MAX5395M Просмотр технического описания (PDF) - Maxim Integrated
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производитель
MAX5395M
Maxim Integrated
MAX5395M Datasheet PDF : 17 Pages
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MAX5395
Single, 256-Tap Volatile, I2C, Low-Voltage Linear
Taper Digital Potentiometer
Typical Operating Characteristics (continued)
(VDD = 1.8V, TA = +25°C, unless otherwise noted.)
TOTAL HARMONIC DISTORTION PLUS NOISE
vs. FREQUENCY
0.20
0.18
0.16
0.14
0.12
0.10
0.08 10kΩ 50kΩ
0.06
0.04
0.02
0
0.01
0.1
100kΩ
1
10
100
FREQUENCY (kHz)
CHARGE-PUMP FEEDTHROUGH AT W
1000
900
800 50kΩ 100kΩ
700
600 10kΩ
500
400
300
200
100
0
0.50 0.75 1.00 1.25 1.50 1.75 2.00
FREQUENCY (MHz)
VARIABLE-RESISTOR DNL
vs. TAP POSITION (10kΩ)
0.5
0.4 VDD = 1.8V, VH = 5.0V, CHARGE PUMP ON
VDD = 2.6V, VH = 2.6V, CHARGE PUMP OFF
0.3 VDD = 5.0V, VH = 5.0V, CHARGE PUMP OFF
0.2
0.1
0
-0.1
-0.2
-0.3
-0.4
-0.5
0
32 64 96 128 160 192 224 256
TAP POSITION
VARIABLE-RESISTOR DNL
vs. TAP POSITION (50kΩ)
0.5
0.4 VDD = 1.8V, VH = 5.0V, CHARGE PUMP ON
VDD = 2.6V, VH = 2.6V, CHARGE PUMP OFF
0.3 VDD = 5.0V, VH = 5.0V, CHARGE PUMP OFF
0.2
0.1
0
-0.1
-0.2
-0.3
-0.4
-0.5
0
32 64 96 128 160 192 224 256
TAP POSITION
VARIABLE-RESISTOR DNL
vs. TAP POSITION (100kΩ)
0.5
0.4 VDD = 1.8V, VH = 5.0V, CHARGE PUMP ON
VDD = 2.6V, VH = 2.6V, CHARGE PUMP OFF
0.3 VDD = 5.0V, VH = 5.0V, CHARGE PUMP OFF
0.2
0.1
0
-0.1
-0.2
-0.3
-0.4
-0.5
0
32 64 96 128 160 192 224 256
TAP POSITION
VARIABLE-RESISTOR INL
vs. TAP POSITION (10kΩ)
0.5
VDD = 2.6V,
0.4 VH = 2.6V,
0.3 CHARGE
PUMP OFF
0.2
0.1
0
-0.1
-0.2
-0.3
-0.4
VDD = 1.8V, VH = 5.0V, CHARGE PUMP ON
VDD = 5.0V, VH = 5.0V, CHARGE PUMP OFF
-0.5
0 32 64 96 128 160 192 224 256
TAP POSITION
VARIABLE-RESISTOR INL
vs. TAP POSITION (50kΩ)
0.5
0.4
0.3
0.2 VDD = 2.6V, VH = 2.6V, CHARGE PUMP OFF
0.1
0
-0.1
-0.2
-0.3 VDD = 1.8V, VH = 5.0V, CHARGE PUMP ON
-0.4 VDD = 5.0V, VH = 5.0V, CHARGE PUMP OFF
-0.5
0
32 64 96 128 160 192 224 256
TAP POSITION
VARIABLE-RESISTOR INL
vs. TAP POSITION (100kΩ)
0.5
0.4
VDD = 1.8V, VH = 5.0V, CHARGE PUMP ON
VDD = 2.6V, VH = 2.6V, CHARGE PUMP OFF
0.3 VDD = 5.0V, VH = 5.0V, CHARGE PUMP OFF
0.2
0.1
0
-0.1
-0.2
-0.3
-0.4
-0.5
0
32 64 96 128 160 192 224 256
TAP POSITION
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