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74LVC16646ADGVRG4
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74LVC16646ADGVRG4

Basic Information Overview

  • Category: Integrated Circuit (IC)
  • Use: Logic Level Shifter
  • Characteristics: High-speed, low-power, voltage level translation
  • Package: VQFN-56
  • Essence: Bidirectional voltage level translator
  • Packaging/Quantity: Tape and Reel, 2500 pieces per reel

Specifications

  • Supply Voltage Range: 1.65V to 5.5V
  • Input Voltage Range: 0V to VCC
  • Output Voltage Range: 0V to VCC
  • Maximum Operating Frequency: 100 MHz
  • Number of Channels: 16
  • Input/Output Type: CMOS/TTL compatible

Detailed Pin Configuration

The 74LVC16646ADGVRG4 has a total of 56 pins arranged as follows:

+---------------------+ OE1 -|1 56|- VCC GND1 -|2 55|- OE2 A1B1 -|3 54|- GND2 B1A1 -|4 53|- A2B2 Y1B1 -|5 52|- B2A2 Y1A1 -|6 51|- Y2B2 A1B2 -|7 50|- Y2A2 B1A2 -|8 49|- A2B1 Y1B2 -|9 48|- B2A1 Y1A2 -|10 47|- Y2B1 A1B3 -|11 46|- Y2A1 B1A3 -|12 45|- A3B1 Y1B3 -|13 44|- B3A1 Y1A3 -|14 43|- Y3B1 A1B4 -|15 42|- Y3A1 B1A4 -|16 41|- A3B2 Y1B4 -|17 40|- B3A2 Y1A4 -|18 39|- Y3B2 A1B5 -|19 38|- Y3A2 B1A5 -|20 37|- A4B2 Y1B5 -|21 36|- B4A2 Y1A5 -|22 35|- Y4B2 A1B6 -|23 34|- Y4A2 B1A6 -|24 33|- A4B1 Y1B6 -|25 32|- B4A1 Y1A6 -|26 31|- Y4B1 A1B7 -|27 30|- Y4A1 B1A7 -|28 29|- GND3 +---------------------+

Functional Features

  • Bidirectional voltage level translation between two different voltage domains.
  • Supports voltage translation from 1.65V to 5.5V, making it compatible with various logic families.
  • Provides 16 channels for simultaneous translation of multiple signals.
  • High-speed operation up to 100 MHz allows for efficient data transfer.

Advantages and Disadvantages

Advantages: - Wide supply voltage range enables compatibility with a variety of systems. - Low power consumption makes it suitable for battery-powered devices. - Bidirectional translation simplifies interfacing between different voltage domains.

Disadvantages: - Limited maximum operating frequency compared to some other level shifters. - Requires careful consideration of signal timing and noise immunity in high-speed applications.

Working Principles

The 74LVC16646ADGVRG4 is a bidirectional voltage level translator that allows for seamless communication between two logic circuits operating at different voltage levels. It utilizes a combination of MOSFETs and control circuitry to ensure reliable and efficient voltage translation. The direction of translation is controlled by the OE1 and OE2 pins, which enable or disable the translation function.

Detailed Application Field Plans

The 74LVC16646ADGVRG4 finds application in various scenarios where voltage level translation is required. Some common application fields include: - Interfacing between microcontrollers operating at different voltage levels. - Communication between different logic families, such as CMOS and TTL. - Level shifting in data communication systems, such as I2C, SPI, or UART interfaces. - Signal conversion in mixed-voltage systems, such as automotive electronics or industrial control systems.

Detailed and Complete

Lista 10 Vanliga frågor och svar relaterade till tillämpningen av 74LVC16646ADGVRG4 i tekniska lösningar

Sure! Here are 10 common questions and answers related to the application of 74LVC16646ADGVRG4 in technical solutions:

  1. Q: What is the 74LVC16646ADGVRG4? A: The 74LVC16646ADGVRG4 is a 16-bit bus transceiver with 3-state outputs, designed for voltage translation between different logic levels.

  2. Q: What is the operating voltage range of the 74LVC16646ADGVRG4? A: The 74LVC16646ADGVRG4 operates within a voltage range of 1.65V to 5.5V.

  3. Q: Can the 74LVC16646ADGVRG4 be used for bidirectional communication? A: Yes, the 74LVC16646ADGVRG4 supports bidirectional data flow, making it suitable for applications requiring both input and output signals.

  4. Q: What is the maximum data transfer rate supported by the 74LVC16646ADGVRG4? A: The 74LVC16646ADGVRG4 can handle data transfer rates up to 400 Mbps (megabits per second).

  5. Q: Does the 74LVC16646ADGVRG4 have built-in ESD protection? A: Yes, the 74LVC16646ADGVRG4 features built-in ESD protection, which helps safeguard against electrostatic discharge events.

  6. Q: Can the 74LVC16646ADGVRG4 be used in automotive applications? A: Yes, the 74LVC16646ADGVRG4 is qualified for automotive applications and meets the necessary industry standards.

  7. Q: How many 74LVC16646ADGVRG4 devices can be connected in parallel? A: Multiple 74LVC16646ADGVRG4 devices can be connected in parallel to increase the number of input/output channels.

  8. Q: Does the 74LVC16646ADGVRG4 support hot-swapping of devices? A: No, the 74LVC16646ADGVRG4 does not support hot-swapping. It is recommended to power off the device before connecting or disconnecting it.

  9. Q: Can the 74LVC16646ADGVRG4 handle level shifting between different voltage domains? A: Yes, the 74LVC16646ADGVRG4 is designed for voltage translation and can handle level shifting between different voltage domains.

  10. Q: What package options are available for the 74LVC16646ADGVRG4? A: The 74LVC16646ADGVRG4 is available in various package options, such as TSSOP (Thin Shrink Small Outline Package) and TVSOP (Thin Very Small Outline Package).

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