Datasheet

AD9230-11
Rev. 0 | Page 4 of 28
AC SPECIFICATIONS
AVDD = 1.8 V, DRVDD = 1.8 V, T
MIN
= −40°C, T
MAX
= +85°C, f
IN
= −1.0 dBFS, full scale = 1.25 V, DCS enabled, unless otherwise noted.
1
Table 2.
Parameter
2
Temp Min Typ Max Unit
SNR
f
IN
= 10 MHz 25°C 62.4 62.9 dB
Full 62.2 dB
f
IN
= 70 MHz 25°C 62.2 62.5 dB
Full 62.0 dB
f
IN
= 170 MHz 25°C 61.8 dB
SINAD
f
IN
= 10 MHz 25°C 62.3 62.8 dB
Full 62.1 dB
f
IN
= 70 MHz 25°C 62.0 62.3 dB
Full 61.8 dB
f
IN
= 170 MHz 25°C 61.5 dB
EFFECTIVE NUMBER OF BITS (ENOB)
f
IN
= 10 MHz 25°C 10.3 Bits
f
IN
= 70 MHz 25°C 10.2 Bits
f
IN
= 170 MHz 25°C 10.1 Bits
WORST HARMONIC (SECOND OR THIRD)
f
IN
= 10 MHz 25°C −86 −77 dBc
Full −77 dBc
f
IN
= 70 MHz 25°C −79 −77 dBc
Full −76 dBc
f
IN
= 170 MHz 25°C −76 dBc
WORST OTHER (SFDR EXCLUDING SECOND AND THIRD)
f
IN
= 10 MHz 25°C −88 −84 dBc
Full −79 dBc
f
IN
= 70 MHz 25°C −84 −82 dBc
Full −81 dBc
f
IN
= 170 MHz 25°C −82 dBc
ANALOG INPUT BANDWIDTH 25°C 700 MHz
1
All ac specifications tested by driving CLK+ and CLK− differentially.
2
See the AN-835 Application Note, Understanding High Speed ADC Testing and Evaluation, for a complete set of definitions and an explanation of how these tests were
completed.