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SN74ABT245BDBR
+Lista de MateriaisIC TXRX NON-INVERT 5.5V 20-SSOP
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FabricanteTexas Instruments
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Peça do Fabricante #SN74ABT245BDBR
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Ficha Técnica SN74ABT245BDBR DataSheet
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Especificações
| Atributo | Valor |
| Series | 74ABT |
| Part Status | Active |
| Base Product Number | 74ABT245 |
| 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 | 4.5V ~ 5.5V |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Mounting Type | Surface Mount |
| Package | 20-SSOP (0.209", 5.30mm Width) |
| Supplier Device Package | 20-SSOP |
| Packaging | Cut Tape (CT), Tape & Reel (TR) |
Visão Geral
Description
The SN74ABT245BDBR is a high-speed, 8-bit bus transceiver from Texas Instruments, designed for asynchronous two-way communication between data buses. It is part of the ABT family, which offers fast data transfer rates, low power consumption, and TTL-compatible inputs and outputs. The device operates with a power supply voltage range of 4.5 V to 5.5 V, making it suitable for 5V systems.
Key features include controlled output edge rates to minimize ringing, output enable (OE) and direction control (DIR) pins for data flow management, and the ability to drive load currents up to 64 mA. This transceiver also incorporates a latch-up performance exceeding 500 mA, enhancing robustness in various applications.
Applications often include memory interfacing, microprocessor-based systems, and other digital systems requiring high-speed communication. The SN74ABT245BDBR is housed in a small-outline package (SSOP), making it suitable for space-constrained designs. Its robust features and reliable performance make it popular in various industrial, automotive, and consumer electronics applications.
Key features include controlled output edge rates to minimize ringing, output enable (OE) and direction control (DIR) pins for data flow management, and the ability to drive load currents up to 64 mA. This transceiver also incorporates a latch-up performance exceeding 500 mA, enhancing robustness in various applications.
Applications often include memory interfacing, microprocessor-based systems, and other digital systems requiring high-speed communication. The SN74ABT245BDBR is housed in a small-outline package (SSOP), making it suitable for space-constrained designs. Its robust features and reliable performance make it popular in various industrial, automotive, and consumer electronics applications.
Equivalent
The SN74ABT245BDBR is an octal bus transceiver with 3-state outputs. Equivalent products include:
1. 74ABT245 by NXP
2. 74ABT245 by ON Semiconductor
3. 74LVT245 by Texas Instruments
4. MC74ACT245 by ON Semiconductor
5. 74HC245 by various manufacturers
These alternatives should be checked for compatibility in terms of pin configuration, logic families, operating voltages, and temperature ranges to ensure they meet your specific requirements.
1. 74ABT245 by NXP
2. 74ABT245 by ON Semiconductor
3. 74LVT245 by Texas Instruments
4. MC74ACT245 by ON Semiconductor
5. 74HC245 by various manufacturers
These alternatives should be checked for compatibility in terms of pin configuration, logic families, operating voltages, and temperature ranges to ensure they meet your specific requirements.
Features
The SN74ABT245BDBR is an octal bus transceiver designed for asynchronous communication between data buses. Key features include:
1. High-Speed Operation: Supports fast switching with typical propagation delay times.
2. Direction Control: Features a direction control pin for bidirectional data flow.
3. 3-State Outputs: Outputs can be in a high-impedance state, allowing for bus sharing.
4. High-Drive Capability: Can drive up to 64 mA, suitable for heavy loads.
5. TTL-Compatible Inputs: Designed to work with TTL logic levels.
6. Low Power Consumption: Incorporates features to minimize power usage.
7. Wide Supply Voltage Range: Operates within a 4.5 V to 5.5 V range.
8. Latch-Up Performance: Meets or exceeds JEDEC standard JESD 78, class II.
9. Package Options: Available in a 20-pin SSOP package.
10. Temperature Range: Operates across a temperature range from -40°C to 85°C.
These features make the SN74ABT245BDBR suitable for a variety of applications requiring reliable data transmission across buses.
