X9421WV14IZ Datasheet, PDF (15/20 Pages) Intersil Corporation – Single Voltage Potentiometer

Symbol Table
WAVEFORM
INPUTS
OUTPUTS
MUST BE
STEADY
WILL BE
STEADY
MAY CHANGE WILL CHANGE
FROM LOW TO FROM LWO TO
HIGH
HIGH
MAY CHANGE WILL CHANGE
FROM HIGH TO FROM HIGH TO
LOW
LOW
DON’T CARE:
CHANGES
ALLOWED
N/A
CHANGING:
STATE NOT
KNOWN
CENTER LINE
IS HIGH
IMPEDANCE
Timing Diagrams
Input Timing
CS
SCK
SI
SO
t_LEAD
t_SU
t_H
t_WL
MSB
HIGH IMPEDANCE
Output Timing
CS
SCK
SO
SI ^ADDR
t_V
MSB
X9421
t_CYC
...
t_WH
t_FI
...
t_CS
t_RI
LSB
t_LAG
...
t_HO
...
t_DIS
LSB
15
FN8196.4
January 14, 2009