SLLSEP4I March 2016 – January 2024 ISO7740 , ISO7741 , ISO7742
PRODUCTION DATA
To help ensure reliable operation at data rates and supply voltages, a 0.1-μF bypass capacitor is recommended at the input and output supply pins (VCC1 and VCC2). The capacitors should be placed as close to the supply pins as possible. If only a single primary-side power supply is available in an application, isolated power can be generated for the secondary-side with the help of a transformer driver such as Texas Instruments' SN6501 or SN6505A. For such applications, detailed power supply design and transformer selection recommendations are available in SN6501 Transformer Driver for Isolated Power Supplies data sheet or SN6505A Low-Noise 1-A Transformer Drivers for Isolated Power Supplies data sheet.