Datasheet

MAX5432–MAX5435
32-Tap, Nonvolatile, I
2
C, Linear, Digital
Potentiometers
_______________________________________________________________________________________ 5
1.0
0.5
0
-0.5
-1.0
-40 10-15 35 60 85
END-TO-END RESISTANCE % CHANGE
vs. TEMPERATURE
MAX5432–35 toc04
TEMPERATURE (
°
C)
END-TO-END RESISTANCE CHANGE ( %)
50kΩ
1.0
0.5
0
-0.5
-1.0
-40 10-15 35 60 85
END-TO-END RESISTANCE % CHANGE
vs. TEMPERATURE
MAX5432-35 toc05
TEMPERATURE (
°
C)
END-TO-END RESISTANCE % CHANGE
100kΩ
1µs/div
TAP-TO-TAP SWITCHING TRANSIENT
(0 TO MIDSCALE, C
L
= 10pF)
V
W
1V/div
SDA
2V/div
MAX5432–35 toc06
50kΩ
1µs/div
TAP-TO-TAP SWITCHING TRANSIENT
(0 TO MIDSCALE, C
L
= 10pF)
V
W
1V/div
SDA
2V/div
MAX5432–35 toc07
100kΩ
10µs/div
WIPER TRANSIENT AT POWER-ON
V
W
1V/div
V
DD
2V/div
MAX5432–35 toc08
50kΩ
10µs/div
MIDSCALE WIPER TRANSIENT
AT POWER-ON
V
W
1V/div
V
DD
2V/div
MAX5432–35 toc09
100kΩ
MIDSCALE WIPER RESPONSE
vs. FREQUENCY
(MAX5432)
MAX5432 toc10
FREQUENCY (kHz)
GAIN (dB)
100101
-15
-12
-9
-6
-3
0
-18
0.1 1000
C
W
= 10pF
C
W
= 33pF
-18
-12
-15
-6
-3
-9
0
0.1 1 10 100 1000
MIDSCALE WIPER RESPONSE
vs. FREQUENCY (MAX5433)
MAX5432–35 toc11
FREQUENCY (kHz)
GAIN (dB)
C
W
= 10pF
C
W
= 33pF
0
100
300
200
500
600
400
700
08124 1620242831
WIPER RESISTANCE vs. TAP POSITION
(MAX5432)
MAX5432–35 toc12
TAP POSITION
RESISTANCE (Ω)
V
DD
= 3V
Typical Operating Characteristics (continued)
(V
DD
= +5V, T
A
= +25°C, unless otherwise noted.)