MAX5479 Maxim, MAX5479 Datasheet - Page 6

• Manufacturer Part Number: MAX5479
• Description: Dual - 256-Tap/ Nonvolatile/ I2C-Interface/ Digital Potentiometers
• Manufacturer: Maxim

Dual, 256-Tap, Nonvolatile, I
Digital Potentiometers
(V
6
DD
-0.02
-0.06
-0.08
-0.10
-0.04
0.10
0.08
0.06
0.04
0.02
_______________________________________________________________________________________
0
= +5V, H_ = V
0
MAX5478
32
DIFFERENTIAL NONLINEARITY
vs. CODE (VRM MODE)
64
-0.04
-0.08
-0.12
-0.16
-0.20
-100
0.20
0.16
0.12
0.08
0.04
-10
-20
-30
-40
-50
-60
-70
-80
-90
96
DD
0
0
0.01
CODE
CROSSTALK vs. FREQUENCY (MAX5478)
, L_ = GND, T
0
128 160 192 224 256
MAX5479
C
TAP = 0
W_
32
= 10pF
0.1
INTEGRAL NONLINEARITY
vs. CODE (VRM MODE)
64
FREQUENCY (kHz)
96
1
A
CODE
= +25°C, unless otherwise noted.)
128 160 192 224 256
10
100
-0.04
-0.08
-0.12
-0.16
-0.20
Typical Operating Characteristics (continued)
0.20
0.16
0.12
0.08
0.04
0
0
MAX5479
1000
32
INTEGRAL NONLINEARITY
vs. CODE (VDM MODE)
64
96
CODE
128 160 192 224 256
2
C-Interface,
-0.04
-0.08
-0.12
-0.16
-0.20
-100
0.20
0.16
0.12
0.08
0.04
-10
-20
-30
-40
-50
-60
-70
-80
-90
0
0
0.1
CROSSTALK vs. FREQUENCY (MAX5479)
0
MAX5479
C
TAP = 128
W_
32
DIFFERENTIAL NONLINEARITY
= 10pF
1
-0.02
-0.04
-0.06
-0.08
-0.10
-0.12
-0.14
vs. CODE (VRM MODE)
0.14
0.12
0.10
0.08
0.06
0.04
0.02
64
0
FREQUENCY (kHz)
0
96
10
MAX5479
CODE
32
128 160 192 224 256
DIFFERENTIAL NONLINEARITY
vs. CODE (VDM MODE)
100
64
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96
1000
CODE
128 160 192 224 256
10,000