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SN74ALVTH162245GR

SN74ALVTH162245GR

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Level Shifter and Bus Transceiver
  • Characteristics: High-speed, low-voltage, 16-bit bidirectional transceiver
  • Package: TSSOP (Thin Shrink Small Outline Package)
  • Essence: Transfers data between two different voltage domains
  • Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

  • Number of Bits: 16
  • Logic Family: ALVTH
  • Voltage Level Translation: 1.2V to 3.6V
  • Input/Output Compatibility: TTL, CMOS
  • Output Drive Strength: ±12mA
  • Propagation Delay: 2.5ns (Max)
  • Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The SN74ALVTH162245GR has a total of 48 pins, which are divided into four groups:

  • Group A (pins 1-12): Data I/O Ports A1-A12
  • Group B (pins 13-24): Data I/O Ports B1-B12
  • Group C (pins 25-36): Control Inputs/Outputs (DIR, OE, LE)
  • Group D (pins 37-48): Power Supply and Ground (VCC, GND)

For the detailed pin configuration diagram, please refer to the datasheet provided by the manufacturer.

Functional Features

  • Bidirectional Data Transfer: Allows data transmission in both directions between two voltage domains.
  • Voltage Level Translation: Converts signals from one voltage level to another, ensuring compatibility between different logic families.
  • High-Speed Operation: Provides fast data transfer with minimal propagation delay.
  • Output Enable and Direction Control: Enables or disables the outputs and controls the direction of data flow.
  • ESD Protection: Incorporates Electrostatic Discharge (ESD) protection to safeguard against damage during handling and operation.

Advantages and Disadvantages

Advantages: - Wide voltage level translation range - High-speed operation - Bidirectional data transfer capability - ESD protection for enhanced reliability - Compact TSSOP package for space-constrained applications

Disadvantages: - Limited number of bits (16) - Requires external control signals for direction and output enable

Working Principles

The SN74ALVTH162245GR operates by receiving data from one voltage domain, translating it to the desired voltage level, and transmitting it to another voltage domain. The direction of data flow is controlled by the DIR pin, while the OE pin enables or disables the outputs. The IC ensures reliable data transfer by incorporating ESD protection measures.

Detailed Application Field Plans

The SN74ALVTH162245GR finds applications in various fields, including:

  1. Communication Systems: Facilitates level shifting between different communication protocols and voltage domains.
  2. Industrial Automation: Enables data exchange between devices operating at different voltage levels.
  3. Automotive Electronics: Supports bidirectional data transfer between components with varying voltage requirements.
  4. Consumer Electronics: Allows interfacing between different logic families in devices such as smartphones, tablets, and gaming consoles.

Detailed and Complete Alternative Models

  1. SN74LVC4245A: 8-bit bidirectional voltage level translator with a wide voltage range.
  2. TXB0108: 8-bit bidirectional voltage-level translator with automatic direction sensing.
  3. PCA9306: Dual bidirectional I2C-bus and SMBus voltage-level translator.

These alternative models offer similar functionality and can be considered based on specific application requirements.

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10 domande e risposte comuni relative all'applicazione di SN74ALVTH162245GR nelle soluzioni tecniche

Sure! Here are 10 common questions and answers related to the application of SN74ALVTH162245GR:

  1. Q: What is SN74ALVTH162245GR? A: SN74ALVTH162245GR is a 16-bit bus transceiver with 3-state outputs, designed for low-voltage (1.65V to 3.6V) applications.

  2. Q: What is the maximum data transfer rate supported by SN74ALVTH162245GR? A: SN74ALVTH162245GR supports a maximum data transfer rate of 400 Mbps.

  3. Q: Can SN74ALVTH162245GR be used in both input and output modes? A: Yes, SN74ALVTH162245GR can be used as both an input and output buffer.

  4. Q: What is the voltage level compatibility of SN74ALVTH162245GR? A: SN74ALVTH162245GR is compatible with both TTL and CMOS voltage levels.

  5. Q: How many control inputs does SN74ALVTH162245GR have? A: SN74ALVTH162245GR has two control inputs, namely OE (Output Enable) and DIR (Direction).

  6. Q: What is the function of the OE (Output Enable) pin? A: The OE pin controls the output enable/disable function of the device. When OE is high, the outputs are enabled; when OE is low, the outputs are disabled.

  7. Q: What is the function of the DIR (Direction) pin? A: The DIR pin controls the direction of data flow. When DIR is high, data flows from A to B; when DIR is low, data flows from B to A.

  8. Q: Can SN74ALVTH162245GR be used in mixed-voltage level applications? A: Yes, SN74ALVTH162245GR supports mixed-voltage level applications, allowing for bidirectional voltage translation.

  9. Q: What is the power supply range for SN74ALVTH162245GR? A: SN74ALVTH162245GR operates with a power supply range of 1.65V to 3.6V.

  10. Q: Is SN74ALVTH162245GR RoHS compliant? A: Yes, SN74ALVTH162245GR is RoHS (Restriction of Hazardous Substances) compliant, ensuring it meets environmental standards.

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