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Texas Instruments SN74LS19ADR

IC INVERT SCHMITT 6CH 1IN 14SOIC

Answer first: this page is a purchasing reference for the exact part number SN74LS19ADR from Texas Instruments. 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: Texas Instruments Part number: SN74LS19ADR Package: 14-SOIC (0.154", 3.90mm Width) RFQ verification required

Key Parameters

Part NumberSN74LS19ADR
ManufacturerTexas Instruments
CategoryGates and Inverters
package14-SOIC (0.154", 3.90mm Width)
series74LS
packagingTape & Reel (TR)
product statusActive
param 1Inverter
param 26
param 31
param 4Schmitt Trigger
param 54.75V ~ 5.25V
param 6-
param 7400µA, 8mA
param 80.75V
param 92.15V
param 1030ns @ 5V, 15pF
param 110°C ~ 70°C
param 12-
param 13-
param 14Surface Mount
param 1514-SOIC

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

How to Verify SN74LS19ADR 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 SN74LS19ADR, 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.