2
FN8184.1
September 14, 2005
PIN DESCRIPTIONS
Ordering Information
PART NUMBER
PART MARKING
RTOTAL (k)
TEMP RANGE (°C)
PACKAGE
X9318WP8
X9318WP
10
0 to 70
8 Ld PDIP
X9318WP8I
X9318WP I
-40 to 85
8 Ld PDIP
X9318WS8*
X9318W
0 to 70
8 Ld SOIC (150 mil)
X9318WS8Z* (Note)
X9318W Z
0 to 70
8 Ld SOIC (150 mil) (Pb-free)
X9318WS8I*
X9318W I
-40 to 85
8 Ld SOIC (150 mil)
X9318WS8IZ* (Note)
X9318W Z I
-40 to 85
8 Ld SOIC (150 mil) (Pb-free)
*Add "T1" suffix for tape and reel.
NOTE: Intersil Pb-free plus anneal products employ special Pb-free material sets; molding compounds/die attach materials and 100% matte tin plate
termination finish, which are RoHS compliant and compatible with both SnPb and Pb-free soldering operations. Intersil Pb-free products are MSL
classified at Pb-free peak reflow temperatures that meet or exceed the Pb-free requirements of IPC/JEDEC J STD-020.
DIP/SOIC
Symbol
Brief Description
1INC
Increment. Toggling INC while CS is low moves the wiper either up or down.
2U/D
Up/Down. The U/D input controls the direction of the wiper movement.
3RH
The high terminal is equivalent to one of the fixed terminals of a mechanical potentiometer.
4VSS
Ground.
5R
W
The wiper terminal is equivalent to the movable terminal of a mechanical potentiometer.
6
RL
The low terminal is equivalent to one of the fixed terminals of a mechanical potentiometer.
7CS
Chip Select. The device is selected when the CS input is LOW, and de-selected when CS is high.
8VCC
Supply Voltage.
X9318