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ADC324X Datasheet, PDF (11/81 Pages) Texas Instruments – The ADC324x are a high-linearity
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ADC3241, ADC3242, ADC3243, ADC3244
SBAS671B – JULY 2014 – REVISED MARCH 2015
AC Performance: ADC3242 (continued)
Typical values are over the operating free-air temperature range, at TA = 25°C, full temperature range is TMIN = –40°C to TMAX
= 85°C, ADC sampling rate = 50 MSPS, 50% clock duty cycle, AVDD = DVDD = 1.8 V, and –1-dBFS differential input, unless
otherwise noted.
ADC3242 (fS = 50 MSPS)
DITHER ON
DITHER OFF
PARAMETER
TEST CONDITIONS
MIN TYP MAX MIN TYP MAX UNIT
HD2
Second-order harmonic
distortion
HD3
Third-order harmonic distortion
Non
Spurious-free dynamic range
HD2, HD3 (excluding HD2, HD3)
THD
Total harmonic distortion
IMD3
Two-tone, third-order
intermodulation distortion
fIN = 10 MHz
fIN = 20 MHz
fIN = 70 MHz
fIN = 100 MHz
fIN = 170 MHz
fIN = 230 MHz
fIN = 10 MHz
fIN = 20 MHz
fIN = 70 MHz
fIN = 100 MHz
fIN = 170 MHz
fIN = 230 MHz
fIN = 10 MHz
fIN = 20 MHz
fIN = 70 MHz
fIN = 100 MHz
fIN = 170 MHz
fIN = 230 MHz
fIN = 10 MHz
fIN = 20 MHz
fIN = 70 MHz
fIN = 100 MHz
fIN = 170 MHz
fIN = 230 MHz
fIN1 = 45 MHz,
fIN2 = 50 MHz
fIN1 = 185 MHz,
fIN2 = 190 MHz
103
83
99
96
94
88
82
89
83
93
94
88
85
82
99
87 101
100
99
99
97
88
79
92
92
89
83
79
–95
–92
97
95
94
dBc
92
89
83
97
95
93
dBc
86
82
80
96
93
94
dBc
94
93
93
90
87
88
dBc
86
81
78
–95
dBFS
–89
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