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MAX11166/MAX11167
16位, 500KSPS / 250ksps的, ± 5V SAR型ADC
,TDFN封装内部参考
典型工作特性, MAX11167 (续)
FFT图
0
-20
量(dB )
-40
-60
-80
-100
-120
-140
0
25
50
75
100
125
f
样品
= 250ksps的
FFT
样品
= 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 = 92.7分贝
SINAD = 92.5分贝
SFDR = 108.9分贝
THD = -107.7dB
MAX11166 toc35
MAX11166 toc36
-20
量(dB )
-40
-60
-80
-100
-120
-140
f
样品
= 250ksps的
FFT
样品
= 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
SNR
SINAD
SNR和SINAD (分贝)
93.0
92.5
f
样品
= 250ksps的
f
IN
= 10kHz的
V
IN
= -0.1dBFS
REF MODE = 3
V
REF
= 4.096V
V
DD
= 5.0V
V
OVDD
= 3.3V
-40
-15
10
35
60
85
温度(℃)
92.0
5.0
7.0
9.0
11.0
13.0
15.0
91.5
频率(kHz )
频率(kHz )
MAX11166 toc38
MAX11166 toc39
92.8
SNR和SINAD (分贝)
SNR
SINAD
-102
-104
-106
-108
-110
92.5
92.3
92.0
91.8
91.5
THD (分贝)
THD (分贝)
f
样品
= 250ksps的
f
IN
= 10kHz的
V
IN
= -0.1dBFS
REF MODE = 3
V
REF
= 4.096V
V
DD
= 5.0V
V
OVDD
= 3.3V
-102
-104
-106
-108
-110
-112
f
样品
= 250ksps的
f
IN
= 10kHz的
V
IN
= -0.1dBFS
T
A
= +25°C
REF MODE = 3
V
REF
= 4.096V
V
OVDD
= 3.3V
f
样品
= 250ksps的
f
IN
= 10kHz的
V
IN
= -0.1dBFS
T
A
= +25°C
REF MODE = 3
V
REF
= 4.096V
V
OVDD
= 3.3V
4.75
4.85
4.95
5.05
5.15
5.25
V
DD
(V)
-40
-15
10
35
60
85
4.75
4.85
4.95
5.05
5.15
5.25
温度(℃)
V
DD
(V)
www.maximintegrated.com
MAXIM INTEGRATED
13
MAX11166 toc40
93.0
SNR和SINAD
与V
DD
电源电压
-100
THD与温度的关系
-100
总谐波失真与V
DD
电源电压
MAX11166 toc37
0
双音IMD
93.5
SNR和SINAD与温度

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