MAX5478EUD+ Maxim Integrated Products, MAX5478EUD+ Datasheet - Page 8

• Manufacturer Part Number: MAX5478EUD+
• Description: IC POT DGTL DUAL 256-TAP 14TSSOP
• Manufacturer: Maxim Integrated Products

Specifications of MAX5478EUD+

• Taps: 256
• Resistance (ohms): 50K
• Number Of Circuits: 2
• Temperature Coefficient: 35 ppm/°C Typical
• Memory Type: Non-Volatile
• Interface: I²C, 2-Wire Serial
• Voltage - Supply: 2.7 V ~ 5.25 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 14-TSSOP
• Resistance In Ohms: 50K
• Number Of Pots: Dual
• Taps Per Pot: 256
• Resistance: 325 Ohms
• Wiper Memory: Non Volatile
• Digital Interface: Serial (2-Wire)
• Operating Supply Voltage: 2.7 V to 5.25 V
• Supply Current: 1 uA
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Description/function: Dual, 256 Tap, Nonvolatile, I2C, 50k Digital Potentiometer
• Mounting Style: SMD/SMT
• Supply Voltage (max): 5.25 V
• Supply Voltage (min): 2.7 V
• Tolerance: 25 %
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Dual, 256-Tap, Nonvolatile, I
Digital Potentiometers
8
(V
0.0001
DD
0.001
0.01
0.1
_______________________________________________________________________________________
10
TOTAL HARMONIC DISTORTION PLUS NOISE
1
= +5V, H_ = V
0.01
MIDSCALE
vs. FREQUENCY (MAX5479)
0.1
FREQUENCY (kHz)
-0.1
-0.2
-0.3
-0.4
-0.5
DD
0.5
0.4
0.3
0.2
0.1
0
, L_ = GND, T
-40
1
END-TO-END RESISTANCE % CHANGE
vs. TEMPERATURE (MAX5479)
-15
10
TEMPERATURE (°C)
10
A
= +25°C, unless otherwise noted.)
100
35
-0.2
-0.4
-0.6
Typical Operating Characteristics (continued)
0.6
0.4
0.2
60
0
-40
END-TO-END RESISTANCE % CHANGE
85
vs. TEMPERATURE (MAX5477)
-15
TEMPERATURE (°C)
10
35
600
550
500
450
400
350
300
250
200
150
100
50
2
60
0
0
C-Interface,
WP = GND
0.5
85
vs. DIGITAL INPUT VOLTAGE
1.0
DIGITAL INPUT VOLTAGE (V)
1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0
SUPPLY CURRENT
V
CC
-0.1
-0.2
-0.3
-0.4
-0.5
0.5
0.4
0.3
0.2
0.1
= 3V
0
-40
END-TO-END RESISTANCE % CHANGE
vs. TEMPERATURE (MAX5478)
V
-15
CC
= 5V
TEMPERATURE (°C)
10
35
60
85