SN74LVTH245ADWR

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SN74LVTH245ADWR

IC TXRX NON-INVERT 3.6V 20-SOIC

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Bảo hành 365 ngày

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Thông số kỹ thuật

Series 74LVTH
Part Status Active
Logic Type Transceiver, Non-Inverting
Number of Elements 1
Number of Bits per Element 8
Output Type 3-State
Current - Output High, Low 32mA, 64mA
Voltage - Supply 2.7V ~ 3.6V
Operating Temperature -40°C ~ 85°C (TA)
Mounting Type Surface Mount
Package / Case 20-SOIC (0.295", 7.50mm Width)
Supplier Device Package 20-SOIC
Base Product Number 74LVTH245

Tổng quan

Description

The SN74LVTH245ADWR is an octal bus transceiver with 3-state outputs designed for high-speed communications between devices. It operates on a low-voltage range, typically from 1.65V to 5.5V, making it suitable for interfacing between different voltage domains. This device features two 8-bit buses, allowing data to flow bidirectionally, controlled by direction control pins.
Key characteristics include high-speed operation, low power consumption, and the ability to drive capacitive loads. The 3-state outputs ensure that multiple devices can share the same bus without interference. Additionally, the SN74LVTH245ADWR supports TTL compatibility, making it versatile for integration into various digital circuits.
It is commonly used in applications like data buffering, level shifting, and interfacing microcontrollers with peripheral devices. The package type, DWR, indicates a small outline package (SOP), which aids in space-constrained board designs. Overall, the SN74LVTH245ADWR is an essential component for effective data management in modern electronic systems.

Features

The SN74LVTH245ADWR is an octal buffer/driver with 3-state outputs designed for high-speed, low-voltage applications. Key features include:
1. Voltage Range: Operates with supply voltages from 2.7V to 3.6V, compatible with 3.3V logic levels.
2. High-Speed Operation: Capable of switching speeds up to 250 MHz, ideal for high-performance applications.
3. Low Power Consumption: Designed for low-power operation, making it suitable for battery-operated devices.
4. 3-State Outputs: Each output can be enabled or disabled, allowing for flexible data bus management.
5. Wide Operating Temperature: Supports a temperature range of -40°C to +85°C.
6. TTL Compatible: Inputs accept standard TTL voltage levels.
7. Input/Output Compatibility: Compatible with both LVTTL and LVCMOS levels.
8. Packages: Available in a TSSOP (Thin Shrink Small Outline Package) for space-saving designs.
These features make the SN74LVTH245ADWR useful in various applications, including data routing, signal buffering, and interfacing between different logic families.

Package

The SN74LVTH245ADWR is packaged in a TSSOP-20 (Thin Shrink Small Outline Package) form factor.

Pinout

The SN74LVTH245ADWR is a 20-pin dual bus transceiver designed for high-speed data communication. It features a 5V tolerant input and operates with a supply voltage range of 2.5V to 3.6V.
Pin Count: 20 pins
Function: This device can transmit data between two buses in both directions. It includes two sets of data pins (A and B), control pins (DIR for direction control, OE for output enable), and ground and supply pins. It is particularly useful for data buffering and level shifting between different voltage systems. The transceiver supports low-voltage operation while maintaining compatibility with higher voltage logic levels. The design is optimized for fast propagation delays and low power consumption.
Overall, the SN74LVTH245ADWR is commonly used in communication applications where bidirectional data transfer is needed.

Manufacturer

The manufacturer of the SN74LVTH245ADWR is Texas Instruments (TI). Texas Instruments is a global semiconductor company that designs and manufactures a wide range of analog and digital integrated circuits (ICs). Founded in 1930 and headquartered in Dallas, Texas, TI is known for its innovation in the semiconductor industry, particularly in areas such as analog technology, embedded processing, and digital signal processing. The company serves various markets, including automotive, industrial, communications, consumer electronics, and more. TI is recognized for its commitment to research and development and offers a diverse portfolio of products aimed at enhancing electronic device performance and energy efficiency.

Application

The SN74LVTH245ADWR is a high-speed bus transceiver designed for level shifting and data buffering in digital circuits. It is commonly used in applications such as communication between different voltage levels, interfacing between microcontrollers and peripheral devices, and data transmission in high-speed networks. Its low power consumption and ability to drive large capacitive loads make it suitable for portable devices, industrial automation, and consumer electronics.

Equivalent

The SN74LVTH245ADWR is a 16-bit bus transceiver with direction control. Equivalent products include:
1. SN74LVC245A
2. SN74ACT245
3. 74LVC245
4. MC74LVTH245
5. 74HC245
Always verify specifications for voltage levels, temperature ranges, and performance features to ensure compatibility in your application.

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