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ISL32272EFVZ

ISL32272EFVZ

Product Overview

Category: Integrated Circuit (IC)

Use: The ISL32272EFVZ is a high-speed, 3.3V powered, dual-channel RS-232 transceiver. It is designed to interface between TTL logic and RS-232 voltage levels, making it suitable for various communication applications.

Characteristics: - High-speed data transmission - Low power consumption - Wide operating voltage range - ESD protection - Small form factor

Package: The ISL32272EFVZ is available in a small footprint, 20-lead TSSOP package.

Essence: This IC serves as a bridge between TTL logic signals and RS-232 voltage levels, enabling reliable communication between devices operating at different voltage levels.

Packaging/Quantity: The ISL32272EFVZ is typically sold in reels containing 250 units per reel.

Specifications

  • Supply Voltage Range: 3.0V to 3.6V
  • Data Rate: Up to 1Mbps
  • Operating Temperature Range: -40°C to +85°C
  • Number of Channels: 2
  • Logic Compatibility: TTL/CMOS
  • ESD Protection: ±15kV (Human Body Model)
  • RoHS Compliant: Yes

Pin Configuration

The ISL32272EFVZ features a 20-pin TSSOP package with the following pin configuration:

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Pin Name Description

1 VCC Power Supply 2 GND Ground 3 RIN1 Receiver Input Channel 1 4 ROUT1 Receiver Output Channel 1 5 CTS1 Clear To Send Channel 1 6 RTS1 Request To Send Channel 1 7 TIN1 Transmitter Input Channel 1 8 TOUT1 Transmitter Output Channel 1 9 V+ Charge Pump Capacitor Positive Terminal 10 C1- Charge Pump Capacitor Negative Terminal 11 RIN2 Receiver Input Channel 2 12 ROUT2 Receiver Output Channel 2 13 CTS2 Clear To Send Channel 2 14 RTS2 Request To Send Channel 2 15 TIN2 Transmitter Input Channel 2 16 TOUT2 Transmitter Output Channel 2 17 SHDN Shutdown Control Input 18 V- Charge Pump Capacitor Negative Terminal 19 NC No Connection 20 VCC Power Supply ```

Functional Features

  • TTL to RS-232 voltage level conversion
  • Automatic power-down mode for reduced power consumption
  • Enhanced ESD protection for improved reliability
  • Supports full-duplex communication
  • Integrated charge pump for generating RS-232 voltage levels

Advantages and Disadvantages

Advantages: - High-speed data transmission capability - Wide operating voltage range allows compatibility with various systems - Small form factor enables space-efficient designs - ESD protection enhances device durability

Disadvantages: - Limited to RS-232 communication, not compatible with other protocols - Requires external capacitors for charge pump operation

Working Principles

The ISL32272EFVZ operates by converting TTL logic signals into RS-232 voltage levels. It utilizes an integrated charge pump to generate the required voltage levels for RS-232 communication. The transceiver supports full-duplex communication, allowing simultaneous transmission and reception of data.

Detailed Application Field Plans

The ISL32272EFVZ finds applications in various fields, including but not limited to: - Industrial automation - Telecommunications - Networking equipment - Point-of-sale systems - Medical devices

Detailed and Complete Alternative Models

Some alternative models to the ISL32272EFVZ that offer similar functionality include: - MAX3232EIPWR - SP3232EEN-L/TR - ADM3202ARNZ

These alternatives can be considered based on specific requirements and availability.

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Listen Sie 10 häufige Fragen und Antworten im Zusammenhang mit der Anwendung von ISL32272EFVZ in technischen Lösungen auf

Sure! Here are 10 common questions and answers related to the application of ISL32272EFVZ in technical solutions:

  1. Question: What is ISL32272EFVZ?
    Answer: ISL32272EFVZ is a high-speed, bi-directional RS-232 transceiver that operates from a single 3.3V power supply.

  2. Question: What is the maximum data rate supported by ISL32272EFVZ?
    Answer: ISL32272EFVZ supports data rates up to 1Mbps.

  3. Question: Can ISL32272EFVZ be used in industrial applications?
    Answer: Yes, ISL32272EFVZ is suitable for use in industrial applications due to its robustness and wide operating temperature range.

  4. Question: Does ISL32272EFVZ support automatic power-down mode?
    Answer: Yes, ISL32272EFVZ features an automatic power-down mode that reduces power consumption when not actively transmitting or receiving data.

  5. Question: Can ISL32272EFVZ be used with both 3.3V and 5V logic levels?
    Answer: Yes, ISL32272EFVZ is compatible with both 3.3V and 5V logic levels, making it versatile for various applications.

  6. Question: Is ISL32272EFVZ ESD protected?
    Answer: Yes, ISL32272EFVZ provides ±15kV ESD protection on the RS-232 pins, ensuring reliable operation in harsh environments.

  7. Question: Can ISL32272EFVZ be used in battery-powered devices?
    Answer: Yes, ISL32272EFVZ has low power consumption and can be used in battery-powered devices without draining the battery quickly.

  8. Question: Does ISL32272EFVZ support flow control?
    Answer: Yes, ISL32272EFVZ supports both hardware and software flow control for efficient data transmission.

  9. Question: What is the operating temperature range of ISL32272EFVZ?
    Answer: ISL32272EFVZ can operate in a temperature range of -40°C to +85°C, making it suitable for various environments.

  10. Question: Is ISL32272EFVZ RoHS compliant?
    Answer: Yes, ISL32272EFVZ is RoHS compliant, ensuring it meets environmental regulations.

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