This part of IEC 60748 gives requirements for the following categories or subcategories of interface integrated circuits.
Category Ⅰ:
- subcategory A: line circuits (transmitters and receivers);
- subcategory B: sense amplifiers;
- subcategory C: peripheral drivers (including memory drivers) and level shifters;
- subcategory D: voltage comparators.
Category Ⅱ:
- linear and non-linear analogue-to-digital and digital-to-analogue converters.
Category Ⅲ:
- control circuits for switch-mode power supplies.
Category Ⅳ:
- companding PCM coder-decoders (CODEC).
Category Ⅴ:
- digital interface integrated circuits (UBF).
Category Ⅵ:
- integrated service digital network (ISDN).
As stated in the foreword, this standard is to be used in conjunction with IEC 60747-1 and IEC 60748-1. In these standards, the user will find all basic information on:
- terminology;
- letter symbols;
- essential ratings and characteristics;
- measuring methods.
The sequence of the different chapters is in accordance with IEC 60747-1, 2.1, chapter Ⅲ.