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MAX5477-MAX5479 Datasheet(PDF) 5 Page - Maxim Integrated Products

Part No. MAX5477-MAX5479
Description  Dual, 256-Tap, Nonvolatile, I2C-Interface, Digital Potentiometers
Download  15 Pages
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Maker  MAXIM [Maxim Integrated Products]
Homepage  http://www.maxim-ic.com
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MAX5477-MAX5479 Datasheet(HTML) 5 Page - Maxim Integrated Products

 
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Dual, 256-Tap, Nonvolatile, I2C-Interface,
Digital Potentiometers
_______________________________________________________________________________________
5
SUPPLY CURRENT
vs. TEMPERATURE
TEMPERATURE (
°C)
60
35
10
-15
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0.8
0.9
1.0
0
-40
85
VDD = 5V
VDD = 3V
0
100
50
200
150
300
250
350
450
400
500
064
96
32
128 160 192 224 256
WIPER RESISTANCE
vs. INPUT CODE
INPUT CODE
TAP-TO-TAP SWITCHING TRANSIENT
MAX5477/78/79 toc03
1
µs/div
SDA
2V/div
W_
20mV/div
MAX5478
CL = 10pF
H_ = VDD
FROM TAP 00 TO TAP 04
TAP-TO-TAP SWITCHING TRANSIENT
MAX5477/78/79 toc04
400ns/div
SDA
2V/div
W_
20mV/div
MAX5479
CW_ = 10pF
H_ = VDD
FROM TAP 00 TO TAP 04
WIPER TRANSIENT AT POWER-ON
MAX5477/78/79 toc05
4
µs/div
VDD
2V/div
W_
1V/div
MAX5478
TAP = 128
WIPER TRANSIENT AT POWER-ON
MAX5477/78/79 toc06
2
µs/div
VDD
2V/div
W_
1V/div
MAX5479
TAP = 128
-0.3
-0.2
-0.1
0
0.1
0.2
0.3
064
32
96
128 160 192 224 256
INTEGRAL NONLINEARITY
vs. CODE (VDM MODE)
CODE
MAX5478
-0.3
-0.2
-0.1
0
0.1
0.2
0.3
064
32
96
128 160 192 224 256
DIFFERENTIAL NONLINEARITY
vs. CODE (VDM MODE)
CODE
MAX5478
-0.3
-0.2
-0.1
0
0.1
0.2
0.3
064
32
96
128 160 192 224 256
INTEGRAL NONLINEARITY
vs. CODE (VRM MODE)
CODE
MAX5478
Typical Operating Characteristics
(VDD = +5V, H_ = VDD, L_ = GND, TA = +25°C, unless otherwise noted.)


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