M62392 datasheet(5/7 Pages) MITSUBISHI

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MITSUBISHI ELECTRIC

1997-5-27C.rev

MITSUBISHI <Dig./Ana. INTERFACE>

M62392P,FP

8-BIT 12CH I2C BUS D-A CONVERTER WITH BUFFER AMPLIFIERS

DAC output

STA SLAVE ADDRESS W A

SUB ADDRESS

DAC DATA

A STP

I2C BUS FORMAT

(2)CHANNEL SELECT DATA

MSB

LSB

(1)CHIP SELECT DATA

DIGITAL DATA FORMAT

•SLAVE ADDRESS

First

Last

CHIP SELECT DATA

(SLAVE ADDRESS)

•DAC DATA

First

MSB

Last

LSB

(3)DAC DATA

(VrefU-VrefL)/256 x 1+VrefL

MSB

LSB

First

Last

(VrefU-VrefL)/256 x 2+VrefL

(VrefU-VrefL)/256 x 3+VrefL

(VrefU-VrefL)/256 x 4+VrefL

(VrefU-VrefL)/256 x 255+VrefL

VrefU

•SUB ADDRESS

CHANNEL SELECT DATA

Don't care

Last

First

Lower 3bits(A0,A1,A2) are a programmable address. This

IC is accessed only when the lower 3 bits data of slave

address coincide with the data of CS0 to CS2.(refer to the

upper table)

MSB

LSB

CS2 CS1 CS0

Don't care.

ch1 selection

ch2 selection

ch11 selection

ch12 selection

Channel selection

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