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| MAX11902 Datasheet, PDF (10/29 Pages) Maxim Integrated Products – Fully Differential SAR ADC | |||
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MAX11902
18-Bit, 1Msps, Low-Power,
Fully Differential SAR ADC
Typical Operating Characteristics (continued)
(VAVDD = 1.8V, VDVDD = 1.8V, VOVDD = 1.8V, VREFVDD = 3.6V, fSAMPLE = 1Msps, VREF = 3.3V, Internal Ref Buffer On, TA = TMIN to
TMAX, unless otherwise noted. Typical values are at TA = +25°C.)
SNR AND SINAD vs. TEMPERATURE
100
toc15
SNR
SINAD
99
98
97
96
95
-40 -25 -10 5 20 35 50 65 80 95 110 125
TEMPERATURE (°C)
SNR AND SINAD vs. REFERENCE VOLTAGE
100
SINAD
SNR
99
98
97
96
95
94
2
2.3
2.6
2.9
3.2
VREF (V)
toc17
3.5
www.maximintegrated.com
135
133
131
129
127
125
123
121
119
117
115
-40
SFDR AND THD vs. TEMPERATURE
-THD
SFDR
-25 -10 5 20 35 50 65 80 95
TEMPERATURE (°C)
toc16
110 125
130
128
125
123
120
118
115
113
110
2.0
THD AND SFDR vs. REFERENCE VOLTAGE
SFDR
-THD
2.2 2.3 2.5 2.6 2.8 2.9 3.1
VREF (V)
toc18
3.2
Maxim Integrated ââ 10
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