X9408_14 Datasheet, PDF (16/20 Pages) Intersil Corporation – Quad Digitally Controlled Potentiometers

X9408
XDCP Timing (for Increment/Decrement Instruction)
SCL
SDA WIPER REGISTER ADDRESS
INC/DEC
VWx
INC/DEC
t_WRID
Write Protect and Device Address Pins Timing
SCL
SDA
(START)
(STOP)
...
(ANY INSTRUCTION)
...
...
WP
A0, A1
A2, A3
t_SU:WPA
t_HD:WPA
Applications information
Basic Configurations of Electronic Potentiometers
V_R
+V_R
THREE TERMINAL POTENTIOMETER;
VARIABLE VOLTAGE DIVIDER
I
TWO TERMINAL VARIABLE RESISTOR;
VARIABLE CURRENT
16
FN8191.4
January 15, 2009