microchip Technology
32D-AT89C55-33JC

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