Texas Instruments
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SN74ALVCHR16245GR
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SN74ALVCHR16245GR

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Level Shifting and Bus Transceiver
  • Characteristics: High-speed, low-power, bidirectional voltage translation between different logic levels
  • Package: 48-pin TSSOP (Thin Shrink Small Outline Package)
  • Essence: Transceiver IC for level shifting signals between two different voltage domains
  • Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

  • Logic Family: ALVC (Advanced Low-Voltage CMOS)
  • Number of Channels: 16
  • Voltage Translation Range: 1.2V to 3.6V
  • Maximum Data Rate: 400 Mbps
  • Supply Voltage Range: 1.65V to 3.6V
  • Input/Output Compatibility: TTL, LVTTL, LVCMOS
  • ESD Protection: >2000V (Human Body Model)

Detailed Pin Configuration

The SN74ALVCHR16245GR has a total of 48 pins, which are divided into four groups of 12 pins each. The pin configuration is as follows:

Group A (Pins 1-12)

  1. OE (Output Enable) 1
  2. A1 (Data Input/Output) 1
  3. B1 (Data Input/Output) 1
  4. A2 (Data Input/Output) 1
  5. B2 (Data Input/Output) 1
  6. A3 (Data Input/Output) 1
  7. B3 (Data Input/Output) 1
  8. A4 (Data Input/Output) 1
  9. B4 (Data Input/Output) 1
  10. VCCA (Voltage Supply) 1
  11. GND (Ground)
  12. VCCB (Voltage Supply) 1

Group B (Pins 13-24)

  1. OE (Output Enable) 2
  2. A1 (Data Input/Output) 2
  3. B1 (Data Input/Output) 2
  4. A2 (Data Input/Output) 2
  5. B2 (Data Input/Output) 2
  6. A3 (Data Input/Output) 2
  7. B3 (Data Input/Output) 2
  8. A4 (Data Input/Output) 2
  9. B4 (Data Input/Output) 2
  10. VCCA (Voltage Supply) 2
  11. GND (Ground)
  12. VCCB (Voltage Supply) 2

Group C (Pins 25-36)

  1. OE (Output Enable) 3
  2. A1 (Data Input/Output) 3
  3. B1 (Data Input/Output) 3
  4. A2 (Data Input/Output) 3
  5. B2 (Data Input/Output) 3
  6. A3 (Data Input/Output) 3
  7. B3 (Data Input/Output) 3
  8. A4 (Data Input/Output) 3
  9. B4 (Data Input/Output) 3
  10. VCCA (Voltage Supply) 3
  11. GND (Ground)
  12. VCCB (Voltage Supply) 3

Group D (Pins 37-48)

  1. OE (Output Enable) 4
  2. A1 (Data Input/Output) 4
  3. B1 (Data Input/Output) 4
  4. A2 (Data Input/Output) 4
  5. B2 (Data Input/Output) 4
  6. A3 (Data Input/Output) 4
  7. B3 (Data Input/Output) 4
  8. A4 (Data Input/Output) 4
  9. B4 (Data Input/Output) 4
  10. VCCA (Voltage Supply) 4
  11. GND (Ground)
  12. VCCB (Voltage Supply) 4

Functional Features

  • Bidirectional voltage translation between two different logic levels
  • Automatic direction control based on the direction of data flow
  • Supports level shifting for up to 16 independent channels
  • Low power consumption and high-speed operation
  • ESD protection for enhanced reliability

Advantages and Disadvantages

Advantages

  • High-speed data transmission up to 400 Mbps
  • Wide voltage translation range (1.2V to 3.6V)
  • Support for various input/output logic standards (TTL, LVTTL, LVCMOS)
  • Reliable ESD protection (>2000V Human Body Model)

Disadvantages

  • Limited number of channels (

Seznam 10 běžných otázek a odpovědí souvisejících s aplikací SN74ALVCHR16245GR v technických řešeních

Sure! Here are 10 common questions and answers related to the application of SN74ALVCHR16245GR in technical solutions:

  1. Q: What is SN74ALVCHR16245GR? A: SN74ALVCHR16245GR is a high-performance, low-voltage, 16-bit bus transceiver with 3-state outputs. It is commonly used for level shifting and signal buffering in various technical applications.

  2. Q: What is the operating voltage range of SN74ALVCHR16245GR? A: SN74ALVCHR16245GR operates within a voltage range of 1.65V to 3.6V, making it suitable for both low-voltage and standard voltage systems.

  3. Q: How many bits can SN74ALVCHR16245GR handle? A: SN74ALVCHR16245GR is a 16-bit bus transceiver, meaning it can handle 16 bits of data simultaneously.

  4. Q: Can SN74ALVCHR16245GR be used for bidirectional communication? A: Yes, SN74ALVCHR16245GR supports bidirectional data flow, allowing it to transmit and receive data on the same bus.

  5. Q: What is the maximum data transfer rate supported by SN74ALVCHR16245GR? A: SN74ALVCHR16245GR supports high-speed data transfer rates up to 400 Mbps, making it suitable for applications requiring fast data transmission.

  6. Q: Does SN74ALVCHR16245GR have built-in ESD protection? A: Yes, SN74ALVCHR16245GR features built-in ESD (Electrostatic Discharge) protection, which helps safeguard against damage caused by static electricity.

  7. Q: Can SN74ALVCHR16245GR be used in mixed-voltage systems? A: Yes, SN74ALVCHR16245GR supports level shifting between different voltage domains, making it suitable for use in mixed-voltage systems.

  8. Q: What is the power supply current consumption of SN74ALVCHR16245GR? A: The power supply current consumption of SN74ALVCHR16245GR varies depending on the operating conditions but typically ranges from a few milliamperes to tens of milliamperes.

  9. Q: Does SN74ALVCHR16245GR have any special features for reducing power consumption? A: Yes, SN74ALVCHR16245GR incorporates various power-saving features such as partial power-down mode and bus-hold functionality to minimize power consumption when not actively transmitting or receiving data.

  10. Q: Can SN74ALVCHR16245GR be used in automotive applications? A: Yes, SN74ALVCHR16245GR is designed to meet the requirements of automotive applications and is qualified for automotive-grade reliability standards.

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