ISL22449 Datasheet, PDF (6/12 Pages) Intersil Corporation – Quad Digitally Controlled Potentiometer

Timing Diagrams
Input Timing
CS
SCK
SDI
SDO
t_LEAD
t_SU
t_H
t_WL
MSB
HIGH IMPEDANCE
ISL22449
t_CYC
...
t_WH
t_FI
...
t_CS
t_RI
LSB
t_LAG
Output Timing
CS
SCK
SDO
SDI ^ADDR
t_V
MSB
...
t_HO
...
t_DIS
LSB
XDCP Timing (for All Load Instructions)
CS
SCK
SDI
MSB
V_W
SDO
HIGH IMPEDANCE
...
t_WRT
...
LSB
6
FN6333.2
September 15, 2006