ISL9305H(2010) View Datasheet(PDF) - Intersil

Part Name

Description

MFG CO.

ISL9305H
(Rev.:2010)

3MHz Dual 1.5A Step-Down Converters and Dual Low-Input LDOs with I2C Compatible Interface

Intersil 

ISL9305H

S SLAVE ADDRESS 0 A REGISTER ADDRESS A

R/W

OPTIONAL

DATA BYTE 2

A

DATA BYTE N

DATA BYTE 1

A

AUTO INCREMENT

REGISTER ADDRESS

AP

SYSTEM HOST

ISL9305H

A – ACKNOWLEDGE

N – NOT ACKNOWLEDGE

S – START

P – STOP

AUTO INCREMENT

REGISTER ADDRESS

AUTO INCREMENT

REGISTER ADDRESS

FIGURE 5. I2C WRITE

S SLAVE ADDRESS 0 A REGISTER ADDRESS A S SLAVE ADDRESS 1 A

R/W

R/W

OPTIONAL

DATA BYTE 1

A

DATA BYTE 2

A

DATA BYTE N

NP

AUTO INCREMENT

REGISTER ADDRESS

AUTO INCREMENT

REGISTER ADDRESS

AUTO INCREMENT

REGISTER ADDRESS

FIGURE 6. I2C READ SPECIFYING REGISTER ADDRESS

SYSTEM HOST

ISL9305H

A – ACKNOWLEDGE

N – NOT ACKNOWLEDGE

S – START

P – STOP

OPTIONAL

S SLAVE ADDRESS 1 A

DATA BYTE 1

A

DATA BYTE 2

A

R/W

AUTO INCREMENT

AUTO INCREMENT

REGISTER ADDRESS

REGISTER ADDRESS

SYSTEM HOST

ISL9305H

A – ACKNOWLEDGE

N – NOT ACKNOWLEDGE

S – START

P – STOP

FIGURE 7. I2C READ NOT SPECIFYING REGISTER ADDRESS

DATA BYTE N

NP

AUTO INCREMENT

REGISTER ADDRESS

9

FN7724.0

November 8, 2010

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