AD5252EVAL Analog Devices Inc, AD5252EVAL Datasheet - Page 14

• Manufacturer Part Number: AD5252EVAL
• Description: BOARD EVAL FOR AD5252
• Manufacturer: Analog Devices Inc
• Type: Digital Potentiometerr

Specifications of AD5252EVAL

• Rohs Status: RoHS non-compliant
• Contents: Evaluation Board
• For Use With/related Products: AD5252

AD5251/AD5252
I
I
2
2
C INTERFACE GENERAL DESCRIPTION
C INTERFACE
SCL
SDA
S
SLAVE ADDRESS
P
S = START CONDITION
P = STOP CONDITION
A = ACKNOWLEDGE (SDA LOW)
A = NOT ACKNOWLEDGE (SDA HIGH)
R/W = READ ENABLE AT HIGH AND WRITE ENABLE AT LOW
S
S
(7-BIT)
FROM MASTER TO SLAVE
FROM SLAVE TO MASTER
t
1
S
SLAVE ADDRESS
SLAVE ADDRESS
READ OR WRITE
t
2
(7-BIT)
(7-BIT)
R/W
t
3
A
t
8
t
8
0 WRITE
1 READ
ACKNOWLEDGE)
R/W
R/W
DATA
Figure 25. I
(N BYTES +
t
9
Figure 24. I
Figure 23. I
Figure 26. I
A
A
t
6
2
C—Master Reading Data from Slave
2
t
C—Master Writing Data to Slave
Rev. B | Page 14 of 28
4
t
9
2
C Interface Timing Diagram
2
INSTRUCTIONS
A/A
C—Combined Write/Read
REPEATED START
(8-BIT)
(8-BIT)
DATA
S
t
7
SLAVE ADDRESS
(N BYTES + ACKNOWLEDGE)
(N BYTES + ACKNOWLEDGE)
DATA TRANSFERRED
DATA TRANSFERRED
A
A
S
DIRECTION OF TRANSFER MAY
t
5
CHANGE AT THIS POINT
OR WRITE
READ
R/W
t
2
(8-BIT)
(8-BIT)
DATA
DATA
A
ACKNOWLEDGE)
DATA
(N BYTES +
A/A
A
P
P
A/A
P
t
10
P