ISL22416 Datasheet, PDF (2/14 Pages) Intersil Corporation – Single Digitally Controlled Potentiometer XDCP

Block Diagram
ISL22416
V_CC
SCK
POWER-UP
SDO
INTERFACE,
RH
SDI
SPI
INTERFACE
CONTROL
AND
CS
STATUS
LOGIC
WR
RW
IVR
RL
NON-VOLATILE
SHDN
REGISTER
GND
Pin Descriptions
MSOP/TDFN PIN NUMBER
1
2
3
4
5
6
7
8
9
10
SYMBOL
SCK
SDO
SDI
CS
SHDN
GND
RL
RW
RH
V_CC
DESCRIPTION
SPI interface clock input
Push-pull/Open Drain Data Output of the SPI serial interface
Data Input of the SPI serial interface
Chip Select active low input
Shutdown active low input
Device ground pin
“Low” terminal of DCP
“Wiper” terminal of DCP
“High” terminal of DCP
Power supply pin
2
FN6227.2
September 9, 2009