MCT8317A datasheet(119/161 Pages) TI1

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Table 8-35. PIN_CONFIG2 Register Field Descriptions (continued)

Bit

Field

Type

Reset

Description

FG_CONFIG

R/W

Fault on FG Pin Configuration

0h = FG active till BEMF drops below BEMF threshold defined by

FG_BEMF_THR

1h = FG toggle as long as motor is actively driven

12-11

FG_PIN_FAULT_CONFIG R/W

Fault on FG Pin Configuration

0h = FG continues to toggle till motor stops

1h = FG in Hi-Z state, pulled up externally

2h = FG pulled Low

3h = N/A

10-9

FG_PIN_STOP_CONFIG

R/W

FG upon Motor Stop Configuration

0h = FG continues to toggle till motor stops

1h = FG in Hi-Z state, pulled up externally

2h = FG pulled Low

3h = N/A

8-5

TBLANK

R/W

Blanking time after PWM edge

0h = 0 µs

1h = 1 µs

2h = 2 µs

3h = 3 µs

4h = 4 µs

5h = 5 µs

6h = 6 µs

7h = 7 µs

8h = 8 µs

9h = 9 µs

Ah = 10 µs

Bh = 11 µs

Ch = 12 µs

Dh = 13 µs

Eh = 14 µs

Fh = 15 µs

4-2

TPWDTH

R/W

Comparator deglitch time

0h = 0 µs

1h = 1 µs

2h = 2 µs

3h = 3 µs

4h = 4 µs

5h = 5 µs

6h = 6 µs

7h = 7 µs

1-0

ZERO_DUTY_HYST

R/W

Duty cycle hysteresis to exit standby

0h = 0 %

1h = 1 %

2h = 2 %

3h = 3 %

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MCT8317A

SLLSFQ2 – JANUARY 2023

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