M62333P/FP, M62338P/FP

REJ03D0865-0400 Rev.4.00 Mar 25, 2008

Page 5 of 9

I

STA

Slave address

W

A

Sub address

A

DAC data

A

STP

Note:

STA: start condition, A: affirmation bit, W: write (SDA = Low), STP: stop condition

• Slave address

1001111

First

Last

1001110

First

Last

M62333

M62338

• Sub address

Channel select data

S1

S0

Channel Selection

0

0

ch1 selection

0

1

ch2 selection

1

0

ch3 selection

XXXXXX

S1

First

Last

S0

Don't care

Channel

select data

1

1

Don’t care

• DAC data

First

MSB

First

MSB

Last

LSB

0

0

0

D7

D6

D5

D4

D3

D2

D1

D0

0

::::::::

:

1

1

0

0

0

0

1

1

0

0

0

0

1

1

00000

00001

00010

00011

1

1

1

1

1

1

1

1

0

1

D7

D1

D6

D5

D4

D3

D2

D0

Last

LSB

DAC output

× 1

× 2

× 3

× 4

× 255