![](http://datasheet.mmic.net.cn/Maxim-Integrated-Products/MAX1070CTC-T_datasheet_105479/MAX1070CTC-T_6.png)
Typical Operating Characteristics (continued)
(VDD = +3V, VL = VDD, VREF = 2.048V, fSCLK = 24MHz, fSAMPLE = 1.5Msps, TA = -40°C to +85°C, unless otherwise noted. Typical val-
ues are at TA = +25°C.)
MAX1070/MAX1071
1.5Msps, Single-Supply, Low-Power,
True-Differential, 10-Bit ADCs
6
_______________________________________________________________________________________
DYNAMIC PERFORMANCE
vs. INPUT FREQUENCY (MAX1070)
MAX1070/71
toc10
ANALOG INPUT FREQUENCY (kHz)
DYNAMIC
PERFORMANCE
(dB)
400
300
200
61.1
61.2
61.3
61.4
61.5
61.0
100
500
SNR
SINAD
DYNAMIC PERFORMANCE
vs. INPUT FREQUENCY (MAX1071)
MAX1070/71
toc11
ANALOG INPUT FREQUENCY (kHz)
DYNAMIC
PERFORMANCE
(dB)
400
300
200
61.1
61.2
61.3
61.4
61.5
61.0
100
500
SNR
SINAD
THD vs. INPUT FREQUENCY
MAX1070/71
toc12
ANALOG INPUT FREQUENCY (kHz)
THD
(dB)
400
300
200
-90
-88
-86
-84
-82
-92
100
500
MAX1070
MAX1071
SFDR vs. INPUT FREQUENCY
MAX1070/71
toc13
ANALOG INPUT FREQUENCY (kHz)
SFDR
(dB)
400
300
200
82
84
86
88
90
80
100
500
MAX1070
MAX1071
FFT PLOT (MAX1070)
MAX1070/71
toc14
ANALOG INPUT FREQUENCY (kHz)
AMPLITUDE
(dB)
625
500
375
250
125
-120
-100
-80
-60
-40
-20
0
-140
0
750
fIN = 500kHz
SINAD = 61.2dB
SNR = 61.2dB
THD = -83.5dB
SFDR = 83.8dB
FFT PLOT (MAX1071)
MAX1070/71
toc15
ANALOG INPUT FREQUENCY (kHz)
AMPLITUDE
(dB)
625
500
375
250
125
-120
-100
-80
-60
-40
-20
0
-140
0
750
fIN = 500kHz
SINAD = 61.3dB
SNR = 61.3dB
THD = -90dB
SFDR = 85.4dB
TOTAL HARMONIC DISTORTION
vs. SOURCE IMPEDANCE
MAX1070/71
toc16
SOURCE IMPEDANCE (
Ω)
THD
(dB)
100
-90
-80
-70
-60
-50
-100
10
1000
fIN = 500kHz
fIN = 100kHz
TWO-TONE IMD PLOT (MAX1070)
MAX1070/71
toc17
ANALOG INPUT FREQUENCY (kHz)
AMPLITUDE
(dB)
625
500
375
250
125
-120
-100
-80
-60
-40
-20
0
-140
0
750
fIN1 = 250.102kHz
fIN2 = 299.966kHz
IMD = -86.6dB
fIN1
fIN2
TWO-TONE IMD PLOT (MAX1071)
MAX1070/71
toc18
ANALOG INPUT FREQUENCY (kHz)
AMPLITUDE
(dB)
625
500
375
250
125
-120
-100
-80
-60
-40
-20
0
-140
0750
fIN1 = 250.102kHz
fIN2 = 299.966kHz
IMD = -83.4dB
fIN1
fIN2