MAX11166 Datasheet, PDF (13/33 Pages) Maxim Integrated Products – 16-Bit, 500ksps/250ksps, ±5V SAR ADCs with Internal Reference in TDFN

MAX11166/MAX11167
16-Bit, 500ksps/250ksps, ±5V SAR ADCs
with Internal Reference in TDFN
Typical Operating Characteristics—MAX11167 (continued)
0
-20
-40
-60
-80
-100
-120
-140
0
93.0
92.8
FFT PLOT
fSAMPLE = 250ksps
FFT N_SAMPLE = 8192
f_IN = 10101Hz
V_IN = -0.1dBFS
REF MODE = 3
V_REF = 4.096V
V_DD = 5.0V
V_OVDD = 3.3V
T_A = +25°C
SNR = 92.7dB
SINAD = 92.5dB
SFDR = 108.9dB
THD = -107.7dB
25
50
75 100 125
FREQUENCY (kHz)
SNR AND SINAD
vs. VDD SUPPLY VOLTAGE
SNR
SINAD
92.5
92.3
fSAMPLE = 250ksps
fIN = 10kHz
92.0
VIN = -0.1dBFS
TA = +25°C
91.8
REF MODE = 3
VREF = 4.096V
V_OVDD = 3.3V
91.5
4.75 4.85 4.95 5.05 5.15 5.25
VDD (V)
TWO TONES IMD
0
fSAMPLE = 250ksps
-20
FFT N_SAMPLE
= 32768
fIN1 = 9376.5HZ
-40 VIN1 = -6.1dBFS
f_IN2 = 10674Hz
-60
V_IN2 = -6.1dBFS
REF MODE = 3
VREF = 4.096V
-80 V_DD = 5.0V
V_OVDD = 3.3V
-100
TA = +25°C
IMD = -126.5dBFS
-120
-140
5.0
7.0 9.0 11.0 13.0 15.0
FREQUENCY (kHz)
THD vs. TEMPERATURE
-100
fSAMPLE = 250ksps
fIN = 10kHz
-102 ^VIN ^{= -0.1dBFS}
REF MODE = 3
V_REF = 4.096V
-104 ^VDD ^{= 5.0V}
V_OVDD = 3.3V
-106
-108
-110
-40 -15
10
35
60
85
TEMPERATURE (°C)
SNR AND SINAD vs. TEMPERATURE
93.5
SNR
SINAD
93.0
92.5
fSAMPLE = 250ksps
f_IN = 10kHz
92.0
V_IN = -0.1dBFS
REF MODE = 3
V_REF = 4.096V
V_DD = 5.0V
91.5 ^{VOVDD = 3.3V}
-40 -15
10
35
60
85
TEMPERATURE (°C)
THD vs. VDD SUPPLY VOLTAGE
-100
fSAMPLE = 250ksps
-102
fIN = 10kHz
V_IN = -0.1dBFS
TA = +25°C
-104
REF MODE = 3
V_REF = 4.096V
-106
V_OVDD = 3.3V
-108
-110
-112
4.75 4.85 4.95 5.05 5.15 5.25
VDD (V)
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