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Fairchild Semiconductor DM74LS74ASJX

D FLIP-FLOP

Answer first: this page is a purchasing reference for the exact part number DM74LS74ASJX from Fairchild 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: Fairchild Semiconductor Part number: DM74LS74ASJX Package: 14-SOIC (0.209", 5.30mm Width) RFQ verification required

Key Parameters

Part NumberDM74LS74ASJX
ManufacturerFairchild Semiconductor
CategoryFlip Flops
package14-SOIC (0.209", 5.30mm Width)
series74LS
packagingBulk
product statusActive
param 1Set(Preset) and Reset
param 2D-Type
param 3Complementary
param 42
param 51
param 620 MHz
param 735ns @ 5V, 50pF
param 8Positive Edge
param 9400µA, 8mA
param 104.75V ~ 5.25V
param 118 mA
param 12-
param 130°C ~ 70°C (TA)
param 14-
param 15-
param 16Surface Mount
param 1714-SOP

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

How to Verify DM74LS74ASJX 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 DM74LS74ASJX, 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.