MAX11129_12 Datasheet, PDF (11/36 Pages) Maxim Integrated Products – 3Msps, Low-Power, Serial 12-/10-Bit,8-/16-Channel ADCs

MAX11129–MAX11132
3Msps, Low-Power, Serial 12-/10-Bit,
8-/16-Channel ADCs
Typical Operating Characteristics (continued)
(MAX11131ATI+/MAX11132ATI+, T_A = +25°C, unless otherwise noted.)
REFERENCE CURRENT
vs. SAMPLING RATE
200
150
ANALOG SUPPLY CURRENT
vs. TEMPERATURE
6.0
fSAMPLE = 3.0Msps
VDD = 3.0V
5.5
5.0
100
4.5
4.0
50
3.5
SNR vs. REFERENCE VOLTAGE
74
fSAMPLE = 3.0Msps
fIN = 500.0486kHz
73
72
71
70
0
0 500 1000 1500 2000 2500 3000
fS (ksps)
3.0
-40 -25 -10 5 20 35 50 65 80 95 110 125
TEMPERATURE (°C)
69
1.0 1.4 1.8 2.2 2.6 3.0 3.4
VREF+ (V)
Pin Configurations
TOP VIEW
21 20 19 18 17 16 15
DGND 22
OVDD 23
DOUT 24
EOC 25
AIN0 26
AIN1 27
+
AIN2 28
MAX11129
MAX11131
14 GND
13 REF-/AIN15
12 CNVST/AIN14
11 AIN13
10 AIN12
9 AIN11
8 AIN10
1 234567
TQFN
16 CHANNEL
21 20 19 18 17 16 15
DGND 22
OVDD 23
DOUT 24
EOC 25
AIN0 26
AIN1 27
+
AIN2 28
MAX11130
MAX11132
14 GND
13 REF-
12 CNVST
11 GND
10 GND
9 GND
8 GND
1 234567
TQFN
8 CHANNEL
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