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| MAX1032_11 Datasheet, PDF (7/32 Pages) Maxim Integrated Products – 8- and 4-Channel, ±3 x VREF Multirange Inputs, Serial 14-Bit ADCs | |||
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8- and 4-Channel, ±3 x VREF
Multirange Inputs, Serial 14-Bit ADCs
Typical Operating Characteristics (continued)
(VAVDD1 = VAVDD2 = VDVDD = VDVDD0 = 5V, VAGND1 = VDGND = VDGNDO = VAGND2 = VAGND3 = 0V, fCLK = 3.5MHz (50% duty
cycle), external clock mode, VREF = 4.096V (external reference operation), REFCAP = AVDD1, maximum single-ended bipolar input
range (±3 x VREF), CDOUT = 50pF, CSSTRB = 50pF; unless otherwise noted.)
DIGITAL I/O SUPPLY CURRENT
vs. DIGITAL I/O SUPPLY VOLTAGE
21
EXTERNAL CLOCK MODE
DATA RATE = 115ksps
20
19
18
17
TA = -40°C
16
4.75 4.85
TA = +25°C
4.95 5.05
VDVDDO (V)
TA = +85°C
5.15 5.25
ANALOG SUPPLY CURRENT
vs. ANALOG SUPPLY VOLTAGE
0.46
TA = +85°C
0.45
0.44
TA = +25°C
0.43
0.42
0.41
0.40
4.75
TA = -40°C
PARTIAL POWER-DOWN MODE
4.85 4.95 5.05 5.15 5.25
VAVDD1 (V)
PREAMPLIFIER SUPPLY CURRENT
vs. PREAMPLIFIER SUPPLY VOLTAGE
0.20
PARTIAL POWER-DOWN MODE
AIN1âAIN7 = AGND2
0.18 AIN0 = +FS
0.16
TA = +85°C
0.14
TA = +25°C
0.12
TA = -40°C
0.10
4.75 4.85 4.95 5.05 5.15 5.25
VAVDD2 (V)
DIGITAL SUPPLY CURRENT
vs. DIGITAL SUPPLY VOLTAGE
0.115
PARTIAL POWER-DOWN MODE
0.114
0.113
TA = +85°C
0.112
TA = +25°C
0.111
TA = -40°C
0.110
4.75 4.85 4.95 5.05 5.15 5.25
VDVDD (V)
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