DRV8804DW datasheet(3/15 Pages) TI1

Part #	DRV8804DW

Description	QUAD SERIAL INTERFACE LOW-SIDE DRIVER IC

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Manufacturer	TI1 [Texas Instruments]

Direct Link	http://www.ti.com

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nFAULT

SDATAO

SDATAIN

SCLK

GND

LATCH

NC

RESET

OUT4

nENBL

GND

OUT3

GND

OUT1

OUT2

VM

VCLAMP

DW (WIDE SOIC) PACKAGE

(TOP SIDE)

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3

4

5

6

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12

13

14

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16

nFAULT

SDATAO

SDATAIN

SCLK

GND

LATCH

NC

RESET

nENBL

OUT3

OUT4

GND

OUT1

OUT2

VM

VCLAMP

GND

PWP (HTSSOP) PACKAGE

(TOP SIDE)

DRV8804

www.ti.com

SLVSAW4B

– JULY 2011 – REVISED NOVEMBER 2011

Table 1. TERMINAL FUNCTIONS

EXTERNAL COMPONENTS

NAME

I/O(1)

DESCRIPTION

(SOIC)

(HTSSOP)

OR CONNECTIONS

POWER AND GROUND

5, 6, 7,

5, 12,

GND

-

Device ground

All pins must be connected to GND.

14, 15, 16

PPAD

VM

1

-

Device power supply

Connect to motor supply (8.2 V - 60 V).

CONTROL

nENBL

10

8

I

Enable input

Active low enables outputs

– internal pulldown

Active-high reset input initializes internal

RESET

11

9

I

Reset input

logic

– internal pulldown

Rising edge latches shift register to output

LATCH

13

11

I

Latch input

stage

– internal pulldown

SDATIN

18

14

I

Serial data input

– internal pulldown

Serial data output

– has weak internal

SDATOUT

19

15

O

Serial data output

pullup

– see serial interface section for details

SCLK

17

13

I

Serial clock

Serial clock input

– internal pulldown

STATUS

Logic low when in fault condition (overtemp,

nFAULT

20

16

OD

Fault

overcurrent)

OUTPUT

OUT1

3

O

Output 1

Connect to load 1

OUT2

4

O

Output 2

Connect to load 2

OUT3

8

6

O

Output 3

Connect to load 3

OUT4

9

7

O

Output 4

Connect to load 4

Connect to VM supply, or zener diode to VM

VCLAMP

2

-

Output clamp voltage

supply

(1)

Directions: I = input, O = output, OD = open-drain output

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