SN74AUC1G240DCKR

Buffers, Drivers, Receivers, Transceivers Overview

The SN74AUC1G240DCKR is a single buffer/driver with 3-state output from the Texas Instruments AUC logic series. It operates within a supply voltage range of 0.8 V to 2.7 V and supports mixed-mode I/O up to 3.6 V. The device features ±8-mA output drive at 1.8 V and a maximum propagation delay of 2.5 ns at 1.8 V. It utilizes the SC-70 (DCK) package with five pins, providing low power consumption with a maximum ICC of 10 µA.

Buffers, Drivers, Receivers, Transceivers Feature Summary

• Supports partial-power-down mode via Ioff circuitry to prevent damaging current backflow
• Optimized for 1.8-V operation while remaining tolerant to 3.6-V I/O signals
• Provides high ESD protection exceeding JESD 22 standards

Buffers, Drivers, Receivers, Transceivers Applications

• Mixed-mode signal environments requiring level translation
• Partial-power-down applications utilizing Ioff functionality
• High-speed data bus buffering and driving

Buffers, Drivers, Receivers, Transceivers Procurement Notes

Verify the specific ordering suffix against the manufacturer's Package Option Addendum to confirm the exact physical package type and marking details. Ensure compatibility with the required operating temperature range and moisture sensitivity level before procurement. Cross-reference the active production status to confirm availability.

Buffers, Drivers, Receivers, Transceivers Selection Notes

Select this component when a single-channel driver with 3-state control is required in a compact SC-70 footprint. It is suitable for designs needing sub-1-V operability combined with 3.6-V tolerance. Consider the specific propagation delay requirements at the target supply voltage when choosing between similar AUC family members.

Buffers, Drivers, Receivers, Transceivers Part Context

This part belongs to the SN74AUC1Gxx series of ultra-low-power single-gate logic devices. The AUC family is designed for portable and battery-operated applications due to its wide voltage range and low static current. The DCK suffix specifically denotes the SC-70 surface-mount package variant.

Buffers, Drivers, Receivers, Transceivers Replacement Considerations

SN74AUC1G240DBVR

Buffers, Drivers, Receivers, Transceivers FAQ

How does the device handle partial-power-down conditions?

The device includes Ioff circuitry that disables the outputs when powered down, preventing damaging current backflow through the device.

What is the input voltage tolerance relative to the supply voltage?

The inputs are tolerant to 3.6 V, allowing the device to support mixed-mode signal operations even when the supply voltage is lower.