Datasheet

Maxim Integrated │ 13
MAX11166/MAX11167 16-Bit, 500ksps/250ksps, ±5V SAR ADCs
with Internal Reference in TDFN
www.maximintegrated.com
Typical Operating Characteristics—MAX11167 (continued)
FFT PLOT
MAX11166 toc35
FREQUENCY (kHz)
MAGNITUDE (dB)
1007525 50
-120
-100
-80
-60
-20
-40
0
-140
0 125
f
SAMPLE
= 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
V
DD
(V)
SNR AND SINAD (dB)
5.155.054.954.85
91.8
92.0
92.3
92.5
92.8
93.0
91.5
4.75 5.25
SNR AND SINAD
vs. V
DD
SUPPLY VOLTAGE
MAX11166 toc38
f
SAMPLE
= 250ksps
f
IN
= 10kHz
V
IN
= -0.1dBFS
T
A
= +25°C
REF MODE = 3
V
REF
= 4.096V
V
OVDD
= 3.3V
SNR
SINAD
TWO TONES IMD
MAX11166 toc36
FREQUENCY (kHz)
MAGNITUDE (dB)
13.011.09.07.0
-120
-100
-80
-60
-40
-20
0
-140
5.0 15.0
f
SAMPLE
= 250ksps
FFT N
SAMPLE
= 32768
f
IN1
= 9376.5HZ
V
IN1
= -6.1dBFS
f
IN2
= 10674Hz
V
IN2
= -6.1dBFS
REF MODE = 3
V
REF
= 4.096V
V
DD
= 5.0V
V
OVDD
= 3.3V
T
A
= +25°C
IMD = -126.5dBFS
THD vs. TEMPERATURE
MAX11166 toc39
TEMPERATURE (°C)
THD (dB)
603510-15
-108
-106
-104
-102
-100
-110
-40 85
f
SAMPLE
= 250ksps
f
IN
= 10kHz
V
IN
= -0.1dBFS
REF MODE = 3
V
REF
= 4.096V
V
DD
= 5.0V
V
OVDD
= 3.3V
SNR AND SINAD vs. TEMPERATURE
MAX11166 toc37
TEMPERATURE (°C)
SNR AND SINAD (dB)
603510-15
92.0
92.5
93.0
93.5
91.5
-40 85
f
SAMPLE
= 250ksps
f
IN
= 10kHz
V
IN
= -0.1dBFS
REF MODE = 3
V
REF
= 4.096V
V
DD
= 5.0V
V
OVDD
= 3.3V
SNR
SINAD
V
DD
(V)
THD (dB)
5.155.054.954.85
-110
-108
-106
-104
-102
-100
-112
4.75 5.25
THD vs. V
DD
SUPPLY VOLTAGE
MAX11166 toc40
f
SAMPLE
= 250ksps
f
IN
= 10kHz
V
IN
= -0.1dBFS
T
A
= +25°C
REF MODE = 3
V
REF
= 4.096V
V
OVDD
= 3.3V