SN74LVT16543DL

Overview

• Category: Integrated Circuit (IC)
• Use: Data storage and transfer
• Characteristics: High-speed, low-voltage, 16-bit bus transceiver
• Package: TSSOP (Thin Shrink Small Outline Package)
• Essence: Transceiver IC for bidirectional data communication
• Packaging/Quantity: Tape and reel, 2500 units per reel

Specifications

• Number of bits: 16
• Logic family: LVT (Low Voltage TTL)
• Supply voltage: 2.7V to 3.6V
• Input/output voltage levels: TTL-compatible
• Maximum operating frequency: 200 MHz
• Output drive capability: ±12 mA
• Operating temperature range: -40°C to +85°C

Pin Configuration

The SN74LVT16543DL has a total of 56 pins, which are divided into four groups:

1. Group A (Pins 1-14): Data inputs/outputs (D0-D15)
2. Group B (Pins 15-28): Control inputs (OE, LE, CP, CLK)
3. Group C (Pins 29-42): Data inputs/outputs (D16-D31)
4. Group D (Pins 43-56): Power supply and ground (VCC, GND)

For the detailed pin configuration diagram, please refer to the datasheet.

Functional Features

• Bidirectional data transfer: Allows data to be transmitted in both directions simultaneously.
• Output enable control (OE): Enables or disables the outputs.
• Latch enable control (LE): Latches the input data when LE is high.
• Clock input (CP or CLK): Controls the timing of data transfer.
• 3-state outputs: Can be put in a high-impedance state when not actively driving the bus.

Advantages and Disadvantages

Advantages: - High-speed operation: Supports data transfer at up to 200 MHz. - Low-voltage operation: Can be powered by a 2.7V to 3.6V supply. - TTL-compatible inputs/outputs: Can interface with other TTL logic devices. - 3-state outputs: Allows multiple devices to share the same bus.

Disadvantages: - Limited number of bits: Only supports 16-bit data transfer. - Temperature limitations: Operating temperature range is -40°C to +85°C.

Working Principles

The SN74LVT16543DL is designed to facilitate bidirectional data communication between two systems. It uses control signals (OE, LE, CP) and clock input (CLK) to control the timing and direction of data transfer. When the latch enable (LE) signal is high, the input data is latched and stored internally. The output enable (OE) signal enables or disables the outputs, allowing the device to drive or release the bus. The clock input (CP or CLK) synchronizes the data transfer between the two systems.

Detailed Application Field Plans

The SN74LVT16543DL can be used in various applications that require bidirectional data transfer, such as:

1. Communication systems: Used for data transmission between different modules or subsystems.
2. Data acquisition systems: Enables the transfer of analog or digital data from sensors to microcontrollers or processors.
3. Industrial automation: Facilitates communication between different control units in automated systems.
4. Networking equipment: Allows data exchange between network devices, such as routers and switches.
5. Test and measurement instruments: Used for data acquisition and analysis in laboratory or industrial settings.

Detailed and Complete Alternative Models

1. SN74LVT16543DGGR: Similar to SN74LVT16543DL but available in a TSSOP-56 package.
2. SN74LVT16543DGGT: Similar to SN74LVT16543DL but available in a TSSOP-56 package with lead (Pb)-free plating.
3. SN74LVT16543DLR: Similar to SN74LVT16543DL but available in a SOIC-56 package.

These alternative models offer similar functionality and characteristics, but differ in package type or lead-free options.

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