Electronic Components Datasheet Search
  English  ▼

Delete All
ON OFF
ALLDATASHEET.COM

X  

Preview PDF Download HTML

AD5122A Datasheet(PDF) 23 Page - Analog Devices

Part No. AD5122A
Description  Quad Channel, 128-/256-Position, I2C Nonvolatile Digital Potentiometer
Download  28 Pages
Scroll/Zoom Zoom In 100% Zoom Out
Maker  AD [Analog Devices]
Homepage  http://www.analog.com
Logo 

AD5122A Datasheet(HTML) 23 Page - Analog Devices

Zoom Inzoom in Zoom Outzoom out
 23 / 28 page
background image
Data Sheet
AD5123/AD5143
Rev. A | Page 23 of 28
Table 15. Advance Commands Operation Truth Table
Command
Number
Control
Bits[DB15:DB12]
Address
Bits[DB11:DB8]1
Data Bits[DB7:DB0]1
C3
C2
C1
C0
A3
A2
A1
A0
D7
D6
D5
D4
D3
D2
D1
D0
Operation
0
0
0
0
0
X
X
X
X
X
X
X
X
X
X
X
X
NOP: do nothing
1
0
0
0
1
A3
A2
A1
A0
D7
D6
D5
D4
D3
D2
D1
D0
Write contents of serial
register data to RDAC
2
0
0
1
0
A3
A2
A1
A0
D7
D6
D5
D4
D3
D2
D1
D0
Write contents of serial
register data to input register
3
0
0
1
1
X
A2
A1
A0
X
X
X
X
X
X
D1
D0
Read back contents
D1
D0
Data
0
0
Input register
0
1
EEPROM
1
0
Control
register
1
1
RDAC
4
0
1
0
0
A3
A2
A1
A0
X
X
X
X
X
X
X
1
Linear RDAC increment
5
0
1
0
0
A3
A2
A1
A0
X
X
X
X
X
X
X
0
Linear RDAC decrement
6
0
1
0
1
A3
A2
A1
A0
X
X
X
X
X
X
X
1
+6 dB RDAC increment
7
0
1
0
1
A3
A2
A1
A0
X
X
X
X
X
X
X
0
−6 dB RDAC decrement
8
0
1
1
0
A3
A2
A1
A0
X
X
X
X
X
X
X
X
Copy input register to RDAC
(software LRDAC)
9
0
1
1
1
0
0
A1
A0
X
X
X
X
X
X
X
1
Copy RDAC register to
EEPROM
10
0
1
1
1
0
0
A1
A0
X
X
X
X
X
X
X
0
Copy EEPROM into RDAC
11
1
0
0
0
0
0
A1
A0
D7
D6
D5
D4
D3
D2
D1
D0
Write contents of serial
register data to EEPROM
12
1
0
0
1
A3
A2
A1
A0
1
X
X
X
X
X
X
D0
Top scale
D0 = 0; normal mode
D0 = 1; shutdown mode
13
1
0
0
1
A3
A2
A1
A0
0
X
X
X
X
X
X
D0
Bottom scale
D0 = 1; enter
D0 = 0; exit
14
1
0
1
1
X
X
X
X
X
X
X
X
X
X
X
X
Software reset
15
1
1
0
0
A3
A2
A1
A0
X
X
X
X
X
X
X
D0
Software shutdown
D0 = 0; normal mode
D0 = 1; device placed in
shutdown mode
16
1
1
0
1
X
X
X
X
X
X
X
X
D3
D2
D1
D0
Copy serial register data to
control register
1
X = don’t care.
Table 16. Address Bits
A3
A2
A1
A0
Potentiometer Mode
Linear Gain Setting Mode
Stored RDAC
Memory
Input Register
RDAC Register
Input Register
RDAC Register
1
X1
X1
X1
All channels
All channels
All channels
All channels
Not applicable
0
0
0
0
RDAC1
RDAC1
RWB1
RWB1
RDAC1
0
1
0
0
Not applicable
Not applicable
RAW1
RAW1
Not applicable
0
0
0
1
RDAC2
RDAC2
RWB2
RWB2
RDAC2
0
1
0
1
Not applicable
Not applicable
RAW2
RAW2
Not applicable
0
0
1
0
RDAC3
RDAC3
RWB3
RWB3
RDAC3
0
1
1
0
Not applicable
Not applicable
RAW3
RAW3
Not applicable
0
0
1
1
RDAC4
RDAC4
RWB4
RWB4
RDAC4
0
1
1
1
Not applicable
Not applicable
RAW4
RAW4
Not applicable
1
X = don’t care.


Html Pages

1  2  3  4  5  6  7  8  9  10  11  12  13  14  15  16  17  18  19  20  21  22  23  24  25  26  27  28 


Datasheet Download




Link URL




Privacy Policy
ALLDATASHEET.COM
Does ALLDATASHEET help your business so far?  [ DONATE ]  

About Alldatasheet   |   Advertisement   |   Datasheet Upload   |   Contact us   |   Privacy Policy   |   Alldatasheet API   |   Link Exchange   |   Manufacturer List
All Rights Reserved© Alldatasheet.com


Mirror Sites
English : Alldatasheet.com  |   English : Alldatasheet.net  |   Chinese : Alldatasheetcn.com  |   German : Alldatasheetde.com  |   Japanese : Alldatasheet.jp
Russian : Alldatasheetru.com  |   Korean : Alldatasheet.co.kr  |   Spanish : Alldatasheet.es  |   French : Alldatasheet.fr  |   Italian : Alldatasheetit.com
Portuguese : Alldatasheetpt.com  |   Polish : Alldatasheet.pl  |   Vietnamese : Alldatasheet.vn