Nexperia 18-Bit Non-Inverting TTL Bus Transceiver, 20-Pin SOT-8020 74LVC245ABZX

The Nexperia 74LVC245ABZX is an 18-bit bus transceiver designed for digital bus interfacing applications in industrial, electronic, and mixed-voltage environments. Featuring a 20-pin SOT-8020 surface mount package, it provides high-speed CMOS performance with low power consumption.

This transceiver supports non-inverting TTL logic at inputs and outputs, enabling seamless translation between 3.3 V and 5 V logic levels. It incorporates direction control (DIR) and output enable (OE) pins to manage bus direction and put outputs into a high-impedance state when disabled, allowing multiple devices to share a bus line safely.

Schmitt-trigger action on all inputs ensures reliability even with slower signal transitions, improving noise immunity in complex circuit designs. The integrated IOFF circuitry disables outputs during power-down conditions to eliminate potential damage from backflow currents, supporting partial power down applications effectively.

Operating across a wide supply voltage range of 1.2 V to 3.6 V and with a maximum operating temperature of 125 °C, this device suits varied industrial and commercial environments. The maximum propagation delay of 4.1 ns guarantees fast data transfer on system buses.

The Nexperia 74LVC245ABZX conforms to RoHS environmental standards, promoting safe disposal and usage. Its compact form factor reduces board space and improves layout flexibility in complex electronic assemblies.

The device provides 18 bidirectional non-inverting channels with 3-state outputs. Compatible with TTL input and output levels for easy integration. Wide supply voltage range supports both 3.3 V and 5 V systems. Incorporates protective IOFF circuit for partial power-down operations.

Schmitt-trigger inputs improve noise immunity and stable switching. Suitable for use in industrial electronic and embedded systems. Compact SOT-8020 surface mount package aids in dense PCB layouts.

This bus transceiver is ideal for applications including industrial control systems, digital communication buses, embedded microprocessor systems, and mixed-voltage logic level interfaces within electronic assemblies. Its robust operating temperature range and low power characteristics make it well suited for demanding environments requiring reliable performance.

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