TAS5182

SLES045E - JUNE 2002 - REVISED MAY 2004

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5

Terminal Functions (continued)

TERMINAL

DESCRIPTION

I/O

NAME

DESCRIPTION

I/O

NO.

DHS_A

49

I

DHS_B

43

I

DHS_C

37

I

DHS_D

31

I

DTC_HS

6

I

DTC_LS

7

I

3

P

Logic supply voltage

4, 24

P

Digital ground, reference for input signals

ERR0

21

O

Logic output, signals chip operation mode/state. This output is open drain with internal pullup resistor.

ERR1

22

O

Logic output, signals chip operation mode/state. This output is open drain with internal pullup resistor.

GHS_A

51

O

Gate drive output for high-side MOSFET, half-bridge A

GHS_B

45

O

Gate drive output for high-side MOSFET, half-bridge B

GHS_C

39

O

Gate drive output for high-side MOSFET, half-bridge C

GHS_D

33

O

Gate drive output for high-side MOSFET, half-bridge D

GLS_A

54

O

Gate drive output for low-side MOSFET, half-bridge A

GLS_B

48

O

Gate drive output for low-side MOSFET, half-bridge B

GLS_C

42

O

Gate drive output for low-side MOSFET, half-bridge C

GLS_D

36

O

Gate drive output for low-side MOSFET, half-bridge D

30, 55

P

Gate drive voltage supply terminal

29, 56

P

Gate drive voltage supply ground return

LOW/HIZ

23

I

Logic signal that determines the drive output state during a reset. When RESET_AB or RESET_CD is low,

LOW/HIZ = 1 indicates that the outputs are low impedance

LOW/HIZ = 0 indicates that the outputs are high impedance

NC

1, 2, 5,

25, 26

OC_HIGH

8

I

High-side overcurrent trip value programming. OC configuration circuit (see Figure 5) is required.

OC_LOW

27

I

Low-side overcurrent trip value programming. OC configuration circuit (see Figure 5) is required.

RESET_AB

12

I

Reset signal half-bridge A and B, active low

RESET_CD

17

I

Reset signal half-bridge C and D, active low

SHUTDOWN

20

O

Error/warning report indicator. This output is open drain with internal pull-up resistor.

SHS_A

52

I

SHS_B

46

I

SHS_C

40

I

SHS_D

34

I

SLS_A

53

I

Source connection low-side MOSFET, ground return terminal, half-bridge A

SLS_B

47

I

Source connection low-side MOSFET, ground return terminal, half-bridge B

SLS_C

41

I

Source connection low-side MOSFET, ground return terminal, half-bridge C

SLS_D

35

I

Source connection low-side MOSFET, ground return terminal, half-bridge D

TEMP

28

I

External temperature sensing connection

VRFILT

9

I