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Product Detailed Parameters
- Description：IC GATE NAND 4CH 2-INP 14SOIC
- Series：74AHCT
- Mfr：Texas Instruments
- Package：Tape & Reel (TR),Cut Tape (CT),Bulk
- Logic Type：NAND Gate
- Number of Circuits：4
- Number of Inputs：2
- Features：-
- Voltage - Supply：4.5V ~ 5.5V
- Current - Quiescent (Max)：2 µA
- Current - Output High, Low：8mA, 8mA
- Input Logic Level - Low：0.8V
- Input Logic Level - High：2V
- Max Propagation Delay @ V, Max CL：7.9ns @ 5V, 50pF
- Operating Temperature：-55°C ~ 125°C
- Mounting Type：Surface Mount
- Supplier Device Package：14-SOIC
- Package / Case：14-SOIC (0.154", 3.90mm Width)
- Grade：-
- Qualification：-
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Overview
The SN74AHCT00MDREP is a military-enhanced quad 2-input positive-NAND gate manufactured by Texas Instruments. It belongs to the SN74AHCT series, utilizing CMOS technology with TTL-compatible inputs. The device operates within a supply voltage range of 4.5 V to 5.5 V and features low static power consumption. It provides four independent NAND gates in a single package, offering high noise immunity and fast switching speeds suitable for demanding environments.
Feature Summary
- Military-grade reliability and enhanced performance specifications
- TTL-compatible input logic levels for direct interfacing
- Low static power consumption characteristic of CMOS design
Applications
- Military aerospace systems requiring robust logic control
- High-reliability communication equipment
- Industrial automation controllers operating in harsh conditions
Procurement Notes
Verify the specific suffix 'MDREP' against official Texas Instruments documentation to confirm military enhancement status and exact pinout configuration. Ensure compatibility with system voltage requirements and thermal management needs before integration. Cross-reference datasheet revisions for any updates to mechanical dimensions or electrical characteristics.
Selection Notes
Select this component when military-grade reliability is required alongside standard TTL logic compatibility. It serves as a suitable replacement for standard commercial variants in applications where extended temperature ranges and radiation hardness are critical. Consider package availability and lead times associated with specialized military production lines.
Part Context
This part is part of the SN74AHC/AHCT family, known for high-speed operation and wide voltage flexibility. The 'EP' designation indicates an enhanced product variant, often featuring stricter testing and qualification standards compared to standard commercial parts. It fits within the broader category of high-performance logic ICs designed for complex digital systems.
Replacement Considerations
Check for SN74AHCT00MPWREP or SN74AHCT00DRE4 as potential functional equivalents, noting differences in package type (TSSOP vs SOIC) and specific military qualification levels. Verify that substitute parts meet the same environmental and electrical specifications required by the application.
