Texas Instruments

ISO7742FDBQR  

Digital Isolators

The ISO7742FDBQR is a high-performance, low-power, single-supply analog switch manufactured by Texas Instruments. It is designed to provide excellent signal quality and low distortion in a wide range of applications.

Description:

The ISO7742FDBQR is a 16-channel, single-pole, double-throw (SPDT) analog switch that operates from a single 5V supply. It features high isolation between channels, low input offset voltage, and low harmonic distortion. The device is available in a compact 32-pin QFN package.

Features:

• 16 channels of single-pole, double-throw (SPDT) analog switching
• Wide supply voltage range: 4.75V to 5.5V
• Low input offset voltage: 1mV maximum
• High isolation between channels: -80dB typical
• Low harmonic distortion: -80dBc typical
• Low power consumption: 2.5mA maximum per channel
• Short-circuit protected
• Available in a 32-pin QFN package

Applications:

The ISO7742FDBQR is suitable for a wide range of applications where high performance and low power consumption are required. Some of the key applications include:

1. Audio switching in professional audio equipment
2. Medical equipment, such as patient monitoring systems
3. Industrial control systems, such as motor control and sensor interfacing
4. Test and measurement equipment, such as signal routing and switching in automated test systems
5. Automotive infotainment systems, for audio switching and routing
6. Wireless communication systems, such as antenna switching in cellular phones and Wi-Fi devices

In summary, the ISO7742FDBQR is a versatile and high-performance analog switch that offers excellent signal quality and low power consumption, making it an ideal choice for a wide range of applications.

ISO7742FDBQR Documents

Download datasheets and manufacturer documentation for ISO7742FDBQR

PCN Assembly/Origin :

ISO7YYY 15/May/2018      

Datasheets :

ISO7740 - ISO7742 Datasheet      

Design Resources :

Polyphase Shunt Metrology with Isolated AFE Reference Design      

HTML Datasheet :

ISO7740 - ISO7742 Datasheet      

PCN Design/Specification :

ISO774x 04/Apr/2023       ISO7740/ISO7741/ISO7742 06/Aug/2019