MAX11902 Datasheet, PDF (11/29 Pages) Maxim Integrated Products – Fully Differential SAR ADC

MAX11902
18-Bit, 1Msps, Low-Power,
Fully Differential SAR ADC
Typical Operating Characteristics (continued)
(V_AVDD = 1.8V, V_DVDD = 1.8V, V_OVDD = 1.8V, V_REFVDD = 3.6V, f_SAMPLE = 1Msps, V_REF = 3.3V, Internal Ref Buffer On, T_A = T_MIN to
T_MAX, unless otherwise noted. Typical values are at T_A = +25°C.)
CURRENT vs. TEMPERATURE
4.00
toc19
3.50
3.00
IOVDD
IREFVDD (BUFFER OFF)
2.50
IREFVDD
IDVDD
2.00
IAVDD
1.50
1.00
0.50
0.00
-40 -25 -10 5 20 35 50 65 80 95 110 125
TEMPERATURE (°C)
SHUTDOWN CURRENT vs. TEMPERATURE
toc20
30
IAVDD
IOVDD
25
IREFVDD
IDVDD
20
15
10
5
0
-40 -25 -10 5 20 35 50 65 80 95 110 125
TEMPERATURE (°C)
CURRENT vs. SAMPLING RATE
2.5
toc21
IDVDD
IOVDD
2.0
IAVDD
1.5
1.0
0.5
0.0
0.0
0.3
0.5
0.8
1.0
SAMPLING RATE (Msps)
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