Texas Instruments SN74AHCT126QDREP Microcontrollers
Quad 3-State Buffer IC, 4-Bit, CMOS, 5.5V, SOIC
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
SN74AHCT126QDREP
Series
Base Model
Detailed Description
Quad 3-State Buffer IC, 4-Bit, CMOS, 5.5V, SOIC
Package
14-SOIC (0.154", 3.90mm Width)
Lifecycle Status
Active
Datasheet
SN74AHCT126QDREP Datasheet
Quick Jump:
Technical Specifications
Texas Instruments SN74AHCT126QDREP Microcontrollers technical specifications.
General
Package / Case
14-SOIC
Mounting Type
Surface Mount
Operating Temperature
-40°C ~ 125°C (TA)
Supply Voltage
4.5V ~ 5.5V
Lifecycle Status
Active
Output Type
3-State
Number of Elements
4
Logic Type
Buffer, Non-Inverting
Number of Bits Per Element
1
Current Output High Low
8mA, 8mA
Alternate Parts Comparison (SN74AHCT126QDREP vs SN74AHCT14QDRG4Q1 vs SN74AHCT00DRE4 vs SN74AHCT02RGYR)
Side-by-side technical parameter comparison of related primary models in this product family.
| This Part | Alternate Parts | Alternate Parts | Alternate Parts | |
|---|---|---|---|---|
| Package / Case | 14-SOIC | SOIC | 14-SOIC | 14-VFQFN Exposed Pad |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Operating Temperature | -40°C ~ 125°C (TA) | -40°C ~ 125°C | -40°C ~ 85°C | -40°C ~ 85°C |
| Supply Voltage | 4.5V ~ 5.5V | 5 V | 4.5V ~ 5.5V | 4.5V ~ 5.5V |
| Current Output High Low | 8mA, 8mA | 8mA, 8mA | 8mA, 8mA | 8mA, 8mA |
| Logic Type | Buffer, Non-Inverting | Inverter | NAND Gate | NOR Gate |
| Lifecycle Status | Active | Active | -- | Active |
| Current Quiescent Max | -- | 2 µA | 2 µA | 2 µA |
| Max Propagation Delay V Max Cl | -- | 8ns @ 5V, 50pF | 7.9ns @ 5V, 50pF | 7.5ns @ 5V, 50pF |
| Number of Circuits | -- | 6 | 4 | 4 |
| Number of Inputs | -- | 1 | 2 | 2 |
| Action |
Cross Reference
Manufacturer-stated alternates from official cross-reference tools. These are not a guaranteed pin-compatible drop-in. Qualify package, pinout, and electrical limits against the datasheet before a board change. See cross-reference vs drop-in compatible .
Suggested replacements
MC74VHCT126ADR2GonsemiDirectonsemi
Pin YesPkg YesElec Yes
Buffer, Non-Inverting 4 Element 1 Bit per Element 3-State Output 14-SOIC
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