SN75189AD

Product Overview

• Category: Integrated Circuit (IC)
• Use: RS-232 Line Driver/Receiver
• Characteristics:
  • High-speed data transmission
  • Low power consumption
  • Wide operating voltage range
  • ESD protection
• Package: Dual-In-Line (DIP)
• Essence: Reliable and efficient RS-232 line driver/receiver
• Packaging/Quantity: Available in tubes of 25 or reels of 2,000 units

Specifications

• Supply Voltage Range: ±4.5V to ±15V
• Data Rate: Up to 20 Mbps
• Operating Temperature Range: -40°C to +85°C
• Input Thresholds: ±200mV
• Output Voltage Swing: ±7V
• Propagation Delay Time: 30 ns
• Power Consumption: 8 mW (typical)

Detailed Pin Configuration

The SN75189AD has a total of 16 pins, which are assigned as follows:

1. VCC - Positive power supply
2. GND - Ground
3. A - Receiver input A
4. B - Receiver input B
5. Y - Receiver output
6. Z - Receiver output
7. G - Driver enable input
8. D - Driver input D
9. C - Driver input C
10. V- - Negative power supply
11. F - Driver output F
12. E - Driver output E
13. H - Driver output H
14. J - Driver output J
15. K - Driver output K
16. L - Driver output L

Functional Features

• RS-232 line driver/receiver for bidirectional communication
• Supports full-duplex data transmission
• Provides ESD protection for robust operation
• Enables high-speed data transfer up to 20 Mbps
• Wide operating voltage range allows flexibility in various applications

Advantages and Disadvantages

Advantages: - High-speed data transmission capability - Low power consumption - ESD protection for enhanced reliability - Wide operating voltage range for versatility

Disadvantages: - Limited to RS-232 communication standard - Requires external components for complete functionality

Working Principles

The SN75189AD is designed to facilitate reliable bidirectional communication using the RS-232 standard. It consists of a line driver and a line receiver, allowing data transmission in both directions simultaneously. The driver amplifies the input signals and provides the necessary voltage levels for proper communication, while the receiver detects and interprets the incoming signals.

Detailed Application Field Plans

The SN75189AD is commonly used in various applications that require RS-232 communication, such as: - Industrial automation systems - Telecommunication equipment - Computer peripherals - Data acquisition systems - Point-of-sale terminals - Networking devices

Detailed and Complete Alternative Models

1. MAX232 - RS-232 Line Driver/Receiver IC
2. LTC1480 - Low Power RS-485 Transceiver
3. MAX3232 - Dual RS-232 Transceiver
4. SP3232 - 3V RS-232 Transceiver

These alternative models offer similar functionality to the SN75189AD and can be considered as replacements depending on specific requirements.

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