Datasheet

MAX5417/MAX5418/MAX5419
256-Tap, Nonvolatile, I
2
C-Interface,
Digital Potentiometers
_______________________________________________________________________________________ 7
-0.2
-0.1
0
0.1
0.2
0.3
-0.3
DNL vs. TAP POSITION
(MAX5419)
MAX5417 toc15
TAP POSITION
DNL (LSB)
22419232 64 96 128 1600 256
VARIABLE-RESISTOR MODE
V
DD
= 2.7V
I
SRC
= 10
µ
A
MIDSCALE WIPER RESPONSE vs. FREQUENCY
(MAX5417)
MAX5417 toc16
FREQUENCY (kHz)
WIPER RESPONSE (dB)
10010
-25
-20
-10
-15
-5
MAX5417
TAP = 128
C
L
= 50pF
C
L
= 10pF
0
-30
1 1000
MIDSCALE WIPER RESPONSE vs. FREQUENCY
(MAX5418)
MAX5417 toc17
FREQUENCY (kHz)
WIPER RESPONSE (dB)
10010
-25
-20
-10
-15
-5
MAX5418
TAP = 128
C
L
= 50pF
C
L
= 10pF
0
-30
11000
MIDSCALE WIPER RESPONSE vs. FREQUENCY
(MAX5419)
MAX5417 toc18
FREQUENCY (kHz)
WIPER RESPONSE (dB)
10010
-40
-35
-30
-25
-20
-15
-10
-5
0
-45
1 1000
MAX5419
TAP = 128
C
L
= 10pF
C
L
= 50pF
TAP-TO-TAP SWITCHING TRANSIENT
(MAX5417)
MAX5417 toc19
W
10mV/div
SDA
2V/div
1
µ
s/div
MAX5417
C
L
= 10pF
FROM TAP 127
TO TAP 128
H = V
DD
TAP-TO-TAP SWITCHING TRANSIENT
(MAX5418)
MAX5417 toc20
W
10mV/div
SDA
2V/div
1µs/div
MAX5418
C
L
= 10pF
FROM TAP 127
TO TAP 128
H = V
DD
TAP-TO-TAP SWITCHING TRANSIENT
(MAX5419)
MAX5417 toc21
W
10mV/div
SDA
2V/div
1µs/div
MAX5419
C
L
= 10pF
FROM TAP 127
TO TAP 128
H = V
DD
Typical Operating Characteristics (continued)
(V
DD
= +5V, T
A
= +25°C, unless otherwise noted.)