TLE7239GS

Power Stages

Data Sheet

18

Rev. 1.0, 2008-10-30

6.4

Timing Diagrams

The power transistors are switched on and off with a dedicated slope via the INX bits of the serial peripheral

interface (SPI). The switching times

t

Figure 6

Switching a Resistive Load

In input mode, a high signal at the input pin is equivalent to a SPI ON command and a low signal to SPI OFF

command respectively. Please refer to Section 9.3 for details on SPI protocol.

IN

t

SwitchOn .emf

t

20%

80%