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SN74AC126

ACTIVE

4-ch, 2V-to-6V noninverting buffers with three-state outputs

Product details

Rating Catalog Operating temperature range (°C) to
Rating Catalog Operating temperature range (°C) to
WQFN (BQA) 14 7.5 mm² (3 mm × 2.5 mm) TSSOP (PW) 14 32 mm² (5 mm × 6.4 mm)
  • Wide operating range of 1.5V to 6V
  • Inputs accept voltages up to 6V
  • Continuous ±24mA output drive at 5V
  • Supports up to ±75mA output drive at 5Vin short bursts
  • Drives 50Ω transmission lines
  • Maximum tpd of 6.6ns at 5V, 50pF load
  • Wide operating range of 1.5V to 6V
  • Inputs accept voltages up to 6V
  • Continuous ±24mA output drive at 5V
  • Supports up to ±75mA output drive at 5Vin short bursts
  • Drives 50Ω transmission lines
  • Maximum tpd of 6.6ns at 5V, 50pF load

The SN74AC126 contains four independent buffers with 3-state outputs.

The SN74AC126 contains four independent buffers with 3-state outputs.

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SN74HCS126 ACTIVE Schmitt-trigger inputs quadruple bus buffer gates with 3-state outputs Voltage range 2V to 6V, average propagation delay 20ns, average drive strength 8mA
SN74AHC126 ACTIVE 4-ch, 2-V to 5.5-V buffers with 3-state outputs Voltage range 2V to 5.5V, average propagation delay 12ns, average drive strength 9mA

Technical documentation

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* Data sheet SN74AC126 Quadruple Non-Inverting Buffers with 3-State Outputs datasheet PDF | HTML Aug 6, 2025

Design & development

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Evaluation board

14-24-LOGIC-EVM — Logic product generic evaluation module for 14-pin to 24-pin D, DB, DGV, DW, DYY, NS and PW packages

The 14-24-LOGIC-EVM evaluation module (EVM) is designed to support any logic device that is in a 14-pin to 24-pin D, DW, DB, NS, PW, DYY or DGV package,

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Evaluation board

14-24-NL-LOGIC-EVM — Logic product generic evaluation module for 14-pin to 24-pin non-leaded packages

14-24-NL-LOGIC-EVM is a flexible evaluation module (EVM) designed to support any logic or translation device that has a 14-pin to 24-pin BQA, BQB, RGY, RSV, RJW or RHL package.

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Package Pins CAD symbols, footprints & 3D models
WQFN (BQA) 14 Ultra Librarian
TSSOP (PW) 14 Ultra Librarian

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