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SN74LVTH245APW

Name: SN74LVTH245APW
Rating: 4.7 (12 reviews)

IC TXRX NON-INVERT 3.6V 20TSSOP

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製造商。部分 #SN74LVTH245APW
包 20-TSSOP (0.173, 4.40mm Width)
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規格

Package	Bulk,Tube
Series	74LVTH
ProductStatus	Active
LogicType	Transceiver, Non-Inverting
NumberofElements	1
NumberofBitsperElement	8
OutputType	3-State
Current-OutputHighLow	32mA, 64mA
Voltage-Supply	2.7V ~ 3.6V
OperatingTemperature	-40°C ~ 85°C (TA)
MountingType	Surface Mount
Package/Case	20-TSSOP (0.173, 4.40mm Width)

概述

Description

The SN74LVTH245APW is a high-speed, low-voltage transceiver designed for bus-oriented applications. It belongs to the Texas Instruments LVTH family, which supports 3.3V and 5V logic levels, making it versatile for interfacing with various digital systems.
This device features an 8-bit bidirectional buffer/driver, allowing data transfer in both directions. It is characterized by low power consumption and high-speed operation, making it suitable for high-performance communication in systems such as memory and microcontroller interfaces. The SN74LVTH245APW operates with a maximum data rate of 200 Mbps.
Key features include an active-low output enable (OE) for controlling the direction of data flow, and it is available in a TSSOP package, which is ideal for space-constrained applications. The device complies with the standards of the JEDEC Low-Voltage TTL (LVTTL) and is designed to handle input and output voltage levels of 3V to 3.6V, ensuring compatibility with modern digital devices.

Features

The SN74LVTH245APW is a high-speed, low-voltage, 8-bit transceiver designed for data bus applications. Key features include:
- 8-Bit Bidirectional Data Transfer: Facilitates data flow in both directions.
- Low Voltage Operation: Works with supply voltages from 1.65V to 5.5V, making it suitable for various logic levels.
- High Drive Capability: Outputs can drive capacitive loads, supporting high-speed applications.
- 3-State Outputs: Allows for multiple devices to share the same bus without interference.
- Adjustable Output Drive: Configurable to provide different drive strengths for various applications.
- TTL Compatible: Compatible with TTL logic levels, enhancing integration with legacy systems.
- Power-On Reset: Ensures reliable operation upon power-up.
- ESD Protection: Offers robust protection against electrostatic discharge, enhancing reliability.
Ideal for use in bus-oriented applications, this transceiver is commonly employed in communications and interfacing between different system components.

Package

The SN74LVTH245APW is packaged in a TSSOP (Thin Shrink Small Outline Package) format, specifically a 20-pin TSSOP package.

Pinout

The SN74LVTH245APW is an octal bus transceiver with 3-state outputs. It features a total of 20 pins.
Pin Functions:
1. A1-A8: Input data from the A bus.
2. B1-B8: Output data to the B bus.
3. DIR: Direction control input; determines the data flow (A to B or B to A).
4. OE: Output enable; controls the three-state output of the B bus.
5. GND: Ground connection.
6. VCC: Supply voltage input.
7. B1-B8: Outputs driving the B bus.
8. A1-A8: Inputs receiving data from the A bus.
The device operates with a wide range of supply voltages, making it suitable for interfacing different logic levels in digital circuits. Its key features include low power consumption and high-speed operation.

Manufacturer

The manufacturer of the SN74LVTH245APW is Texas Instruments (TI). Texas Instruments is a multinational technology company based in the United States that designs and manufactures semiconductors and various integrated circuits. Founded in 1930, TI is known for its innovation in analog and embedded processing technologies, serving a wide range of industries including automotive, industrial, communications, and consumer electronics. The company is also a leader in developing advanced solutions for signal processing, power management, and microcontrollers. TI's products are widely used in a variety of applications, making it a significant player in the semiconductor market.

Application

The SN74LVTH245APW is a high-speed, low-voltage bus transceiver designed for data communication between devices. Its application areas include digital communication systems, level shifting between different voltage domains, interfacing microcontrollers and FPGAs, and supporting high-speed data transfer in telecommunication equipment, automotive systems, and industrial automation. This device is particularly useful in scenarios requiring bidirectional data flow and signal buffering.

Equivalent

Equivalent products to the SN74LVTH245APW include the SN74LVC245A, SN74LVC4245A, and the 74LVC245A from Texas Instruments. Other manufacturers like NXP and ON Semiconductor may offer similar 8-bit bus transceivers, such as the 74HC245 and 74HCT245. Always confirm specifications to ensure compatibility.