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PI74LPT16245AA
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PI74LPT16245AA

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Signal transmission and level shifting
  • Characteristics: High-speed, bidirectional, 16-bit bus transceiver
  • Package: 48-pin TSSOP (Thin Shrink Small Outline Package)
  • Essence: Facilitates communication between different parts of a digital system
  • Packaging/Quantity: Available in reels of 2500 units

Specifications

  • Supply Voltage: 4.5V to 5.5V
  • Input/Output Voltage: 0V to VCC
  • Operating Temperature: -40°C to +85°C
  • Propagation Delay: 3.8ns (max)
  • Output Current: ±24mA
  • Input Capacitance: 6pF (typ)
  • Output Capacitance: 8pF (typ)

Detailed Pin Configuration

The PI74LPT16245AA has a total of 48 pins, which are divided into four groups: A, B, C, and D. Each group consists of eight pins.

  • Group A (pins 1-8): Data Bus A (D0-D7)
  • Group B (pins 9-16): Data Bus B (D0-D7)
  • Group C (pins 17-24): Control Signals (OE, DIR, GND, VCC)
  • Group D (pins 25-32): Data Bus A (D8-D15)
  • Group E (pins 33-40): Data Bus B (D8-D15)
  • Group F (pins 41-48): Control Signals (OE, DIR, GND, VCC)

Functional Features

  • Bidirectional data transfer between two buses
  • Non-inverting outputs for both data buses
  • Output enable and direction control for flexible operation
  • High-speed operation for efficient data transmission
  • TTL-compatible inputs for easy integration into existing systems

Advantages

  • Enables seamless communication between different parts of a digital system
  • Supports high-speed data transfer, reducing latency
  • Provides bidirectional data flow, enhancing flexibility
  • Offers TTL compatibility, ensuring easy integration
  • Compact package size allows for space-efficient designs

Disadvantages

  • Limited to 16-bit bus width, may not be suitable for larger systems
  • Requires careful consideration of voltage levels to prevent signal degradation
  • Sensitive to electrostatic discharge (ESD), necessitating proper handling precautions

Working Principles

The PI74LPT16245AA acts as a bidirectional buffer, facilitating the transfer of data between two buses. It operates by receiving data from one bus and transmitting it to the other, while also allowing data to flow in the opposite direction when required. The control signals (OE and DIR) determine the direction of data flow and enable/disable the outputs accordingly.

Detailed Application Field Plans

The PI74LPT16245AA is commonly used in various applications, including:

  1. Microprocessor-based systems
  2. Data communication networks
  3. Industrial automation equipment
  4. Automotive electronics
  5. Consumer electronics

In microprocessor-based systems, the IC enables efficient communication between the microprocessor and peripheral devices. In data communication networks, it facilitates data transmission between different network components. In industrial automation equipment, it helps connect various sensors and actuators to the central control unit. In automotive electronics, it supports data exchange between different vehicle subsystems. In consumer electronics, it enables seamless connectivity between different modules within a device.

Detailed and Complete Alternative Models

  1. SN74LVC16245A: Similar 16-bit bus transceiver with 3-state outputs
  2. MC74LVX16245: 16-bit bidirectional transceiver with voltage-level translation
  3. CD74HCT245: Octal bus transceiver with non-inverting 3-state outputs

These alternative models offer similar functionality and can be considered as substitutes for the PI74LPT16245AA in various applications.

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Senaraikan 10 soalan dan jawapan biasa yang berkaitan dengan aplikasi PI74LPT16245AA dalam penyelesaian teknikal

Sure! Here are 10 common questions and answers related to the application of PI74LPT16245AA in technical solutions:

  1. Q: What is PI74LPT16245AA? A: PI74LPT16245AA is a bidirectional transceiver IC (integrated circuit) that can be used for voltage level translation and signal buffering.

  2. Q: What is the operating voltage range of PI74LPT16245AA? A: The operating voltage range of PI74LPT16245AA is typically between 4.5V and 5.5V.

  3. Q: How many channels does PI74LPT16245AA have? A: PI74LPT16245AA has 16 bidirectional channels, which means it can handle 16 different signals simultaneously.

  4. Q: Can PI74LPT16245AA be used for level shifting between different voltage domains? A: Yes, PI74LPT16245AA is commonly used for level shifting between different voltage domains, such as between 3.3V and 5V systems.

  5. Q: What is the maximum data transfer rate supported by PI74LPT16245AA? A: PI74LPT16245AA supports a maximum data transfer rate of up to 25 MHz.

  6. Q: Does PI74LPT16245AA support hot-swapping of devices? A: Yes, PI74LPT16245AA supports hot-swapping, allowing devices to be connected or disconnected while the system is powered on.

  7. Q: Can PI74LPT16245AA be used in both parallel and serial communication applications? A: Yes, PI74LPT16245AA can be used in both parallel and serial communication applications, depending on the specific requirements.

  8. Q: What is the power supply current consumption of PI74LPT16245AA? A: The power supply current consumption of PI74LPT16245AA varies depending on the operating conditions, but it typically ranges from a few milliamperes to tens of milliamperes.

  9. Q: Is PI74LPT16245AA compatible with other standard logic families? A: Yes, PI74LPT16245AA is compatible with various standard logic families, such as TTL (Transistor-Transistor Logic) and CMOS (Complementary Metal-Oxide-Semiconductor).

  10. Q: Can PI74LPT16245AA be used in automotive applications? A: Yes, PI74LPT16245AA is suitable for automotive applications as it meets the necessary standards and specifications required for automotive environments.

Please note that these answers are general and may vary depending on the specific datasheet and application requirements.