cat5409 Catalyst Semiconductor, cat5409 Datasheet - Page 11
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cat5409
Manufacturer Part Number
cat5409
Description
Quad Digitally Programmable Potentiometers Dpp? With 64 Taps And I?c Interface
Manufacturer
Catalyst Semiconductor
Datasheet
1.CAT5409.pdf
(16 pages)
Figure 10. Increment/Decrement Timing Limits
INSTRUCTION FORMAT
Read Wiper Control Register (WCR)
Write Wiper Control Register (WCR)
Read Data Register (DR)
Write Data Register (DR)
© Catalyst Semiconductor, Inc.
Characteristics subject to change without notice
S
T
A
R
T
S
T
A
R
T
S
T
A
R
T
S
T
A
R
T
Command
0
0
0
0
INC/DEC
Issued
1
1
1
1
SCL
SDA
R
W
DEVICE ADDRESSES
DEVICE ADDRESSES
DEVICE ADDRESSES
DEVICE ADDRESSES
0
0
0
0
1
1
1
1
A3
A3
A3
A3
A2
A2
A2
A2
A1
A1
A1
A1
A0
A0
A0
A0
A
C
K
A
C
K
A
C
K
A
C
K
1
1
1
1
Voltage Out
0
1
0
0
0
1
1
0
INSTRUCTION
INSTRUCTION
INSTRUCTION
INSTRUCTION
1
0
1
0
11
R1
R1
0
0
R0
R0
0
0
P1
P1
P1
P1
P0
P0
P0
P0
A
C
K
A
C
K
A
C
K
A
C
K
7
0
7
0
t
WRID
7
0
7
0
6
0
6
0
6
0
6
0
5
5
5
5
DATA
DATA
4
4
DATA
DATA
4
4
3
3
3
3
Doc. No. MD-2010 Rev. K
2
2
2
2
1
1
CAT5409
1
1
0
0
0
0
A
C
K
A
C
K
A
C
K
A
C
K
O
O
S
T
P
S
T
P
O
O
S
T
P
S
T
P