MAS8444AS View Datasheet(PDF) - Micro Analog systems
Part Name
Description
MFG CO.
'MAS8444AS' PDF : 9 Pages View PDF
DA8444A.005
May 31, 1996
ELECTRICAL CHARACTERISTICS
CONT.
Linearity
(All voltages are with respect to GND; Tamb = 25 oC; VDD = 12V unless otherwise specified)
Parameter
Symbol
Conditions
Min
Typ
Max Unit
Differential nonlinearity
DNL
Io = -2mA; Vmax = VDD
-0.5
0.1
0.5 LSB
Integral nonlinearity
INL
Io = -2mA; Vmax = VDD
-0.5
0.1
0.5 LSB
FUNCTIONS
I2C - bus
The MAS8444A I2C-bus interface is a receiver-only slave. Data is accepted from the I2C-bus in the following format.
S
0 1 0 0 A2 A1 A0 0
A I3 I2 I1 I0 SD SC SB SA
A D7 D6 D5 D4 D3 D2 D1 D0
Address byte
Instruction byte
First data byte
AP
S Start condition
P Stop condition
A Acknowledgement
I2C - bus timing
A2, A1, A0
I3, I2, I1, I0
SD, SC, SB, SA
D7, D6, D5, D4, D3, D2, D2, D1, D0
programmable address bits
instruction bits
sub-address bits
data bits
SDA
Bit Transfer on the I2C-bus
SCL
SDA
Data line
stable
(data valid)
Change
of data
allowed
Complete Data Transfer
SCL
S
1-7
8
9
Start
Address R/W
Ack
condition
1-7
8
9
Data
Ack
1-7
8
Data
9
P
Ack
Stop
condition
5
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