MOTOROLA ANALOG INTEGRATED CIRCUIT DEVICE DATA

33879

3

PIN FUNCTION DESCRIPTION

Pin

Pin Name

Formal Name

Definition

1GND

Ground

Digital ground.

Logic Supply Voltage

3S8

Source Output 8

Output eight MOSFET source pins.

4, 8, 9, 24,

25, 30

NC

Not Connected

No internal connection to this pin.

5D8

Drain Output 8

Output eight MOSFETdrain pin.

6S2

Source Output 2

Output two MOSFET source pin.

7D2

Drain Output 2

Output two MOSFET drain pin.

10

S1

Source Output 1

Output one MOSFET source pin.

11

D1

Drain Output 1

Output one MOSFET drain pin.

12

D6

Drain Output 6

Output six MOSFET drain pin.

13

S6

Source Output 6

Output six MOSFET source pin.

14

IN6

Command Input 6

PWM direct control input pin for output 6. IN6 is “OR” with SPI bit.

15

EN

Enable Input

IC Enable. Active high. With EN low, the device is in sleep mode.

16

SCLK

SPI Clock

SPI control clock input pin.

17

DI

Serial Data Input

SPI control data input pin from MCU to the 33879. Logic [1] activates output.

18

CS

SPI Chip Select

SPI control chip select input pin from MCU to the 33879. Logic [0] allows data to be

transferred in.

19

IN5

Command Input 5

PWM direct control input pin for output 5. IN5 is “OR” with SPI bit.

20

S5

Source Output 5

Output five MOSFET source pin.

21

D5

Drain Output 5

Output five MOSFET drain pin.

22

D3

Drain Output 3

Output three MOSFET drain pin.

23

S3

Source Output 3

Output three MOSFET source pin.

26

D4

Drain Output 4

Output four MOSFET drain pin.

27

S4

Source Output 4

Output four MOSFET source pin.

28

D7

Drain Output 7

Output seven MOSFET drain pin.

29

S7

Source Output 7

Output seven MOSFET source pin.

31

Battery Input

32

DO

Serial Data Output

SPI control data output pin from the 33879 to the MCU. DO=0 no fault, DO=1 specific

output has fault.

DO

1

D7

S4

D4

NC

NC

S3

D3

D5

S5

CS

DI

IN5

S7

NC

GND

D8

S2

D2

NC

NC

S1

D1

D6

S6

EN

SCLK

IN6

NC

S8

8

9

10

11

12

13

14

15

16

3

4

5

6

7

2

32

25

24

23

22

21

20

19

18

17

30

29

28

27

26

31

Freescale Semiconductor, Inc.

For More Information On This Product,

Go to: www.freescale.com