MAX5479 Maxim, MAX5479 Datasheet - Page 7

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

(V
DD
-0.1
-0.2
-0.3
-0.4
-0.5
0.5
0.4
0.3
0.2
0.1
= +5V, H_ = V
0
-40
END-TO-END RESISTANCE % CHANGE
vs. TEMPERATURE (MAX5478)
-15
0.0001
0.001
0.01
0.1
10
-1
-2
-3
-4
-5
-6
-7
-8
2
1
0
1
TEMPERATURE (°C)
0.01
0.1
Dual, 256-Tap, Nonvolatile, I
DD
10
_______________________________________________________________________________________
, L_ = GND, T
MIDSCALE WIPER RESPONSE
vs. FREQUENCY (MAX5478)
THD+N vs. FREQUENCY
35
0.1
1
FREQUENCY (kHz)
FREQUENCY (kHz)
(MAX5478)
C
60
W_
10
1
A
= 50pF
= +25°C, unless otherwise noted.)
85
MIDSCALE
100
10
C
W_
= 10pF
Typical Operating Characteristics (continued)
-0.1
-0.2
-0.3
-0.4
-0.5
0.5
0.4
0.3
0.2
0.1
0
1000
100
-40
END-TO-END RESISTANCE % CHANGE
vs. TEMPERATURE (MAX5479)
-15
TEMPERATURE (°C)
10
Digital Potentiometers
35
0.0001
0.001
0.01
0.1
10
-1
-2
-3
-4
-5
1
2
1
0
60
0.01
0.1
MIDSCALE
MIDSCALE WIPER RESPONSE
vs. FREQUENCY (MAX5479)
85
THD+N vs. FREQUENCY
0.1
1
FREQUENCY (kHz)
FREQUENCY (kHz)
C
(MAX5479)
W_
= 50pF
600
550
500
450
400
350
300
250
200
150
100
50
10
1
0
2
0
C-Interface,
WP = GND
0.5
vs. DIGITAL INPUT VOLTAGE
100
C
10
1.0
W_
DIGITAL INPUT VOLTAGE (V)
= 10pF
1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0
SUPPLY CURRENT
www.DataSheet4U.com
V
CC
1000
100
= 3V
V
CC
= 5V
7