Datasheet

AD9204
Rev. 0 | Page 5 of 36
AC SPECIFICATIONS
AVDD = 1.8 V; DRVDD = 1.8 V, maximum sample rate, 2 V p-p differential input, 1.0 V internal reference; AIN = −1.0 dBFS,
DCS disabled, unless otherwise noted.
Table 2.
Parameter
1
Temp
AD9204-20/AD9204-40 AD9204-65 AD9204-80
Unit Min Typ Max Min Typ Max Min Typ Max
SIGNAL-TO-NOISE RATIO (SNR)
f
IN
= 9.7 MHz 25°C 61.7 61.5 61.3 dBFS
f
IN
= 30.5 MHz 25°C 61.6 61.4 61.3 dBFS
Full 61.0 60.5 dBFS
f
IN
= 70 MHz 25°C 61.6 61.4 61.3 dBFS
Full 60.4 dBFS
f
IN
= 200 MHz 25°C 61.0 61.0 dBFS
SIGNAL-TO-NOISE-AND DISTORTION (SINAD)
f
IN
= 9.7 MHz 25°C 61.5 61.2 61.1 dBFS
f
IN
= 30.5 MHz 25°C 61.5 61.2 61.1 dBFS
Full 60.1 59.7 dBFS
f
IN
= 70 MHz 25°C 61.5 61.2 61.1 dBFS
Full 59.5 dBFS
f
IN
= 200 MHz 25°C 60 60 dBFS
EFFECTIVE NUMBER OF BITS (ENOB)
f
IN
= 9.7 MHz 25°C 9.9 9.8 9.8 Bits
f
IN
= 30.5 MHz 25°C 9.9 9.8 9.8 Bits
f
IN
= 70 MHz 25°C 9.9 9.8 9.8 Bits
f
IN
= 200 MHz 25°C 9.6 9.6 Bits
WORST SECOND OR THIRD HARMONIC
f
IN
= 9.7 MHz 25°C −81 −78 −78 dBc
f
IN
= 30.5 MHz 25°C −81 −78 −78 dBc
Full −65 −64 dBc
f
IN
= 70 MHz 25°C −82 −78 −78 dBc
Full −64 dBc
f
IN
= 200 MHz 25°C −73 −73 dBc
SPURIOUS-FREE DYNAMIC RANGE (SFDR)
f
IN
= 9.7 MHz 25°C 78 75 75 dBc
f
IN
= 30.5 MHz 25°C 78 75 75 dBc
Full 65 64 dBc
f
IN
= 70 MHz 25°C 78 75 75 dBc
Full 64 dBc
f
IN
= 200 MHz 25°C 73 73 dBc
WORST OTHER (HARMONIC OR SPUR)
f
IN
= 9.7 MHz 25°C −82 −80 −80 dBc
f
IN
= 30.5 MHz 25°C −82 −80 −80 dBc
Full −71 −70 dBc
f
IN
= 70 MHz 25°C −82 −80 −80 dBc
Full −70 dBc
f
IN
= 200 MHz 25°C −80 −80 dBc
TWO-TONE SFDR
f
IN
= 30.5 MHz (−7 dBFS), 32.5 MHz (−7 dBFS) 25°C 78 78 dBc
CROSSTALK
2
Full −100 −100 −100 dBc
ANALOG INPUT BANDWIDTH 25°C 700 700 700 MHz
1
See the AN-835 Application Note, Understanding High Speed ADC Testing and Evaluation, for a complete set of definitions.
2
Crosstalk is measured at 100 MHz with −1.0 dBFS on one channel and no input on the alternate channel.