Intersil
Gambar mungkin merupakan representasi.
Lihat spesifikasi untuk detail produk.
ICL3221IAZ
Lihat Detail Lembar Data

ICL3221IAZ

Product Overview

Category: Integrated Circuit (IC)

Use: The ICL3221IAZ is a high-speed, 3.0V to 5.5V powered RS-232 transceiver. It is designed for use in applications requiring the conversion of logic-level signals to RS-232 voltage levels.

Characteristics: - High-speed data rate: Up to 250kbps - Low power consumption: Typically 300µA - Wide supply voltage range: 3.0V to 5.5V - ESD protection: ±15kV (Human Body Model) - Small package size: Available in 20-pin SSOP package

Package and Quantity: The ICL3221IAZ is available in a 20-pin SSOP (Shrink Small Outline Package) format. It is typically sold in reels or tubes containing multiple units.

Essence: The ICL3221IAZ is an essential component for interfacing between logic-level signals and RS-232 communication standards. It enables reliable and efficient communication between devices operating at different voltage levels.

Packaging/Quantity: The ICL3221IAZ is packaged in a 20-pin SSOP format and is typically sold in reels or tubes containing multiple units.

Specifications

  • Supply Voltage Range: 3.0V to 5.5V
  • Data Rate: Up to 250kbps
  • Operating Temperature Range: -40°C to +85°C
  • ESD Protection: ±15kV (Human Body Model)
  • Logic Input High Voltage: 2.4V (min), VCC (max)
  • Logic Input Low Voltage: GND (min), 0.8V (max)
  • Logic Output High Voltage: VCC - 0.4V (min), VCC (max)
  • Logic Output Low Voltage: GND (min), 0.4V (max)

Detailed Pin Configuration

The ICL3221IAZ has a total of 20 pins, each serving a specific function. The pin configuration is as follows:

  1. VCC - Power supply voltage
  2. GND - Ground reference
  3. T1OUT - Transmitter output for channel 1
  4. R1IN - Receiver input for channel 1
  5. T1IN - Transmitter input for channel 1
  6. R1OUT - Receiver output for channel 1
  7. R2OUT - Receiver output for channel 2
  8. T2IN - Transmitter input for channel 2
  9. R2IN - Receiver input for channel 2
  10. T2OUT - Transmitter output for channel 2
  11. NC - No connection
  12. NC - No connection
  13. NC - No connection
  14. NC - No connection
  15. NC - No connection
  16. NC - No connection
  17. NC - No connection
  18. NC - No connection
  19. NC - No connection
  20. NC - No connection

Functional Features

  • Logic-level to RS-232 voltage level conversion
  • High-speed data transmission up to 250kbps
  • Wide supply voltage range allows compatibility with various systems
  • Low power consumption for energy-efficient operation
  • ESD protection ensures robustness against electrostatic discharges

Advantages and Disadvantages

Advantages: - High-speed data rate enables fast communication - Wide supply voltage range offers flexibility in system integration - Low power consumption prolongs battery life in portable devices - ESD protection enhances reliability in harsh environments

Disadvantages: - Limited number of channels (only two channels available) - Requires external components for complete RS-232 interface implementation

Working Principles

The ICL3221IAZ operates by converting logic-level signals to RS-232 voltage levels. It utilizes internal charge pumps to generate the required voltage levels for RS-232 communication. The transceiver receives logic-level signals from the input pins and converts them into RS-232 voltage levels suitable for transmission. Similarly, it receives RS-232 voltage levels and converts them back to logic-level signals for output.

Detailed Application Field Plans

The ICL3221IAZ is widely used in various applications that require the conversion of logic-level signals to RS-232 voltage levels. Some common application fields include:

  1. Industrial Automation: Used in PLCs (Programmable Logic Controllers) and industrial control systems for reliable communication between devices.
  2. Telecommunications: Employed in networking equipment, such as routers and switches, to enable RS-232 communication with other devices.
  3. Consumer Electronics: Integrated into devices like set-top boxes, gaming consoles, and home automation systems for seamless connectivity.
  4. Medical Devices: Utilized in medical equipment for data exchange between different modules and devices.

Sebutkan 10 pertanyaan dan jawaban umum terkait penerapan ICL3221IAZ dalam solusi teknis

Sure! Here are 10 common questions and answers related to the application of ICL3221IAZ in technical solutions:

1. What is ICL3221IAZ? ICL3221IAZ is a popular integrated circuit (IC) that serves as a transceiver for RS-232 communication. It is commonly used in various technical solutions.

2. What are the key features of ICL3221IAZ? Some key features of ICL3221IAZ include low power consumption, wide operating voltage range, high data rate capability, and compatibility with RS-232 standards.

3. How does ICL3221IAZ work? ICL3221IAZ converts the voltage levels between RS-232 and TTL/CMOS logic levels, allowing seamless communication between devices using different voltage standards.

4. What are the typical applications of ICL3221IAZ? ICL3221IAZ is widely used in applications such as industrial automation, point-of-sale systems, networking equipment, medical devices, and various other electronic devices requiring RS-232 communication.

5. Can I use ICL3221IAZ with both 3.3V and 5V systems? Yes, ICL3221IAZ supports both 3.3V and 5V systems, making it versatile and compatible with a wide range of devices.

6. Does ICL3221IAZ require external components for operation? Yes, ICL3221IAZ requires a few external components such as capacitors and resistors for proper operation. The datasheet provides detailed information on the required components.

7. What is the maximum data rate supported by ICL3221IAZ? ICL3221IAZ can support data rates up to 250 kbps, making it suitable for most standard RS-232 communication requirements.

8. Can I use ICL3221IAZ in both full-duplex and half-duplex communication? Yes, ICL3221IAZ supports both full-duplex and half-duplex communication modes, providing flexibility for various application requirements.

9. Is ICL3221IAZ ESD protected? Yes, ICL3221IAZ has built-in ESD protection, which helps safeguard the IC from electrostatic discharge events, ensuring its reliability in real-world applications.

10. Where can I find more information about using ICL3221IAZ in my technical solution? You can refer to the datasheet provided by the manufacturer of ICL3221IAZ for detailed information on its pin configuration, recommended operating conditions, application circuits, and other relevant technical details.