Analog Integrated Circuit Device Data

Freescale Semiconductor

3

17C724

TERMINAL CONNECTIONS

TERMINAL CONNECTIONS

Figure 3. 17C724 Terminal Connections

Table 1. 17C724 Terminal Definitions

A functional description of each terminal can be found in the Functional Terminal Description section beginning on page 8.

Terminal

Number

Terminal

Name

Terminal

Function

Formal Name

Definition

1

IN1A

Logic

Logic Input Control 1A Logic input control of OUT1A (refer to Table 5, Truth Table, page 7).

2

IN1B

Logic

Logic Input Control 1B Logic input control of OUT1B (refer to Table 5, Truth Table, page 7).

3

OUT1A

Output

H-Bridge Output 1A

Output A of H-Bridge channel 1.

4

VM1

Power

Motor Driver Power

Supply 1

Positive power source connection for H-Bridge 1 (Motor Driver Power

Supply) (1).

5

OUT2A

Output

H-Bridge Output 2A

Output A of H-Bridge channel 2.

6, 7

PGND2

Ground

Power Ground 2

High-current power ground 2 (2).

8

OUT2B

Output

H-Bridge Output 2B

Output B of H-Bridge channel 2.

9

VM2

Power

Motor Driver Power

Supply 2

Positive power source connection for H-Bridge 2 (Motor Driver Power

Supply) (1).

10

OUT1B

Output

H-Bridge Output 1B

Output B of H-Bridge channel 1.

11

IN2B

Input

Logic Input Control 2B Logic input control of OUT2B (refer to Table 5, Truth Table, page 7).

12

IN2A

Input

Logic Input Control 2A Logic input control of OUT2A (refer to Table 5, Truth Table, page 7).

13

PSAVE

Input

Input Enable Control

Logic input enable control of H-Bridges to save power.

14

LGND

Ground

Logic Ground

Low-current logic signal ground (2).

15

PGND1

Ground

Power Ground 1

High-current power ground 1 (2).

16

VDD

Logic

Logic Circuit Power

Supply

Positive power source connection for logic circuit.

Notes

1.

VM1 and VM2 are internally connected.

2.

LGND, PGND1, and PGND2 are internally connected.

Transparent Top View of Package

1N1A

OUT1A

VM1

1N1B

15

5

4

3

2

1

IN2A

OUT1B

VM2

IN2B

10

9

14

13

11

12

8

16

67