M62398 MITSUBISHI [Mitsubishi Electric Semiconductor], M62398 Datasheet - Page 5

• Manufacturer Part Number: M62398
• Description: 8BIT 12CH I2C BUS D.A CONVERTER WITH BUFFER AMPLIFIERS
• Manufacturer: MITSUBISHI [Mitsubishi Electric Semiconductor]

I C- BUS FORMAT
DIGITAL DATA FORMAT
2
STA SLAVE ADDRESS W A SUB ADDRESS
First
First
MSB
•SLAVE ADDRESS
•DAC DATA
D7
1
(3)DAC DATA
(1)CHIP SELECT DATA
First
MSB
(SLAVE ADDRESS)
MSB
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)
D7
A2
D6
0
0
0
1
0
0
0
0
1
1
0
D6
A1
0
0
0
0
1
1
0
0
1
1
D5
0
A0
D5
0
1
0
1
0
0
0
0
1
1
D4
LSB
1
CS2
D4
CHIP SELECT DATA
0
0
0
0
1
1
D3
A2
0
0
0
1
CS1
D3
0
0
0
0
1
1
D2
A1
0
0
1
1
CS0
D2
0
0
0
0
1
1
D1
A0
0
1
0
1
8BIT 12CH I C BUS D–A CONVERTER WITH BUFFER AMPLIFIERS
Last
MITSUBISHI ELECTRIC
D1
0
0
1
1
1
1
D0
Last
LSB
D0
Last
0
1
0
1
0
1
LSB
2
(2)CHANNEL SELECT DATA
MSB
•SUB ADDRESS
First
S3
(V
(V
(V
(V
(V
(V
0
0
0
1
1
1
1
X
ref
ref
ref
ref
ref
ref
U
U
U
U
U
U
A
MITSUBISHI <Dig./Ana. INTERFACE>
-V
-V
-V
-V
-V
-V
S2
0
0
0
0
1
1
1
X
Don't care
ref
ref
ref
ref
ref
ref
DAC DATA
L
L
L
L
L
L
)/256 x 1 x 2.4 + V
)/256 x 2 x 2.4 + V
)/256 x 3 x 2.4 + V
)/256 x 4 x 2.4 + V
)/256 x 255 x 2.4 + V
) x 2.4 + V
DAC output
S1
0
0
1
1
0
0
1
X
S0
0
1
0
1
0
1
1
X
LSB
M62398P,FP
ref
L
S3
A STP
CHANNEL SELECT DATA
Channel selection
ch11 selection
ch12 selection
ch1 selection
ch2 selection
Don't care.
Don't care.
Don't care.
S2
1997-5-28D.rev
ref
ref
ref
ref
L
L
L
L
ref
L
S1
S0
Last
( / 7)
5