74AHCT1G08DCKRE4

Overview

The SN74AHCT1G08DCKRE4 is a single 2-input AND gate from the Texas Instruments 74AHCT logic family. It operates within a supply voltage range of 4.5 V to 5.5 V and features TTL-compatible inputs. The device provides an output current capability of 8 mA for both high and low states, with a maximum propagation delay of 7.9 ns at 5 V with a 50 pF load. It is housed in a compact SC-70 (SOT-353) surface-mount package and supports an operating temperature range from -40°C to +125°C.

Feature Summary

• TTL-compatible input thresholds enable direct interfacing with legacy 5 V TTL logic systems.
• High-speed performance characterized by a propagation delay of 7.9 ns under standard test conditions.
• Robust output drive capability delivering 8 mA source and sink currents.

Applications

• Digital signal processing interfaces requiring level translation between TTL and CMOS domains
• Embedded system control logic for microcontroller peripheral management
• Consumer electronics circuitry utilizing 5 V power rails

Procurement Notes

Verify the specific suffix 'RE4' against the manufacturer's official documentation to confirm exact reel specifications and tape-and-reel dimensions. Ensure compatibility with automated pick-and-place equipment regarding the SC-70 package footprint. Confirm RoHS compliance status through the latest datasheet revision before finalizing procurement orders.

Selection Notes

Select this component when interfacing with TTL-level signals in a 5 V environment. The AHCT series is appropriate where noise immunity and speed are prioritized over ultra-low power consumption. Consider the SC-70 package constraints for PCB space limitations compared to larger packages like SOT-23 or TSSOP.

Part Context

This part belongs to the 74AHCT1G08 family of single 2-input AND gates. The AHCT designation indicates advanced high-speed CMOS technology with TTL-compatible inputs, designed for 5 V operation. The DCK package code identifies the SC-70 surface-mount form factor, which is widely used in portable and space-constrained electronic designs.

Replacement Considerations

SN74AHCT1G08DCKR is a verified substitute offering identical electrical characteristics and pinout configuration within the same SC-70 package.

FAQ

What is the input threshold voltage characteristic?

The device features TTL-compatible input thresholds, allowing it to interface directly with 5 V TTL logic outputs without additional level shifting components.

Does the device include Schmitt trigger inputs?

No, the SN74AHCT1G08DCKRE4 does not feature Schmitt trigger inputs; it utilizes standard CMOS input structures compatible with TTL levels.