CAT5273 Datasheet, PDF (10/14 Pages) ON Semiconductor – Dual 256‐position I2C Compatible Digital Potentiometers (POTs)

CAT5271, CAT5273
tF
tHIGH
tR
tLOW
tLOW
SCL
tSU:STA
tHD:DAT
tHD:STA
tSU:DAT
SDA IN
SDA OUT
tAA
tDH
Figure 18. Bus Timing Diagram
tSU:STO
tBUF
SDA
SCL
START CONDITION
Figure 19. Start/Stop Condition
STOP CONDITION
SCL FROM
1
MASTER
8
9
DATA OUTPUT
FROM TRANSMITTER
DATA OUTPUT
FROM RECEIVER
START
Figure 20. Acknowledge Condition
ACKNOWLEDGE
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10