Home / Products / Real Time Clocks / National Semiconductor / DP8570AV

National Semiconductor DP8570AV

IC RTC TIMER PERIPH PAR 28PLCC

Answer first: this page is a purchasing reference for the exact part number DP8570AV from National Semiconductor. Use it to start datasheet, package, manufacturer and RFQ verification; do not treat page text as a live stock, price or lead-time promise.

Manufacturer: National Semiconductor Category: Real Time Clocks Part number: DP8570AV Package: 28-LCC (J-Lead) RFQ verification required

Key Parameters

Part NumberDP8570AV
ManufacturerNational Semiconductor
CategoryReal Time Clocks
package28-LCC (J-Lead)
series-
packagingBulk
product statusActive
param 1Not Verified
param 2Timer Clock Peripheral (TCP)
param 3Alarm, Leap Year
param 444B
param 5HH:MM:SS:hh (12/24 hr)
param 6YY-MM-DD-dd
param 7Parallel
param 84.5V ~ 5.5V
param 92.2V ~ 5.1V
param 101µA @ 5V
param 11-40°C ~ 85°C
param 12Surface Mount
param 13-
param 14-
param 1528-PLCC (11.51x11.51)

Parameters are provided for purchasing review. Confirm package, suffix, lifecycle status, datasheet revision and approved substitutes before ordering.

How to Verify DP8570AV Before Ordering

Datasheet and parameter checks

  • Confirm the full manufacturer part number, not only a shortened search keyword.
  • Compare package, pinout, dimensions, voltage or rating fields, temperature range and compliance wording against the released BOM.
  • Use the manufacturer datasheet or drawing for electrical and mechanical limits before approving a substitute.

RFQ fields SENICO needs

  • Send exact part number, manufacturer, quantity, target delivery date, destination and required packaging.
  • State whether alternates are allowed, and list any date-code, certificate, traceability or customer AVL requirement.
  • Keep exact stock, factory lead time and proposed alternatives in separate quote lanes.

For DP8570AV, SENICO recommends checking manufacturer marking, package, date code, requested quantity, approved vendor requirements and replacement risk before issuing a purchase order. If a supplier suggests an equivalent, record the changed fields and approval owner before comparing price.

We do not treat displayed data as a real-time stock or price commitment. The RFQ reply is the verified commercial reference.

Related buying guides: stock and lead-time verification, equivalent IC comparison, and BOM RFQ preparation.