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MAX1077 Datasheet, PDF (7/18 Pages) Maxim Integrated Products – 1.5Msps, Single-Supply, Low-Power, True-Differential, 10-Bit ADCs with Internal Reference
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1.5Msps, Single-Supply, Low-Power, True-
Differential, 10-Bit ADCs with Internal Reference
Typical Operating Characteristics (continued)
(VDD = +3V, VL = VDD, fSCLK = 24MHz, fSAMPLE = 1.5Msps, TA = -40°C to +85°C, unless otherwise noted. Typical values are at TA =
+25°C.)
VDD/VL FULL POWER-DOWN
SUPPLY CURRENT vs. TEMPERATURE
VL PARTIAL/FULL POWER-DOWN
SUPPLY CURRENT vs. TEMPERATURE
VDD SUPPLY CURRENT
vs. TEMPERATURE
1.00
100
9.0
CONVERSION
0.80
7.5
75
0.60
VL, NO SCLK
0.40
VDD, NO SCLK
VDD, SCLK = 24MHz
0.20
VL, = 1.8V, SCLK = 24MHz
VL, = 3V, SCLK = 24MHz
50
25
6.0
4.5
3.0
PARTIAL POWER-DOWN
1.5
0
-40 -15 10
35
60
85
TEMPERATURE (°C)
VDD SUPPLY CURRENT
vs. CONVERSION RATE
8
0
-40 -15 10
35
60
85
TEMPERATURE (°C)
VL SUPPLY CURRENT
vs. TEMPERATURE
0.50
0
-40 -15
10
35
60
85
TEMPERATURE (°C)
VL SUPPLY CURRENT
vs. CONVERSION RATE
250
6
4
2
0
0 250 500 750 1000 1250 1500
fSAMPLE (kHz)
REFERENCE VOLTAGE
vs. TEMPERATURE
2.06
2.05
2.04
2.03
2.02
2.01
2.00
-40 -15
10
35
60
85
TEMPERATURE (°C)
0.40
CONVERSION, VL = 3V
0.30
CONVERSION, VL = 1.8V
0.20
0.10
0
-40 -15 10
35
60
85
TEMPERATURE (°C)
REFERENCE VOLTAGE
vs. LOAD CURRENT (SOURCE)
2.05
2.04
2.03
2.02
2.01
0
2
4
6
8
LOAD CURRENT (mA)
200
VL = 3V
150
100
50
VL = 1.8V
0
0 250 500 750 1000 1250 1500
fSAMPLE (kHz)
REFERENCE VOLTAGE
vs. LOAD CURRENT (SINK)
2.08
2.07
2.06
2.05
2.04
0
50
100
150
200
LOAD CURRENT (µA)
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