Datasheet

MAX5436–MAX5439
±15V, 128-Tap, Low-Drift Digital Potentiometers
6 _______________________________________________________________________________________
VOLTAGE-DIVIDER DNL
vs. INPUT CODE (100k
Ω)
MAX5436 toc13
INPUT CODE
DNL (LSB)
1129664 8032 4816
-0.008
-0.006
-0.004
-0.002
0
0.002
0.004
0.006
0.008
0.010
-0.010
0 128
VOLTAGE-DIVIDER INL
vs. INPUT CODE (50k
Ω)
MAX5436 toc14
INPUT CODE
INL (LSB)
1129664 8032 4816
-0.04
-0.03
-0.02
-0.01
0
0.01
0.02
0.03
0.04
0.05
-0.05
0 128
VOLTAGE-DIVIDER INL
vs. INPUT CODE (100k
Ω)
MAX5436 toc15
INPUT CODE
INL (LSB)
1129664 8032 4816
-0.04
-0.03
-0.02
-0.01
0
0.01
0.02
0.03
0.04
0.05
-0.05
0 128
WIPER FREQUENCY RESPONSE
AT MIDSCALE (100k
Ω)
MAX5436 toc16
FREQUENCY (kHz)
GAIN (dB)
1001010.1
-18
-16
-14
-12
-10
-8
-6
-4
-2
0
-20
0.01 1000
V
H
= 1.5V
P-P
C
WIPER
= 20pF
AMPLIFIER SMALL-SIGNAL
FREQUENCY RESPONSE
MAX5436 toc17
FREQUENCY (kHz)
GAIN (dB)
1001010.1
-15
-10
-5
0
5
-20
0.01 1000
V
IN
= 50mV
P-P
UNITY GAIN
AMPLIFIER OUTPUT
vs. OUTPUT LOAD CURRENT
MAX5436 toc18
LOAD CURRENT (mA)
AMPLIFIER OUTPUT (V)
8642
13.996
13.997
13.998
13.999
14.000
13.995
010
V
IN
= +13V
GAIN SETTING 1.077
AMPLIFIER INPUT-REFERRED OFFSET
vs. TEMPERATURE
MAX5436 toc19
TEMPERATURE (°C)
OFFSET (mV)
603510-15
-1.8
-1.6
-1.4
-1.2
-1.0
-0.8
-0.6
-0.4
-0.2
0
-2.0
-40 85
Typical Operating Characteristics (continued)
(V
DD
= +15V, V
SS
= -15V, V
CC
= +5V, V
H
= V
DD
, V
L
= V
SS
, T
A
= +25°C, unless otherwise noted.)