MAX1117 Datasheet, PDF (6/14 Pages) Maxim Integrated Products – Single-Supply, Low-Power, 2-Channel, Serial 8-Bit ADCs

Single-Supply, Low-Power,
2-Channel, Serial 8-Bit ADCs
Typical Operating Characteristics (continued)
(V_DD = +3V (MAX1117), V_DD = +5V (MAX1119), V_DD = V_REF = +3V (MAX1118), f_SCLK = 5MHz, f_SAMPLE = 100ksps, C_LOAD = 100pF,
T_A = +25°C, unless otherwise noted.)
MAX1118
OFFSET ERROR vs. SUPPLY VOLTAGE
0.5
V_REF = 2.048V
0.4
0.3
0.2
0.1
0
-0.1
-0.2
-0.3
-0.4
-0.5
2.5 3.0 3.5 4.0 4.5 5.0 5.5
SUPPLY VOLTAGE (V)
MAX1118
OFFSET ERROR vs. TEMPERATURE
0.5
V_DD = +3V
0.4 V_REF = 2.048V
0.3
0.2
0.1
0
-0.1
-0.2
-0.3
-0.4
-0.5
-40 -15 10
35
60
85
TEMPERATURE (°C)
MAX1118
OFFSET ERROR vs. REFERENCE VOLTAGE
0.5
V_DD = 5.5V
0.4
0.3
0.2
0.1
0
-0.1
-0.2
-0.3
-0.4
-0.5
1
2
3
4
5
REFERENCE VOLTAGE (V)
MAX1117/MAX1119
MAX1117/MAX1119
GAIN ERROR vs. SUPPLY VOLTAGE
GAIN ERROR vs. TEMPERATURE
1.4
2.0
0
MAX1116
1.2
1.5
V_DD = +5V
-20
MAX1117
1.0
V_DD = +3V
MAX1119
V_DD = +5V
1.0
-40
0.5
0.8
0
MAX1117
-60
0.6
V_DD = +3V
-0.5
-80
0.4
-1.0
0.2
-1.5
-100
FFT PLOT
f_SAMPLE = 100kHz
f_IN = 25.1kHz
A_IN = 0.9 x V_REFp-p
0
-2.0
-120
2.5
3.5
4.5
5.5
-40 -15
10
35
60
85
0
10k 20k 30k 40k 50k
SUPPLY VOLTAGE (V)
TEMPERATURE (°C)
ANALOG INPUT FREQUENCY (Hz)
MAX1117/MAX1119
OFFSET ERROR vs. SUPPLY VOLTAGE
0.5
0.4
0.3
MAX1117
0.2
VDD = +3V
0.1
MAX1119
VDD = +5V
0
-0.1
-0.2
-0.3
-0.4
-0.5
2.5 3.0 3.5 4.0 4.5 5.0 5.5
SUPPLY VOLTAGE (V)
MAX1117/MAX1119
OFFSET ERROR vs. TEMPERATURE
0.5
0.4
0.3
MAX1117
0.2
VDD = +3V
0.1
0
-0.1
-0.2
MAX1119
-0.3
VDD = +5V
-0.4
-0.5
-40 -15 10
35
60
85
TEMPERATURE (°C)
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