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DP7221 Datasheet(PDF) 11 Page - Copal Electronics

Part # DP7221
Description  Dual Digital Potentiometer
PDF  16 Pages
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Manufacturer  COPAL [Copal Electronics]
Direct Link  http://www.nidec-copal-electronics.com/e
Logo COPAL - Copal Electronics

DP7221 Datasheet(HTML) 11 Page - Copal Electronics

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DP7221
© NIDEC COPAL ELECTRONICS CORP.
11
Doc. No. MD-2113 Rev. K
Characteristics subject to change without notice
Figure 10. Increment/Decrement Timing Limits
INSTRUCTION FORMAT
Read Wiper Control Register (WCR)
DEVICE ADDRESSES
INSTRUCTION
DATA
S
T
A
R
T
0 1 0 1 A3 A2 A1 A0
A
C
K
1001
0 P0 00
A
C
K
765
43210
A
C
K
S
T
O
P
Write Wiper Control Register (WCR)
DEVICE ADDRESSES
INSTRUCTION
DATA
S
T
A
R
T
0 1 0 1 A3 A2 A1 A0
A
C
K
1010
0 P0 00
A
C
K
765
43210
A
C
K
S
T
O
P
Read Data Register (DR)
DEVICE ADDRESSES
INSTRUCTION
DATA
S
T
A
R
T
0 1 0 1 A3 A2 A1 A0
A
C
K
10
110 P0 R1 R0
A
C
K
765
432
10
A
C
K
S
T
O
P
Write Data Register (DR)
DEVICE ADDRESSES
INSTRUCTION
DATA
S
T
A
R
T
0 1 0 1 A3 A2 A1 A0
A
C
K
11
000 P0 R1 R0
A
C
K
765
432
10
A
C
K
S
T
O
P
SCL
SDA
RW
INC/DEC
Command
Issued
Voltage Out
tWRID



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