AD5172BRMZ50 Analog Devices Inc, AD5172BRMZ50 Datasheet - Page 20
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AD5172BRMZ50
Manufacturer Part Number
AD5172BRMZ50
Description
IC DGTL POT DUAL 50K 10-MSOP
Manufacturer
Analog Devices Inc
Datasheet
1.AD5172BRMZ2.5.pdf
(24 pages)
Specifications of AD5172BRMZ50
Memory Type
Non-Volatile
Temperature Coefficient
35 ppm/°C Typical
Taps
256
Resistance (ohms)
50K
Number Of Circuits
2
Interface
I²C, 2-Wire Serial
Voltage - Supply
2.7 V ~ 5.5 V
Operating Temperature
-40°C ~ 125°C
Mounting Type
Surface Mount
Package / Case
10-MSOP, Micro10™, 10-uMAX, 10-uSOP
Resistance In Ohms
50K
End To End Resistance
50kohm
Resistance Tolerance
± 20%
No. Of Steps
256
Control Interface
Serial, I2C, 2-Wire
No. Of Pots
Dual
Supply Voltage Range
2.7V To 5.5V
Rohs Compliant
Yes
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
AD5172/AD5173
I
Write Bit Patterns
Read Bit Patterns
2
C CONTROLLER PROGRAMMING
START BY
MASTER
START BY
MASTER
START BY
MASTER
START BY
MASTER
SDA
SCL
SDA
SCL
SDA
SCL
SDA
SCL
1
1
0
1
0
1
0
0
SLAVE ADDRESS BYTE
SLAVE ADDRESS BYTE
SLAVE ADDRESS BYTE
SLAVE ADDRESS BYTE
1
1
1
1
FRAME 1
FRAME 1
FRAME 1
FRAME 1
0
0
0
0
1
1
1
Figure 50. Reading Data from a Previously Selected RDAC Register in Write Mode—AD5172
1
Figure 51. Reading Data from a Previously Selected RDAC Register in Write Mode—AD5173
1
1
1
1 AD1 AD0
AD1 AD0
1
1
1
1
R/W
R/W
R/W
R/W
Figure 48. Writing to the RDAC Register—AD5172
Figure 49. Writing to the RDAC Register—AD5173
ACK BY
AD5172
ACK BY
AD5173
ACK BY
AD5172
ACK BY
AD5173
9
9
9
9
A0
A0
D7
D7
1
1
1
1
SD
SD
D6
D6
Rev. H | Page 20 of 24
INSTRUCTION BYTE
INSTRUCTION BYTE
INSTRUCTION BYTE
INSTRUCTION BYTE
D5
D5
T
T
FRAME 2
FRAME 2
D4
FRAME 2
D4
FRAME 2
0
0
OW
OW
D3
D3
D2
D2
X
X
D1
D1
X
X
D0
D0
X
X
ACK BY
AD5172
ACK BY
AD5173
ACK BY
MASTER
ACK BY
MASTER
9
9
9
9
D7
D7
E1
E1
1
1
1
1
D6
D6
E0
E0
D5
D5
X
X
DATA BYTE
DATA BYTE
DATA BYTE
DATA BYTE
FRAME 3
FRAME 3
FRAME 3
FRAME 3
D4
D4
X
X
D3
D3
X
X
D2
D2
X
X
D1
D1
X
X
D0
D0
X
X
ACK BY
AD5172
ACK BY
AD5173
NO ACK
BY MASTER
NO ACK
BY MASTER
9
9
9
9
STOP BY
STOP BY
STOP BY
STOP BY
MASTER
MASTER
MASTER
MASTER