SDA9288X Datasheet, PDF (40/46 Pages) Siemens Semiconductor Group – Single Chip PIP System

4.2.3 Three Level Interface (3-L)
SDA 9288X
Figure 7
High level (H):
Medium level (M):
Low level (L):
upper transistor ON, lower transistor OFF
both transistors OFF (interface voltage determined by input stage)
upper transistor OFF, lower transistor ON
Semiconductor Group
40
03.96