SN74LVC541AQPWRCT Texas Instruments Integrated Circuit (Small Outline Packages) In Stock
The SN74LVC541AQPWRCT is an automotive-grade 8-channel octal buffer with 3-state outputs, operating from 2V to 3.6V supply. It features two output-enable controls for bus management in safety-critical automotive applications. Available from stock worldwide for seamless integration into automotive-grade designs.
- Manufacturer
- Texas Instruments
- Package
- Small Outline Packages
- Pin Count
- 20
- Lifecycle
- ACTIVE
- Datasheet
- SN74LVC541AQPWRCT Datasheet PDF
- Category
- Integrated Circuit
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- AEC-Q100 automotive-qualified 8-channel buffer with 3-state outputs, designed for safety-critical vehicle electronics operating at 2V to 3.6V
- Dual active-low output-enable inputs (OE1 and OE2) provide flexible bus control and high-impedance state management on shared data lines
- LVC-family low-voltage CMOS technology delivers fast propagation speeds with minimal power consumption suitable for automotive ECU and infotainment systems
Applications
The SN74LVC541AQPWRCT is designed for automotive bus buffering and signal isolation in ECUs, ADAS modules, and infotainment systems requiring AEC-Q100 compliance. Its 3-state output capability makes it ideal for multiplexed data buses where multiple drivers share a common line. The 2V to 3.6V operating range supports modern low-voltage automotive microcontrollers and FPGAs.
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
Alternate & Equivalent Parts
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What is the supply voltage range and automotive qualification of the SN74LVC541AQPWRCT?
The SN74LVC541AQPWRCT operates from a 2V to 3.6V supply voltage and is AEC-Q100 qualified for automotive applications. This qualification ensures reliable operation across the temperature and stress conditions required for vehicle electronics, including engine control and body control modules.
How do the output-enable controls work on the SN74LVC541AQPWRCT?
The SN74LVC541AQPWRCT features two active-low output-enable inputs (OE1 and OE2) that must both be low to enable the outputs. When either enable is high, all eight outputs enter the high-impedance (3-state) condition, allowing safe sharing of common bus lines without bus contention.
What package is the SN74LVC541AQPWRCT and how is it supplied?
The SN74LVC541AQPWRCT is supplied in a TSSOP-20 (TSSOP with 20 pins) surface-mount package on tape and reel, indicated by the CT suffix. This packaging is optimized for high-volume automated PCB assembly in automotive production lines.
What are common applications for the SN74LVC541AQPWRCT in automotive designs?
Common automotive applications include data bus buffering in ECUs, CAN bus interface circuits, GPIO expansion for microcontrollers, and address or data bus isolation in automotive infotainment and ADAS modules. Its 3-state outputs enable safe bus sharing between multiple devices on the same signal lines.
Is the SN74LVC541AQPWRCT compatible with 5V-tolerant inputs?
Yes, the SN74LVC541AQPWRCT inputs are 5V-tolerant even though the device operates from a 2V to 3.6V supply, enabling direct interfacing with legacy 5V logic systems. This makes it easy to use in mixed-voltage automotive designs without additional level-shifting components.
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Texas Instruments (TI) is a global semiconductor company headquartered in Dallas, Texas. TI designs and manufactures analog and embedded processing chips used in industrial, automotive, consumer, communications, and enterprise systems.
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