SN74ACT11PWRQ1

Overview

The SN74ACT11PWRQ1 is an automotive-grade triple 3-input AND gate from the Texas Instruments SN74ACT11-Q1 series. It operates within a supply voltage range of 4.5V to 5.5V and supports a wide operating temperature range from -40°C to +125°C. The device features TTL-compatible CMOS inputs and balanced push-pull outputs capable of continuous ±24mA drive current, with short-burst support up to ±75mA. Propagation delays are specified at a maximum of 8ns at VCC = 5V. It is qualified under AEC-Q100 standards for automotive applications.

Feature Summary

• AEC-Q100 qualified for automotive environments with defined temperature grades and ESD classification levels.
• TTL-compatible CMOS inputs designed for direct interfacing with legacy logic devices.
• Balanced CMOS push-pull outputs providing symmetric sourcing and sinking capabilities.
• Available in packages featuring wettable flanks to facilitate automatic optical inspection.

Applications

• Combining power good signals
• Combining enable signals
• Direct control of motor controller reset pins

Procurement Notes

Verify that the specific orderable part number matches the required package type, as the SN74ACT11-Q1 family includes both TSSOP and WQFN options. Confirm the suffix indicates the correct reel quantity and material finish. Ensure the procurement documentation references the active production status and RoHS compliance details provided in the manufacturer's addendum.

Selection Notes

Select this component when designing systems requiring three independent AND functions with high-speed performance in automotive environments. The TTL-compatible input thresholds simplify interface design with older logic families. Consider the thermal characteristics and output drive limits if driving heavy capacitive loads or transmission lines directly.

Part Context

This device belongs to the SN74ACT11-Q1 family of automotive logic gates. It provides Boolean logic functionality (Y = A • B • C) using advanced CMOS technology. The product line is designed to meet rigorous automotive reliability standards while maintaining compatibility with standard 5V logic systems.

Replacement Considerations

Catalog versions such as SN74ACT11 may be considered for non-automotive designs. Military variants like SN54ACT11 are available for specialized defense requirements. Verify pinout and electrical specifications match before substituting.

FAQ

What is the maximum propagation delay for this device?

The maximum propagation delay is 8ns when measured at a supply voltage of 5V.

How should unused inputs be handled?

Unused TTL-compatible CMOS inputs must not be left floating. They should be terminated to either VCC or ground, typically using a pull-up or pull-down resistor.

Is the device suitable for driving 50Ω transmission lines?

Yes, the datasheet specifies that the device can drive 50Ω transmission lines due to its fast operation and output drive capabilities.