SN74LVCC3245ADBRG4

Product Overview

• Category: Integrated Circuit (IC)
• Use: Level Shifter and Bus Transceiver
• Characteristics: Bi-directional voltage level translation, 3-state outputs, low power consumption
• Package: SSOP-20
• Essence: A high-performance level shifter and bus transceiver IC designed for voltage level translation between different logic families.
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Supply Voltage Range: 1.65V to 5.5V
• Logic Family: LVCC
• Number of Channels: 8
• Input/Output Compatibility: TTL, CMOS
• Output Drive Capability: ±24mA
• Propagation Delay: 6ns (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The SN74LVCC3245ADBRG4 has a total of 20 pins arranged as follows:

+-------------------+ OE1 --|1 20|-- VCC DIR1 --|2 19|-- GND B1Ax --|3 18|-- B1Bx B1Bx --|4 17|-- A1Bx A1Bx --|5 SN74LVCC 16|-- A1Ax A1Ax --|6 3245A 15|-- B1Ax B1Ax --|7 DBRG4 14|-- DIR2 DIR2 --|8 13|-- OE2 OE2 -- |9 12|-- B2Bx B2Bx -- |10 11|-- A2Bx +-------------------+

Functional Features

• Bi-directional voltage level translation between TTL and CMOS logic families.
• 3-state outputs allow multiple devices to share a common bus.
• Low power consumption for energy-efficient operation.
• High-speed operation with low propagation delay.

Advantages and Disadvantages

Advantages: - Wide supply voltage range allows compatibility with various systems. - Supports bidirectional communication between different logic families. - 3-state outputs enable efficient bus sharing.

Disadvantages: - Limited number of channels (8) may not be suitable for applications requiring a higher channel count. - Propagation delay may affect timing-sensitive applications.

Working Principles

The SN74LVCC3245ADBRG4 is designed to facilitate voltage level translation between different logic families, specifically TTL and CMOS. It utilizes a combination of input/output buffers and control circuitry to achieve bidirectional communication. The direction of data flow is controlled by the DIR1 and DIR2 pins, while the OE1 and OE2 pins enable/disable the output drivers. The IC operates within a specified supply voltage range and provides 3-state outputs, allowing multiple devices to share a common bus.

Detailed Application Field Plans

The SN74LVCC3245ADBRG4 finds application in various fields where voltage level translation is required between TTL and CMOS logic families. Some potential application areas include:

1. Microcontroller interfacing: The IC can be used to interface microcontrollers operating at different voltage levels, enabling seamless communication between them.
2. Communication systems: It can be employed in communication systems to translate voltage levels between different modules or subsystems.
3. Industrial automation: The IC can facilitate voltage level translation in industrial automation systems, ensuring compatibility between different components.
4. Consumer electronics: It can be utilized in consumer electronic devices to enable communication between different logic families, such as between microcontrollers and display modules.

Detailed and Complete Alternative Models

1. SN74LVC4245APWR: Similar to SN74LVCC3245ADBRG4, but operates at a lower supply voltage range (1.65V to 3.6V).
2. SN74HCT245N: A non-inverting octal bus transceiver IC compatible with TTL logic family.
3. CD4504BE: Hex voltage level shifter IC designed for CMOS to TTL translation.

These alternative models offer similar functionality and can be considered as substitutes based on specific application requirements.

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