The 73S8014RN is a single smart‑card (ICC) interface circuit from Teridian, designed for set‑top box and conditional‑access applications. It supports both 3 V and 5 V cards, includes an on‑chip LDO regulator, and provides fault detection and interrupt reporting to the host processor.
The datasheet provides a complete pin‑out diagram, electrical specifications (absolute maximum ratings, recommended operating conditions, thermal parameters), functional block diagram, mechanical drawing, ordering information, and related documentation references.
| Supported card voltage | 3 V / 5 V up to 65 mA |
|---|---|
| LDO regulator output voltage | 4.75 V to 5.5 V (EMV 4.0) |
| VDD supply voltage range | 2.7 V to 5.5 VDC |
| Maximum card over‑current detection | 130 mA |
| Package type | 20‑pin SO (SO‑20) package |
| ESD protection on card interface | ±6 kV |
It supports both 3 V and 5 V smart cards with a maximum current of 65 mA.
The recommended VDD supply voltage is 2.7 V to 5.5 VDC.
The card interface pins are rated for ±6 kV ESD protection.