ADS5400-SP_15 Datasheet, PDF (5/47 Pages) Texas Instruments – 12-Bit, 1-GSPS Analog-to-Digital Converter

ADS5400-SP
www.ti.com
SLAS669D – SEPTEMBER 2010 – REVISED JANUARY 2014
ELECTRICAL CHARACTERISTICS (continued)
Typical values at T_A = 25°C, minimum and maximum values over full temperature range T_C,MIN = –55°C to T_C,MAX = 125°C,
sampling rate = 1 GSPS, 50% clock duty cycle, AVDD5 = 5 V, AVDD3 = 3.3 V, DVDD3 = 3.3 V, –1-dBFS differential input,
and 1.5 V_PP differential clock (unless otherwise noted)
PARAMETER
TEST CONDITIONS/NOTES
MIN
TYP
MAX UNIT
SFDR
HD2
HD3
THD
SINAD
Spurious-free dynamic range
Second harmonic
Third harmonic
Worst harmonic/spur (other than HD2
and HD3)
Total Harmonic Distortion
Signal-to-noise and distortion
f_IN = 125 MHz
f_IN = 600 MHz
f_IN = 850 MHz
f_IN = 1200 MHz
f_IN = 1700 MHz
f_IN = 125 MHz
f_IN = 600 MHz
f_IN = 850 MHz
f_IN = 1200 MHz
f_IN = 1700 MHz
f_IN = 125 MHz
f_IN = 600 MHz
f_IN = 850 MHz
f_IN = 1200 MHz
f_IN = 1700 MHz
f_IN = 125 MHz
f_IN = 600 MHz
f_IN = 850 MHz
f_IN = 1200 MHz
f_IN = 1700 MHz
f_IN = 125 MHz
f_IN = 600 MHz
f_IN = 850 MHz
f_IN = 1200 MHz
f_IN = 1700 MHz
f_IN = 125 MHz
f_IN = 600 MHz
f_IN = 850 MHz
f_IN = 1200 MHz
f_IN = 1700 MHz
f_IN1 = 247.5 MHz, f_IN2 = 252.5 MHz,
each tone at –7 dBFS
62
72
60
70
56
62.7
65.7
56
62
78
60
75
56
62.5
66
56
62
78
60
72
56
75
70
63
62
80
60
79
56
79
66
64
60
71.7
58
67
55
66.5
63.8
55.7
53
57
52.4
56.8
50.8
55.8
56.6
52.7
74.6
dBc
dBc
dBc
dBc
dBc
dBFS
Two-tone SFDR
f_IN1 = 247.5 MHz, f_IN2 = 252.5 MHz,
each tone at –11 dBFS
f_IN1 = 1197.5 MHz, f_IN2 = 1202.5 MHz,
each tone at –7 dBFS
77.9
dBFS
68.3
f_IN1 = 1197.5 MHz, f_IN2 = 1202.5 MHz,
each tone at –11 dBFS
73.7
ENOB
Effective number of bits (using
SINAD in dBFS)
RMS idle-channel noise
f_IN = 125 MHz
f_IN = 600 MHz
f_IN = 850 MHz
Inputs tied to common-mode
8.52
9.55
8.42
9.29
8.16
9.23
1.41
60.2
Bits
LSB rms
dBFS
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