AT89LP428-20PU The AT89LP428-20PU is an 8-bit microcontroller from Atmel, featuring 4KB of Flash memory and a 20MHz clock speed. It is housed in a 28-DIP package.
Mfr Part #:

AT89LP428-20PU

Available from 1 distributors
Mfr Name: ATM
ATM
The AT89LP428-20PU is an 8-bit microcontroller from Atmel, featuring 4KB of Flash memory and a 20MHz clock speed. It is housed in a 28-DIP package.
✓ Total Stock: 7,039 pcs
$ Price Range: $5.55

AT89LP428-20PU Available from 1 distributor

✓ Authorised
✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Non-Authorised Inventory information
7,039 pcs
7039 pcs On Request 1 On Request On Request 11+ On Request On Request

AT89LP428-20PU Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
AEC Qualified
Automotive Grade
Core Size
EEPROM Size
Features
Industrial Grade
Lead Spacing
Medical Grade
Military Grade
Mounting Type
Peripherals
RAM Size
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Tape & Reel

AT89LP428-20PU Description

Short technical summary and product information.

The AT89LP428-20PU is an 8-bit microcontroller manufactured by Atmel, now part of Microchip. It is built on the 8051 core architecture and operates at a maximum clock speed of 20MHz.

 

This microcontroller offers 4KB of Flash memory for program storage and 768 bytes of RAM for data. It also includes 512 bytes of EEPROM for non-volatile data storage. The device supports SPI and UART/USART communication interfaces and features peripherals such as Watchdog Timer (WDT), Power-On Reset (POR), and Pulse Width Modulation (PWM).

 

With 30 I/O pins, the AT89LP428-20PU is suitable for a variety of embedded applications. It operates within a voltage range of 2.4V to 5.5V and has an operating temperature range of -40°C to 85°C.

 

The component is supplied in a 28-DIP (Dual In-line Package) with a lead spacing of 0.300 inches (7.62mm). The mounting type is through-hole.

AT89LP428-20PU Quick Information

Product Type: Microcontroller
Canonical Name: AT89LP428-20PU 8-bit Microcontroller
Subcategory: 8-bit Microcontroller

AT89LP428-20PU Compliance

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

AT89LP428-20PU Estimated Pricing

Qty Low High
1+ $5.55 $5.55

Estimated market price range - modelled values for guidance only, not live distributor offers.

AT89LP428-20PU Features

  • 8-bit 8051 microcontroller core.
  • Up to 20MHz clock speed.
  • 4KB Flash memory.
  • 30 programmable I/O pins.
  • Operates from 2.4V to 5.5V.

AT89LP428-20PU Applications

  • Suitable for general embedded control.
  • Used in industrial automation systems.
  • Applicable for consumer electronics.
  • Ideal for data acquisition tasks.

AT89LP428-20PU FAQs

7 frequently asked questions generated from this part’s specifications.
What is the core architecture of the AT89LP428-20PU?

The AT89LP428-20PU is based on the 8051 microcontroller core.

What is the maximum clock speed for the AT89LP428-20PU?

The maximum clock speed for the AT89LP428-20PU is 20MHz.

How much Flash memory does the AT89LP428-20PU have?

The AT89LP428-20PU has 4KB of Flash memory.

What are the available communication interfaces on the AT89LP428-20PU?

The AT89LP428-20PU supports SPI and UART/USART communication interfaces.

What is the operating voltage range for the AT89LP428-20PU?

The AT89LP428-20PU operates within a voltage range of 2.4V to 5.5V.

What is the operating temperature range of the AT89LP428-20PU?

The AT89LP428-20PU has an operating temperature range of -40°C to 85°C.

What package type is the AT89LP428-20PU supplied in?

The AT89LP428-20PU is supplied in a 28-DIP package.

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