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MAX1446-07 Datasheet, PDF (6/22 Pages) Maxim Integrated Products – 10-Bit, 60Msps, 3.0V, Low-Power ADC with Internal Reference
10-Bit, 60Msps, 3.0V, Low-Power
ADC with Internal Reference
Typical Operating Characteristics
(VDD = 3.0V, OVDD = 2.7V, internal reference, differential input at -0.5dBFS, fCLK = 62.35MHz, CL ≈ 10pF, TA = +25°C, unless
otherwise noted.)
FFT PLOT
(fIN = 7.5MHz, 8192-POINT FFT,
DIFFERENTIAL INPUT)
0
SFDR = 72.2dBc
-10
SNR = 60.1dB
-20
THD = -71.5dBc
SINAD = 59.8dB
-30
-40
-50
-60
HD3
HD2
-70
-80
-90
-100
0
5 10 15 20 25 30 35
ANALOG INPUT FREQUENCY (MHz)
FFT PLOT
(fIN = 26.8MHz, 8192-POINT FFT,
DIFFERENTIAL INPUT)
0
SINAD = 59.0dB
-10 SNR = 59.4dB
-20
THD = -70.5dBc
SFDR = 72.9dBc
-30
-40
-50
HD2
-60
HD3
-70
-80
-90
-100
0
5 10 15 20 25 30 35
ANALOG INPUT FREQUENCY (MHz)
FFT PLOT
(fIN = 20MHz, 8192-POINT FFT,
SINGLE-ENDED INPUT)
0
SINAD = 59.2dB
-10
SNR = 59.5dB
-20
THD = -70.7dBc
SFDR = 71.1dBc
-30
-40
-50
HD3
-60
-70
HD2
-80
-90
-100
0
5 10 15 20 25 30 35
ANALOG INPUT FREQUENCY (MHz)
FFT PLOT
(fIN = 13.3MHz, 8192-POINT FFT,
DIFFERENTIAL INPUT)
0
SINAD = 59.3dB
-10
SNR = 59.5dB
-20
THD = -72.9dBc
SFDR = 74.3dBc
-30
-40
-50
-60
HD3
HD2
-70
-80
-90
-100
0
0
-10
-20
-30
5 10 15 20 25 30 35
ANALOG INPUT FREQUENCY (MHz)
FFT PLOT
(fIN = 50MHz, 8192-POINT FFT,
DIFFERENTIAL INPUT)
SFDR = 70dBc
SNR = 59.1dB
THD = -67.1dBc
SINAD = 58.5dB
-40
-50
HD3
-60
HD2
-70
-80
-90
-100
0
5 10 15 20 25 30 35
ANALOG INPUT FREQUENCY (MHz)
TWO-TONE INTERMODULATION
(8192-POINT IMD,
DIFFERENTIAL INPUT)
0
f1 = 19MHz AT -6.5dBFS
-10 f2 = 21MHz AT -6.5dBFS
-20 3RD IMD = -76dBc
-30
-40
-50
-60
-70
-80
-90
-100
0
5 10 15 20 25 30 35
ANALOG INPUT FREQUENCY (MHz)
FFT PLOT
(fIN = 20MHz, 8192-POINT FFT,
DIFFERENTIAL INPUT)
0
SINAD = 59.3dB
-10
SNR = 59.6dB
-20
THD = -70.7dBc
SFDR = 72.2dBc
-30
-40
-50
-60
HD3
HD2
-70
-80
-90
-100
0
0
-10
-20
-30
5 10 15 20 25 30 35
ANALOG INPUT FREQUENCY (MHz)
FFT PLOT
(fIN = 7.5MHz, 8192-POINT FFT,
SINGLE-ENDED INPUT)
SINAD = 59.5dB
SNR = 59.7dB
THD = -73.0dBc
SFDR = 73.6dBc
-40
-50
-60
HD3
-70
HD2
-80
-90
-100
0 5 10 15 20 25 30 35
ANALOG INPUT FREQUENCY (MHz)
SPURIOUS-FREE DYNAMIC RANGE
vs. ANALOG INPUT FREQUENCY
(AIN = -0.5dBFS)
80
DIFFERENTIAL
75
70
65
60
SINGLE-ENDED
55
50
0
10 20 30 40 50 60 70 80 90
ANALOG INPUT FREQUENCY (MHz)
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