IDT, Integrated Device Technology Inc
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74FCT162245ATPAG8
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Encyclopedia Entry: 74FCT162245ATPAG8

Product Information Overview

  • Category: Integrated Circuit (IC)
  • Use: Signal Transceiver
  • Characteristics: High-speed, bidirectional, 16-bit bus transceiver
  • Package: TSSOP (Thin Shrink Small Outline Package)
  • Essence: Facilitates bidirectional data transfer between two buses with different voltage levels
  • Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

  • Logic Family: FCT
  • Number of Bits: 16
  • Supply Voltage Range: 4.5V to 5.5V
  • Input/Output Voltage Levels: 3.3V/5V
  • Operating Temperature Range: -40°C to +85°C
  • Propagation Delay: 2.5ns (Max)
  • Output Drive Capability: ±24mA
  • Latch-Up Performance: 300mA (Min)

Detailed Pin Configuration

The 74FCT162245ATPAG8 IC has a total of 48 pins, which are distributed as follows:

  • Pins 1-8: Port A Data Inputs/Outputs (A0-A7)
  • Pins 9-16: Port B Data Inputs/Outputs (B0-B7)
  • Pins 17-24: Port A Output Enable (OEAB, OEBA) and Direction Control (DIR)
  • Pins 25-32: Port B Output Enable (OEAB, OEBA) and Direction Control (DIR)
  • Pins 33-40: VCC and GND (Power Supply)
  • Pins 41-48: Port A/B Voltage Level Translation Control (VT)

Functional Features

  • Bidirectional data transfer between two buses with different voltage levels
  • Non-inverting outputs for both input and output data
  • 3-state outputs for bus sharing
  • Direction control pin for selecting the direction of data flow
  • Output enable pins for enabling/disabling the outputs

Advantages and Disadvantages

Advantages: - High-speed operation - Bidirectional data transfer capability - Wide supply voltage range - Robust latch-up performance

Disadvantages: - Limited number of bits (16-bit) - Requires external voltage level translation control

Working Principles

The 74FCT162245ATPAG8 is a bidirectional bus transceiver that facilitates data transfer between two buses operating at different voltage levels. It uses non-inverting buffers to ensure compatibility between the input and output data signals. The direction of data flow is controlled by the DIR pin, while the OEAB and OEBA pins enable/disable the outputs. The IC also provides voltage level translation control through the VT pins.

Detailed Application Field Plans

The 74FCT162245ATPAG8 is commonly used in various applications where bidirectional data transfer is required between buses with different voltage levels. Some potential application fields include:

  1. Microprocessor/Peripheral Interfaces
  2. Memory Modules
  3. Industrial Control Systems
  4. Communication Equipment
  5. Data Acquisition Systems

Detailed and Complete Alternative Models

  1. SN74LVTH162245DGGR
  2. MC74VHC245DTG
  3. CD74HCT245E
  4. 74ACT245SCX
  5. CY74FCT245CTQCT

These alternative models offer similar functionality and can be considered as substitutes for the 74FCT162245ATPAG8 IC.

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Перелічіть 10 типових запитань і відповідей, пов’язаних із застосуванням 74FCT162245ATPAG8 у технічних рішеннях

Sure! Here are 10 common questions and answers related to the application of 74FCT162245ATPAG8 in technical solutions:

  1. Q: What is the 74FCT162245ATPAG8? A: The 74FCT162245ATPAG8 is a 16-bit bidirectional transceiver with 3-state outputs, commonly used for data transfer between different voltage domains.

  2. Q: What is the operating voltage range of the 74FCT162245ATPAG8? A: The operating voltage range of the 74FCT162245ATPAG8 is typically from 4.5V to 5.5V.

  3. Q: Can the 74FCT162245ATPAG8 be used for level shifting between different voltage levels? A: Yes, the 74FCT162245ATPAG8 can be used for level shifting as it supports bidirectional data transfer between different voltage domains.

  4. Q: What is the maximum data transfer rate supported by the 74FCT162245ATPAG8? A: The 74FCT162245ATPAG8 can support data transfer rates up to 250 MHz.

  5. Q: How many channels does the 74FCT162245ATPAG8 have? A: The 74FCT162245ATPAG8 has 16 bidirectional channels.

  6. Q: Does the 74FCT162245ATPAG8 have built-in ESD protection? A: Yes, the 74FCT162245ATPAG8 has built-in ESD protection on all inputs and outputs.

  7. Q: Can the 74FCT162245ATPAG8 be used in high-speed applications? A: Yes, the 74FCT162245ATPAG8 is designed for high-speed operation and can be used in various high-speed applications.

  8. Q: What is the power supply current consumption of the 74FCT162245ATPAG8? A: The power supply current consumption of the 74FCT162245ATPAG8 depends on the operating conditions but typically ranges from 10mA to 20mA.

  9. Q: Can the 74FCT162245ATPAG8 be used in both parallel and serial data transfer applications? A: Yes, the 74FCT162245ATPAG8 can be used in both parallel and serial data transfer applications as it supports bidirectional data transfer.

  10. Q: Are there any specific layout considerations for using the 74FCT162245ATPAG8? A: Yes, it is recommended to follow the layout guidelines provided in the datasheet to ensure proper signal integrity and minimize noise coupling.

Please note that these answers are general and may vary depending on the specific application and requirements. It is always recommended to refer to the datasheet and consult with technical experts for accurate information.