Product Overview: 74LVC245APW from NXP
The 74LVC245APW is a high-performance, low-voltage, octal bidirectional level shifter manufactured by NXP Semiconductors. Designed for use in applications that require the bidirectional translation of signals between different voltage domains, this integrated circuit is part of the LVC family, which is known for its low-power consumption and high-speed operation.
Key Features
- Octal Bidirectional Transceiver: The device includes 8 bidirectional data lines, providing ample connectivity for data transfer between systems.
- Wide Voltage Range: It operates at a voltage range of 1.2V to 3.6V on the A port and 2.7V to 5.5V on the B port, making it versatile for interfacing between low voltage and standard logic level circuits.
- High-Speed Operation: With a maximum propagation delay of only 3.7ns, the 74LVC245APW ensures fast signal transmission, which is critical for high-speed data applications.
- 5V Tolerant I/O Ports: Inputs and outputs are tolerant to 5V, even when the device is powered off, which allows for mixed-voltage mode operation and provides design flexibility.
- Low Power Consumption: It features a reduced power consumption, which is essential for battery-operated and power-sensitive devices.
- Bus Hold Function: Integrated bus hold circuitry on the data lines helps to retain the last known state when the data lines are not being driven, enhancing signal integrity.
Applications
The 74LVC245APW is ideal for a variety of applications where voltage level translation is required. This includes:
- Interfacing between microprocessors/microcontrollers and peripherals with different voltage levels.
- Data communication lines in multi-voltage systems.
- Servers, networking, telecommunications, and computing where mixed-voltage designs are common.
Product Packaging
The device is offered in a TSSOP20 (Thin Shrink Small Outline Package) format, which is suitable for space-constrained applications due to its small footprint. The package is also conducive to reliable soldering and offers good thermal performance.
Quality and Reliability
NXP is known for its commitment to quality, and the 74LVC245APW is no exception. It is designed to meet the stringent requirements of the industrial temperature range and is subjected to rigorous testing to ensure high reliability and performance under varying conditions.
