ADS5424 Datasheet, PDF (5/25 Pages) Texas Instruments – 14 BIT, 105 MSPS ANALOG TO DIGITAL CONVERTER

ADS5424
www.ti.com
SLWS157A − JANUARY 2005 − REVISED MAY 2005
ELECTRICAL CHARACTERISTICS
Over full temperature range (TMIN = −40°C to TMAX = 85°C), sampling rate = 105 MSPS, 50% clock duty cycle, AVDD = 5 V, DRVDD = 3.3 V,
−1 dBFS differential input, and 3 VPP differential sinusoidal clock, unless otherwise noted
PARAMETER
Second harmonic, HD2
Third harmonic, HD3
Worst-harmonic / spur (other than HD2
and HD3)
RMS idle channel noise
TEST CONDITIONS
fIN = 10 MHz
fIN = 30 MHz
fIN = 50 MHz
fIN = 70 MHz
fIN = 100 MHz
fIN = 170 MHz
fIN = 230 MHz
fIN = 10 MHz
fIN = 30 MHz
fIN = 50 MHz
fIN = 100 MHz
fIN = 170 MHz
fIN = 230 MHz
fIN = 10 MHz
fIN = 30 MHz
fIN = 50 MHz
fIN = 70 MHz
fIN = 100 MHz
fIN = 170 MHz
fIN = 230 MHz
Input pins tied together
MIN
TYP
MAX
UNIT
100
dBc
105
dBc
98
dBc
98
dBc
98
dBc
98
dBc
96
dBc
93
dBc
95
dBc
93
dBc
87
dBc
73
dBc
64
dBc
93
dBc
95
dBc
93
dBc
88
dBc
88
dBc
88
dBc
88
dBc
0.9
LSB
DIGITAL CHARACTERISTICS
Over full temperature range (TMIN = −40°C to TMAX = 85°C), AVDD = 5 V, DRVDD = 3.3 V, unless otherwise noted
PARAMETER
TEST CONDITIONS
Digital Outputs
Low-level output voltage
High-level output voltage
Output capacitance
CLOAD = 10 pF(1)
CLOAD = 10 pF(1)
DMID
(1) _{Equivalent capacitance to ground of (load + parasitics of transmission lines).}
MIN TYP MAX
0.1
0.6
2.6
3.2
3
DRVDD/2
UNIT
V
V
pF
V
5