Analog Integrated Circuit Device Data

8

Freescale Semiconductor

33186

ELECTRICAL CHARACTERISTICS

TRUTH TABLE

TRUTH TABLE

Table 4. TRUTH TABLE

Device State

Input Conditions

Status

Outputs

DI1 (8)

DI2 (8)

IN1

IN2

SF(9)

SF(10)

OU1

OU2

1-Forward

LH

HL

H

H

H

L

2-Reverse

LH

LH

H

H

L

H

3-Free Wheeling Low

LH

L

L

H

H

L

L

4-Free Wheeling High

LH

H

H

H

H

H

H

5-Disable 1

HX

X

X

L

H

Z

Z

6-Disable 2

XLX

X

L

H

Z

Z

7-IN1 Disconnected

LH

Z

X

H

H

H

X

8-IN2 Disconnected

LH

X

Z

H

H

X

H

9-DI1 Disconnected

ZX

X

X

L

H

Z

Z

10-DI2 Disconnected

XZ

X

X

L

H

Z

Z

11-Current Limit.active

LH

X

X

H

H

Z

Z

12-Undervoltage(6)

XX

XX

L

L

Z

Z

13-Overtemperature(7)

XX

XX

L

L

Z

Z

14-Overcurrent(7)

XX

XX

L

L

Z

Z

Notes

6.

In case of undervoltage, tristate and status-flag are reset automatically.

7.

Whenever overcurrent or overtemperature is detected, the fault is stored (i.e.status-flag remains low). The tristate conditions and the

8.

If COD = VCC then DI1 and DI2 are not active.

9.

COD = nc or GND

10.

COD = VCC

L = Low

H = High

X = High or Low

Z = High impedance (all output stage transistors are switched off).