STA533WF

Pin description

Doc ID 17658 Rev 2

3/15

24

CONFIG

I

Configuration pin:

0: normal operation

1: bridges in parallel, see Parallel-output and high-current operation

on page 8

25

PWRDN

I

Stand-by pin:

0: low-power mode

1: normal operation

26

TRISTATE

I

Hi-Z pin:

0: all power amplifier outputs in high-impedance state

1: normal operation

27

FAULT

O

Fault pin advisor (open-drain device, needs pull-up resistor):

0: fault detected (short circuit or thermal, for example)

1: normal operation

28

THWARN

O

Thermal-warning advisor (open-drain device, needs pull-up

resistor):

1: normal operation

29

IN1A

I

Input of half-bridge 1A

30

IN1B

I

Input of half-bridge 1B

31

IN2A

I

Input of half-bridge 2A

32

IN2B

I

Input of half-bridge 2B

33, 34

VSS

PWR

35, 36

VCCSIG

PWR

Table 2.

Pin list (continued)

Pin

Name

Type

Description