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74HC40105PW,112
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74HC40105PW,112

Basic Information Overview

  • Category: Integrated Circuit (IC)
  • Use: Digital Logic Level Shifter
  • Characteristics: High-speed operation, low power consumption
  • Package: TSSOP (Thin Shrink Small Outline Package)
  • Essence: Level shifting between different voltage domains
  • Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

  • Supply Voltage Range: 2.0V to 6.0V
  • Input Voltage Range: GND to VCC
  • Output Voltage Range: GND to VCC
  • Maximum Operating Frequency: 80 MHz
  • Number of Pins: 16
  • Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

  1. OE (Output Enable)
  2. A1 (Input A1)
  3. A2 (Input A2)
  4. A3 (Input A3)
  5. A4 (Input A4)
  6. A5 (Input A5)
  7. A6 (Input A6)
  8. GND (Ground)
  9. B1 (Output B1)
  10. B2 (Output B2)
  11. B3 (Output B3)
  12. B4 (Output B4)
  13. B5 (Output B5)
  14. B6 (Output B6)
  15. VCC (Supply Voltage)
  16. NC (No Connection)

Functional Features

  • Bidirectional level shifting between two voltage domains
  • Supports voltage translation from 1.8V to 5V
  • Low propagation delay for high-speed operation
  • Schmitt-trigger inputs for noise immunity
  • ESD protection on all inputs and outputs

Advantages and Disadvantages

Advantages: - Wide supply voltage range allows compatibility with various systems - High-speed operation enables efficient data transfer - ESD protection ensures reliability in harsh environments

Disadvantages: - Limited number of voltage domains supported - Not suitable for applications requiring level shifting beyond 5V

Working Principles

The 74HC40105PW,112 is a bidirectional level shifter that allows voltage translation between two different voltage domains. It operates by receiving input signals from one domain and providing output signals in the other domain. The level shifter utilizes internal circuitry to convert the logic levels while maintaining signal integrity and minimizing propagation delay.

Detailed Application Field Plans

  1. Interfacing between microcontrollers operating at different voltage levels
  2. Communication between digital sensors and microprocessors with varying voltage requirements
  3. Level shifting in data transmission systems, such as UART or I2C interfaces
  4. Voltage translation in battery-powered devices with multiple voltage domains

Detailed and Complete Alternative Models

  1. SN74LVC1T45DBVR - Single-Bit Dual-Supply Bus Transceiver
  2. TXB0108PWR - 8-Bit Bidirectional Voltage-Level Translator
  3. PCA9306DCUR - Dual Bidirectional I2C-Bus and SMBus Voltage-Level Translator

(Note: These alternative models are provided as examples and may have different specifications and pin configurations.)

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技術ソリューションにおける 74HC40105PW,112 の適用に関連する 10 件の一般的な質問と回答をリストします。

Sure! Here are 10 common questions and answers related to the application of 74HC40105PW,112 in technical solutions:

  1. Q: What is the function of the 74HC40105PW,112? A: The 74HC40105PW,112 is a hex non-inverting level shifter IC used for voltage translation between different logic levels.

  2. Q: What is the operating voltage range of the 74HC40105PW,112? A: The 74HC40105PW,112 operates within a voltage range of 2V to 6V.

  3. Q: How many channels does the 74HC40105PW,112 have? A: The 74HC40105PW,112 has six channels, allowing it to translate signals between six different logic levels.

  4. Q: What is the maximum data rate supported by the 74HC40105PW,112? A: The 74HC40105PW,112 can support data rates up to 50 MHz.

  5. Q: Can the 74HC40105PW,112 be used for bidirectional level shifting? A: No, the 74HC40105PW,112 is a unidirectional level shifter and cannot perform bidirectional voltage translation.

  6. Q: What is the typical propagation delay of the 74HC40105PW,112? A: The typical propagation delay of the 74HC40105PW,112 is around 8 ns.

  7. Q: Does the 74HC40105PW,112 require external pull-up or pull-down resistors? A: Yes, the 74HC40105PW,112 requires external pull-up or pull-down resistors to set the logic levels.

  8. Q: Can the 74HC40105PW,112 handle both CMOS and TTL logic levels? A: Yes, the 74HC40105PW,112 is compatible with both CMOS and TTL logic levels.

  9. Q: What is the maximum current that can be sourced or sunk by each channel of the 74HC40105PW,112? A: Each channel of the 74HC40105PW,112 can source or sink up to 4 mA of current.

  10. Q: Can the 74HC40105PW,112 be cascaded to achieve higher voltage translation levels? A: Yes, multiple 74HC40105PW,112 ICs can be cascaded to achieve higher voltage translation levels if needed.

Please note that these answers are general and may vary depending on the specific application and datasheet of the 74HC40105PW,112.