ADS5547_07 Datasheet, PDF (5/57 Pages) Texas Instruments – 14-BIT, 210 MSPS ADC WITH DDR LVDS/CMOS OUTPUTS

ADS5547
www.ti.com
SLWS192A – NOVEMBER 2006 – REVISED MAY 2007
ELECTRICAL CHARACTERISTICS
Typical values are at 25°C, min and max values are across the full temperature range T_MIN = –40°C to T_MAX = 85°C,
AVDD = DRVDD = 3.3 V, sampling rate = 210 MSPS, sine wave input clock, 1.5 V_PP differential clock amplitude, 50% clock
duty cycle, –1 dBFS differential analog input, internal reference mode, 0 db gain, DDR LVDS data output (unless otherwise
noted)
PARAMETER
AC CHARACTERISTICS
SNR Signal to noise ratio
RMS output noise
SFDR Spurious free dynamic range
SINAD Signal to noise and distortion ratio
HD2 Second harmonic
TEST CONDITIONS
F_IN = 20 MHz
F_IN = 70 MHz
F_IN = 100 MHz
F_IN = 170 MHz
F_IN = 230 MHz
0 dB gain, 2 V_PP FS⁽¹⁾
3 dB gain, 1.4 V_PP FS
F_IN = 300 MHz
0 dB gain, 2 V_PP FS
3 dB gain, 1.4 V_PP FS
F_IN = 400 MHz
0 dB gain, 2 V_PP FS
3 dB gain, 1.4 V_PP FS
Inputs tied to common-mode
F_IN = 20 MHz
F_IN = 70 MHz
F_IN = 100 MHz
F_IN = 170 MHz
F_IN = 230 MHz
F_IN = 300 MHz
F_IN = 400 MHz
F_IN = 20 MHz
F_IN = 70 MHz
F_IN = 100 MHz
F_IN = 170 MHz
F_IN = 230 MHz
F_IN = 300 MHz
F_IN = 400 MHz
F_IN = 20 MHz
F_IN = 70 MHz
F_IN = 100 MHz
F_IN = 170 MHz
F_IN = 230 MHz
F_IN = 300 MHz
F_IN = 400 MHz
0 dB gain, 2 V_PP FS
3 dB gain, 1.4 V_PP FS
0 dB gain, 2 V_PP FS
3 dB gain, 1.4 V_PP FS
0 dB gain, 2 V_PP FS
3 dB gain, 1.4 V_PP FS
0 dB gain, 2 V_PP FS
3 dB gain, 1.4 V_PP FS
0 dB gain, 2 V_PP FS
3 dB gain, 1.4 V_PP FS
0 dB gain, 2 V_PP FS
3 dB gain, 1.4 V_PP FS
0 dB gain, 2 V_PP FS
3 dB gain, 1.4 V_PP FS
0 dB gain, 2 V_PP FS
3 dB gain, 1.4 V_PP FS
0 dB gain, 2 V_PP FS
3 dB gain, 1.4 V_PP FS
MIN TYP MAX UNIT
73.6
71 73.3
72.9
71.7
71
69.1
70
68.6
68.5
67.7
1.18
87
76
85
78
79
75
78
74
76
68
70
73
70 72.6
71.1
70.7
69
68.7
67.8
67.6
63.5
64.3
92
76
90
90
88
86
88
78
80
69
71
dBFS
LSB
dBc
dBFS
dBc
(1) FS = Full scale range
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