MAX5488ETE+ Maxim Integrated Products, MAX5488ETE+ Datasheet - Page 6

• Manufacturer Part Number: MAX5488ETE+
• Description: IC DGTL POT DUAL 256-TAP 16-TQFN
• Manufacturer: Maxim Integrated Products

Specifications of MAX5488ETE+

• Taps: 256
• Resistance (ohms): 50K
• Number Of Circuits: 2
• Temperature Coefficient: 35 ppm/°C Typical
• Memory Type: Non-Volatile
• Interface: SPI, 3-Wire Serial
• Voltage - Supply: 2.7 V ~ 5.25 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 16-TQFN Exposed Pad
• Resistance In Ohms: 50K
• Number Of Pots: Dual
• Taps Per Pot: 256
• Resistance: 325 Ohms
• Wiper Memory: Non Volatile
• Digital Interface: Serial (3-Wire, SPI)
• 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, SPI, 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, SPI-Interface,
Linear-Taper Digital Potentiometers
(V
6
DD
-0.2
-0.4
-0.6
-0.8
-1.0
_______________________________________________________________________________________
-10
-15
-20
-25
-30
-35
-40
-45
-50
1.0
0.8
0.6
0.4
0.2
-5
= +5.0V, T
0
0
0.1
0
MIDSCALE FREQUENCY RESPONSE
32
vs. TAP POSITION (MAX5488)
VARIABLE-RESISTOR INL
64
1
A
= +25°C, unless otherwise noted.)
FREQUENCY (kHz)
(MAX5488)
96
TAP POSITION
128 160
10
C
-0.05
-0.10
-0.15
-0.20
0.20
0.15
0.10
0.05
W_
0
= 50pF
0
100
192
C
W_
32
= 10pF
vs. TAP POSITION (MAX5488)
224
VOLTAGE-DIVIDER DNL
64
1000
256
96
TAP POSITION
128 160
-0.05
-0.10
-0.15
-0.20
0.20
0.15
0.10
0.05
Typical Operating Characteristics (continued)
-10
-15
-20
-25
-30
-35
-40
-45
-50
-5
0
0
0.1
0
192
MIDSCALE FREQUENCY RESPONSE
32
vs. TAP POSITION (MAX5487)
224
VOLTAGE-DIVIDER DNL
64
1
256
FREQUENCY (kHz)
96
(MAX5489)
TAP POSITION
128 160 192 224 256
C
10
W_
= 50pF
100
C
W_
-0.2
-0.4
-0.6
-0.8
-1.0
1.0
0.8
0.6
0.4
0.2
= 10pF
0
0
1000
32
vs. TAP POSITION (MAX5488)
VOLTAGE-DIVIDER INL
64
-0.05
-0.10
-0.15
-0.20
0.20
0.15
0.10
0.05
1.4
1.2
1.0
0.8
0.6
0.4
0.2
0.2
0.4
0.6
96
TAP POSITION
0
0
0
0
128 160
32
32
vs. TAP POSITION (MAX5488)
vs. TAP POSITION (MAX5487)
VARIABLE-RESISTOR DNL
VOLTAGE-DIVIDER INL
64
64
192
96
TAP POSITION
96
TAP POSITION
224
128 160
128 160 192 224 256
256
192
224
256