DP8570AV

$22.69

Description：IC RTC TIMER PERIPH PAR 28PLCC
Series：-

SKU:9b21bddca63d Category: Real Time Clocks Brand: National Semiconductor

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Product introduction

Product Detailed Parameters

Description：IC RTC TIMER PERIPH PAR 28PLCC
Series：-
Package：Bulk
Mfr：National Semiconductor
Type：Timer Clock Peripheral (TCP)
Features：Alarm, Leap Year
Memory Size：44B
Time Format：HH:MM:SS:hh (12/24 hr)
Date Format：YY-MM-DD-dd
Interface：Parallel
Voltage - Supply：4.5V ~ 5.5V
Voltage - Supply, Battery：2.2V ~ 5.1V
Current - Timekeeping (Max)：1µA @ 5V
Operating Temperature：-40°C ~ 85°C
Mounting Type：Surface Mount
Grade：-
Qualification：-
Package / Case：28-LCC (J-Lead)
Supplier Device Package：28-PLCC (11.51x11.51)

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DP8570AV

Overview

The DP8570AV is a Timer Clock Peripheral (TCP) manufactured by National Semiconductor, now part of Texas Instruments. It integrates a real-time clock and calendar function with parallel bus interface capabilities. The device supports YY-MM-DD-dd date formats and HH:MM:SS:hh time formats in both 12-hour and 24-hour modes. It includes 32 bytes of static RAM for data storage. Operating within a voltage range of 4.5 V to 5.5 V, it functions reliably between -40°C and +85°C. The component is housed in a PLCC-28 package and features backup switching for continuous operation during power loss.

Feature Summary

Integrated Real-Time Clock (RTC) and Calendar functionality
Parallel bus interface for system connectivity
32-byte static RAM for user data storage
Supports 12-hour and 24-hour time formats

Applications

Personal computer systems requiring precise timekeeping
Industrial control units needing calendar tracking
Data logging equipment with timestamp requirements

Part Context

The DP8570AV belongs to the DP8570A series of Timer Clock Peripherals. It serves as a legacy timing solution for systems utilizing parallel interfaces. The 'V' suffix typically denotes a specific package variant or temperature grade within the National Semiconductor product line, now managed under Texas Instruments' portfolio following their acquisition.

How to buy

Online and offline orders are supported. If the item is available for online purchase, you can place it in the cart; for wholesale pricing, please contact our product manager for a quote.

Payment Method

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Delivery time

In-stock items usually ship within 24 hours. Otherwise, shipment is arranged 1 to 2 days after the items arrive at our warehouse. Timing depends on destination and shipping method.

Freight calculation

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Mode of Transportation

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Return and Refund

Returns are accepted within 60 days of invoice with RMA approval. Items must be resalable; original invoice and test report are required. No returns for customer errors.