X9428 Datasheet, PDF (6/20 Pages) Xicor Inc. – Single Digitally Controlled Potentiometer

X9428
Figure 4. Three-Byte Instruction Sequence
SCL
SDA
S 0 1 0 1 A3 A2 0 A0 A I3 I2 I1 I0 R1 R0 0 0 A 0 0 D5 D4 D3 D2 D1 D0 A S
T
C
C
CT
A
K
K
KO
R
P
T
Figure 5. Increment/Decrement Instruction Sequence
SCL
SDA
XX
S 0 1 0 1 A3 A2 0 A0 A I3 I2 I1 I0 R1 R0 0 0 A I I
T
C
CN N
A
K
KCC
R
12
T
Figure 6. Increment/Decrement Timing Limits
ID
NE
CC
n1
DS
ET
CO
nP
INC/DEC
CMD
Issued
SCL
t_WRID
SDA
V_W/R_W
Voltage Out
REV 1.1.5 7/8/03
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Characteristics subject to change without notice. 6 of 20