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HomeProductsIntegrated Circuits (ICs)Embedded - MicrocontrollersDS87C520-QNL+
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DS87C520-QNL+ - Analog Devices Inc./Maxim Integrated

Manufacturer Part Number
DS87C520-QNL+
Manufacturer
Maxim Integrated
Allelco Part Number
32D-DS87C520-QNL+
ECAD Model
Parts Description
IC MCU 8BIT 16KB OTP 44PLCC
Package
44-LCC (J-Lead)
Data sheet
DS87C520, DS83C520.pdf
RoHs Status
ROHS3 Compliant
Our certification
In stock: 638

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Specifications

DS87C520-QNL+ Tech Specifications
Analog Devices Inc./Maxim Integrated - DS87C520-QNL+ technical specifications, attributes, parameters and parts with similar specifications to Analog Devices Inc./Maxim Integrated - DS87C520-QNL+

Product Attribute Attribute Value  
Manufacturer Maxim Integrated  
Voltage - Supply (Vcc/Vdd) 4.5V ~ 5.5V  
Supplier Device Package 44-PLCC (16.59x16.59)  
Speed 33MHz  
Series 87C  
RAM Size 1K x 8  
Program Memory Type OTP  
Program Memory Size 16KB (16K x 8)  
Peripherals Power-Fail Reset, WDT  
Package / Case 44-LCC (J-Lead)  
Package Tube  
Product Attribute Attribute Value  
Oscillator Type External  
Operating Temperature -40°C ~ 85°C (TA)  
Number of I/O 32  
Mounting Type Surface Mount  
EEPROM Size -  
Data Converters -  
Core Size 8-Bit  
Core Processor 8051  
Connectivity EBI/EMI, SIO, UART/USART  
Base Product Number DS87C520  

Environmental & Export Classifications

ATTRIBUTE DESCRIPTION
RoHs Status ROHS3 Compliant
Moisture Sensitivity Level (MSL) 3 (168 Hours)
REACH Status REACH Unaffected
ECCN 3A991A2
HTSUS 8542.31.0001

Parts Introduction

Manufacturer Part Number

DS87C520-QNL+

Manufacturer

Analog Devices

Introduction

The DS87C520-QNL+ is an 8-bit microcontroller based on the industry-standard 8051 core architecture. It offers a wide range of features and peripherals, making it a versatile choice for various embedded applications.

Product Features and Performance

8-bit 8051 core processor operating at 33 MHz

16 KB of One-Time Programmable (OTP) program memory

1 KB of internal RAM

Extensive peripheral set including UART/USART, SIO, EBI/EMI, power-fail reset, and watchdog timer

32 general-purpose I/O lines

Product Advantages

High-performance 8051 core for efficient code execution

Flexible peripheral set for diverse application needs

Wide operating temperature range of -40°C to 85°C

Surface mount package for compact design integration

Key Reasons to Choose This Product

Proven 8051 architecture with robust performance

Comprehensive peripheral integration to simplify design

Reliable operation across industrial temperature range

Compact surface mount package for space-constrained applications

Quality and Safety Features

Rigorous quality control and testing processes

Compliance with industry safety standards

Robust design for reliable long-term operation

Compatibility

The DS87C520-QNL+ is compatible with other products in the DS87C5x0 series and can be used in a wide range of embedded applications.

Application Areas

Industrial control systems

Automotive electronics

Household appliances

Medical devices

Telecommunications equipment

Product Lifecycle

The DS87C520-QNL+ is an active product, and Analog Devices continues to support it. While there may be equivalent or alternative models available, it's recommended to contact our website's sales team for the latest information and guidance on product selection.

Parts with Similar Specifications

The three parts on the right have similar specifications to Analog Devices Inc./Maxim Integrated DS87C520-QNL+

Product Attribute DS87C520-QNL+ DS87C520-MCL+ DS87C520-QCL+ DS87C520-ENL
Part Number DS87C520-QNL+ DS87C520-MCL+ DS87C520-QCL+ DS87C520-ENL
Manufacturer Analog Devices Inc./Maxim Integrated Analog Devices Inc./Maxim Integrated Analog Devices Inc./Maxim Integrated Analog Devices Inc./Maxim Integrated
Peripherals Power-Fail Reset, WDT Power-Fail Reset, WDT Power-Fail Reset, WDT Power-Fail Reset, WDT
EEPROM Size - - - -
Package / Case 44-LCC (J-Lead) 40-DIP (0.600", 15.24mm) 44-LCC (J-Lead) 44-TQFP
Speed 33MHz 33MHz 33MHz 33MHz
Number of I/O 32 32 32 32
Operating Temperature -40°C ~ 85°C (TA) 0°C ~ 70°C (TA) 0°C ~ 70°C (TA) -40°C ~ 85°C (TA)
Connectivity EBI/EMI, SIO, UART/USART EBI/EMI, SIO, UART/USART EBI/EMI, SIO, UART/USART EBI/EMI, SIO, UART/USART
Core Size 8-Bit 8-Bit 8-Bit 8-Bit
Base Product Number DS87C520 DS87C520 DS87C520 DS87C520
Mounting Type Surface Mount Through Hole Surface Mount Surface Mount
RAM Size 1K x 8 1K x 8 1K x 8 1K x 8
Program Memory Size 16KB (16K x 8) 16KB (16K x 8) 16KB (16K x 8) 16KB (16K x 8)
Voltage - Supply (Vcc/Vdd) 4.5V ~ 5.5V 4.5V ~ 5.5V 4.5V ~ 5.5V 4.5V ~ 5.5V
Program Memory Type OTP OTP OTP OTP
Supplier Device Package 44-PLCC (16.59x16.59) 40-PDIP 44-PLCC (16.59x16.59) 44-TQFP (10x10)
Series 87C 87C 87C 87C
Data Converters - - - -
Core Processor 8051 8051 8051 8051
Oscillator Type External External External External
Package Tube Tube Tube Tray

DS87C520-QNL+ Datasheet PDF

Download DS87C520-QNL+ pdf datasheets and Analog Devices Inc./Maxim Integrated documentation for DS87C520-QNL+ - Analog Devices Inc./Maxim Integrated.

Datasheets
DS87C520, DS83C520.pdf
Environmental Information
Maxim Integrated RoHS Cert.pdf Material Declaration DS87C520-QNL+.pdf
Application Notes
High-Speed Microcontroller Users Guide.pdf Interfacing 8051-based Microcontrollers to an SCI .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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DS87C520-QNL+ Image

DS87C520-QNL+

Analog Devices Inc./Maxim Integrated
32D-DS87C520-QNL+

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