CAT5110 Datasheet, PDF (4/15 Pages) Catalyst Semiconductor – 32-Tap MiniPot Digitally Programmable Potentiometers with 2-Wire Interface

CAT5110, CAT5118, CAT5119, CAT5123, CAT5124, CAT5125
TYPICAL OPERATING CHARACTERISTICS
T_A = 25ºC, unless otherwise noted.
WIPER RESISTANCE vs.
WIPER POSITION
160
140
120
CAT5110/5118/5119
100
80
60
CAT5123/5124/5125
40
20
V_DD = 2.7V
0
0 5 10 15 20 25 30
WIPER POSTION
CHANGE IN END-TO-END RESISTANCE
vs. TEMPERATURE
1.5
120
W-TO-L RESISTANCE vs.
TAP POSITION
1.0
0.5
0.0
-0.5
-1.0
-1.5
-50
CAT5123/5124/5125
CAT5110/5118/5119
0
50
100
TEMPERATURE (ºC)
100
100k
80
60
50k
40
20
10k
0
1 3 5 7 9 1113151719212325272931
TAP POSITION
0.45
0.40
0.35
0.30
0.25
0.20
0.15
0.10
0.05
0.00
-50
SUPPLY CURRENT vs.
TEMPERATURE
V_DD = 5.5V
V_DD = 2.7V
0
50
100
TEMPERATURE (ºC)
U/D
2V/div
WIPER
OUTPUT
100mv/div
150
TAP-TO-TAP
SWITCHING TRANSIENT
200ns/div
Doc. No. MD-2120 Rev. K
4
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Characteristics subject to change without notice