Texas Instruments
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74LVCH16901DGGRE4
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74LVCH16901DGGRE4

Basic Information Overview

  • Category: Integrated Circuit (IC)
  • Use: Logic Level Shifter
  • Characteristics: High-speed, low-power, voltage level translation
  • Package: TSSOP-56
  • Essence: This IC is designed to shift logic levels between different voltage domains in electronic circuits.
  • Packaging/Quantity: The 74LVCH16901DGGRE4 is typically sold in reels of 2500 units.

Specifications

  • Supply Voltage Range: 1.2V to 3.6V
  • Logic Family: LVCH
  • Number of Channels: 18
  • Input Voltage Levels: LVTTL/TTL
  • Output Voltage Levels: LVTTL/TTL
  • Maximum Propagation Delay: 5.5 ns
  • Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The 74LVCH16901DGGRE4 has a total of 56 pins, arranged as follows:

_______________________________________ | | A1 | 1 56 | VCC B1 | 2 55 | GND Y1 | 3 54 | A2 A3 | 4 53 | B2 B3 | 5 52 | Y2 Y3 | 6 51 | A4 A5 | 7 50 | B4 B5 | 8 49 | Y4 Y5 | 9 48 | A6 A7 | 10 47 | B6 B7 | 11 46 | Y6 Y7 | 12 45 | A8 A9 | 13 44 | B8 B9 | 14 43 | Y8 Y9 | 15 42 | A10 A11 | 16 41 | B10 B11 | 17 40 | Y10 Y11 | 18 39 | A12 A13 | 19 38 | B12 B13 | 20 37 | Y12 Y13 | 21 36 | A14 A15 | 22 35 | B14 B15 | 23 34 | Y14 Y15 | 24 33 | A16 A17 | 25 32 | B16 B17 | 26 31 | Y16 Y17 | 27 30 | A18 G1 | 28 29 | B18 |_______________________________________|

Functional Features

  • Logic Level Shifting: The IC allows for bidirectional voltage level translation between LVTTL/TTL logic levels.
  • High-Speed Operation: With a maximum propagation delay of 5.5 ns, it enables fast data transfer between different voltage domains.
  • Low Power Consumption: The IC is designed to operate with low power requirements, making it suitable for battery-powered devices.

Advantages and Disadvantages

Advantages: - Efficient voltage level translation between different logic families. - High-speed operation for quick data transfer. - Low power consumption for energy-efficient applications.

Disadvantages: - Limited voltage range (1.2V to 3.6V). - Not suitable for translating between non-standard logic levels.

Working Principles

The 74LVCH16901DGGRE4 utilizes a combination of MOSFETs and CMOS technology to achieve voltage level translation. It employs a bidirectional architecture, allowing for seamless translation between LVTTL/TTL logic levels. The IC operates by sensing the input voltage levels and adjusting the output voltage levels accordingly, ensuring proper signal integrity between different voltage domains.

Detailed Application Field Plans

The 74LVCH16901DGGRE4 is commonly used in various electronic systems where voltage level translation is required. Some typical application fields include: - Microcontrollers and microprocessors interfacing with different logic families. - Communication systems involving multiple voltage domains. - Battery-powered devices requiring efficient voltage level shifting.

Detailed and Complete Alternative Models

  • SN74LVC1T45DBVR: Single-bit voltage level translator with similar characteristics.
  • TXB0108PWR: Eight-bit bidirectional voltage-level translator with automatic direction sensing.

These alternative models offer similar functionality and can be considered as substitutes for the 74LVCH16901DGGRE4 in specific applications.

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Liste 10 almindelige spørgsmål og svar relateret til anvendelsen af 74LVCH16901DGGRE4 i tekniske løsninger

Sure! Here are 10 common questions and answers related to the application of 74LVCH16901DGGRE4 in technical solutions:

  1. Q: What is the 74LVCH16901DGGRE4? A: The 74LVCH16901DGGRE4 is a 18-bit universal bus driver with 3-state outputs, commonly used in digital logic applications.

  2. Q: What is the maximum operating voltage for the 74LVCH16901DGGRE4? A: The maximum operating voltage for this IC is typically 3.6V.

  3. Q: Can the 74LVCH16901DGGRE4 be used as a level shifter? A: Yes, it can be used as a level shifter to convert signals between different voltage levels.

  4. Q: What is the maximum output current of the 74LVCH16901DGGRE4? A: The maximum output current per channel is typically around 32mA.

  5. Q: Does the 74LVCH16901DGGRE4 have built-in protection features? A: Yes, it has built-in ESD protection on all inputs and outputs.

  6. Q: Can I use the 74LVCH16901DGGRE4 in high-speed applications? A: Yes, it is designed for high-speed operation and can support data rates up to several hundred megahertz.

  7. Q: How many 3-state outputs does the 74LVCH16901DGGRE4 have? A: It has 18 3-state outputs, allowing multiple devices to share a common bus.

  8. Q: Is the 74LVCH16901DGGRE4 compatible with other logic families? A: Yes, it is compatible with both TTL and CMOS logic families.

  9. Q: Can I use the 74LVCH16901DGGRE4 in battery-powered applications? A: Yes, it has a low power consumption and can be used in battery-powered devices.

  10. Q: What is the package type of the 74LVCH16901DGGRE4? A: It is available in a TSSOP-56 package, which is a small surface-mount package with 56 pins.

Please note that the answers provided here are general and may vary depending on the specific datasheet and manufacturer's specifications for the 74LVCH16901DGGRE4.