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Fairchild Semiconductor CD4049UBCSJX

IC INVERTER 6CH 1-INP 16SOP

Answer first: this page is a purchasing reference for the exact part number CD4049UBCSJX 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 Category: Gates and Inverters Part number: CD4049UBCSJX Package: 16-SOIC (0.209", 5.30mm Width) RFQ verification required

Key Parameters

Part NumberCD4049UBCSJX
ManufacturerFairchild Semiconductor
CategoryGates and Inverters
package16-SOIC (0.209", 5.30mm Width)
series4000B
packagingBulk
product statusObsolete
param 1Inverter
param 26
param 31
param 4-
param 53V ~ 15V
param 64 µA
param 77.2mA, 29mA
param 81V ~ 3V
param 94V ~ 12V
param 1035ns @ 15V, 50pF
param 11-55°C ~ 125°C
param 12-
param 13-
param 14Surface Mount
param 1516-SOP

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

How to Verify CD4049UBCSJX 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 CD4049UBCSJX, 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.