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DS89C450-QNL+ The DS89C450-QNL+ is an 8-Bit microcontroller from Analog Devices / Maxim Integrated. It features 64KB of FLASH program memory and operates at 33MHz.
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DS89C450-QNL+

Available from 1 distributors
Mfr Name: Analog Devices / Maxim Integrated
Analog Devices / Maxim Integrated
The DS89C450-QNL+ is an 8-Bit microcontroller from Analog Devices / Maxim Integrated. It features 64KB of FLASH program memory and operates at 33MHz.
✓ Total Stock: 10 pcs

DS89C450-QNL+ Available from 1 distributor

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Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Risen Electronics ✓
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10 pcs
On Request
10 pcs On Request 1 On Request On Request On Request On Request 2026-02-23 21:33:16
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DS89C450-QNL+ Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Connectivity
Core Processor
Core Size
Lead Spacing
Lead Style
Mounting Type
Number of I
Operating Temperature
Oscillator Type
Peripherals
Program Memory Size
Program Memory Type
RAM Size
Speed
Supplier Device Package
Voltage
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DS89C450-QNL+ Description

Short technical summary and product information.

This 8-Bit microcontroller, part number DS89C450-QNL+, is manufactured by Analog Devices / Maxim Integrated. It offers 64KB of FLASH program memory and 1KB of RAM, with a core processor based on the 8051 architecture. The device operates at a speed of 33MHz and requires an operating voltage between 4.5V and 5.5V.

 

Designed for surface mounting, the DS89C450-QNL+ comes in a 44-PLCC package. Its operating temperature range is -40°C to 85°C (TA). Key peripherals include Power-Fail Reset and WDT, with connectivity options such as EBI/EMI, SIO, and UART/USART. The oscillator type is external, and it supports 32 I/O lines.

DS89C450-QNL+ Quick Information

Product Type: Microcontroller
Canonical Name: Analog Devices / Maxim Integrated DS89C450-QNL+ 8-Bit Microcontroller
Subcategory: 8-Bit

DS89C450-QNL+ Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

DS89C450-QNL+ Features

  • 8-Bit 8051 core processor.
  • 64KB FLASH program memory.
  • 1KB RAM size.
  • 33MHz operating speed.
  • Surface mount 44-PLCC package.

DS89C450-QNL+ Applications

  • Embedded control systems
  • Industrial automation devices
  • Consumer electronics
  • Automotive applications

DS89C450-QNL+ FAQs

5 frequently asked questions generated from this part’s specifications.
What is the operating voltage for the DS89C450-QNL+?

The operating voltage is 4.5V to 5.5V.

What package type is the DS89C450-QNL+ supplied in?

It is supplied in a 44-LCC (J-Lead) package.

What is the operating temperature range for this microcontroller?

The operating temperature range is -40°C to 85°C (TA).

What is the program memory size of the DS89C450-QNL+?

The program memory size is 64KB (64K x 8).

What type of program memory does the DS89C450-QNL+ use?

It uses FLASH program memory.

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