1. High-Speed Operation: Supports fast switching with typical propagation delay times.
2. Direction Control: Features a direction control pin for bidirectional data flow.
3. 3-State Outputs: Outputs can be in a high-impedance state, allowing for bus sharing.
4. High-Drive Capability: Can drive up to 64 mA, suitable for heavy loads.
5. TTL-Compatible Inputs: Designed to work with TTL logic levels.
6. Low Power Consumption: Incorporates features to minimize power usage.
7. Wide Supply Voltage Range: Operates within a 4.5 V to 5.5 V range.
8. Latch-Up Performance: Meets or exceeds JEDEC standard JESD 78, class II.
9. Package Options: Available in a 20-pin SSOP package.
10. Temperature Range: Operates across a temperature range from -40°C to 85°C.
These features make the SN74ABT245BDBR suitable for a variety of applications requiring reliable data transmission across buses.
Pinout
The SN74ABT245BDBR is an octal bus transceiver with 3-state outputs, primarily used for asynchronous communication between data buses. It features 20 pins in total.
Key functions include:
- Bidirectional Data Transfer: It can transfer data from A to B or B to A, controlled by the Direction (DIR) pin.
- 3-State Outputs: The Output Enable (OE) pin can disable the outputs to implement bus isolation.
- Octal Transceiver: It consists of eight bus transceivers, enabling eight bits of data to be transmitted simultaneously.
The device is commonly used in memory interfacing, data synchronization, and other applications requiring controlled bidirectional data flow.
Key functions include:
- Bidirectional Data Transfer: It can transfer data from A to B or B to A, controlled by the Direction (DIR) pin.
- 3-State Outputs: The Output Enable (OE) pin can disable the outputs to implement bus isolation.
- Octal Transceiver: It consists of eight bus transceivers, enabling eight bits of data to be transmitted simultaneously.
The device is commonly used in memory interfacing, data synchronization, and other applications requiring controlled bidirectional data flow.
Manufacturer
The SN74ABT245BDBR is manufactured by Texas Instruments. Texas Instruments, often abbreviated as TI, is an American technology company that designs and manufactures semiconductors and various integrated circuits, which it sells to electronics designers and manufacturers globally. It is one of the top ten semiconductor companies worldwide, based on sales volume. TI is known for its wide range of products, including analog electronics, embedded processors, and digital light processing technology. The company serves diverse markets, including industrial, automotive, personal electronics, communications equipment, and enterprise systems. TI is headquartered in Dallas, Texas, and has a significant global presence with manufacturing, design, and sales operations around the world.
Application
The SN74ABT245BDBR is a bidirectional bus transceiver designed for asynchronous communication between data buses. Its primary application areas include:
1. Data Communication: Facilitates data transfer between different sections of a system, such as microcontrollers and peripheral devices.
2. Memory Interfaces: Used in systems to connect processors with memory modules, enabling data exchange.
3. Level Shifting: Converts voltage levels between different logic families, useful in mixed-voltage environments.
4. Embedded Systems: Integrates into systems for efficient data management and control.
5. Industrial Automation: Connects various components in control systems for factories and production lines.
These applications leverage its high-speed, low-power operation, and ability to handle multiple voltage levels.
1. Data Communication: Facilitates data transfer between different sections of a system, such as microcontrollers and peripheral devices.
2. Memory Interfaces: Used in systems to connect processors with memory modules, enabling data exchange.
3. Level Shifting: Converts voltage levels between different logic families, useful in mixed-voltage environments.
4. Embedded Systems: Integrates into systems for efficient data management and control.
5. Industrial Automation: Connects various components in control systems for factories and production lines.
These applications leverage its high-speed, low-power operation, and ability to handle multiple voltage levels.
Package
The SN74ABT245BDBR is a 20-pin SSOP (Shrink Small-Outline Package) type. This package is designed to offer a compact form factor for the 8-bit bus transceiver IC, balancing size and performance for electronic applications.
