Datasheet

AD9260
Rev. C | Page 4 of 44
Parameter—Decimation Factor (N) AD9260 (8) AD9260 (4) AD9260 (2) AD9260 (1) Unit
DVDD and DRVDD +5.5 +5.5 +5.5 +5.5 V max
+2.7 +2.7 +2.7 +2.7 V min
Supply Current
IAVDD 115 115 115 115 mA typ
134 mA max
IDVDD 12.5 10.3 6.5 2.4 mA typ
3.5 mA max
IDRVDD 0.450 0.850 1.7 2.6 mA typ
POWER CONSUMPTION 613 608 600 585 mW typ
630 mW max
1
VINA and VINB connect to DUT CML.
2
Including Internal 2.5 V reference.
3
Excluding Internal 2.5 V reference.
4
Load regulation with 1 mA load current (in addition to that required by AD9260).
AC SPECIFICATIONS
AVDD = +5 V, DVDD = +3 V, DRVDD = +3 V, f
CLOCK
= 20 MSPS, V
REF
= +2.5 V, Input CML = 2.0 V T
MIN
to T
MAX
unless otherwise noted,
R
BIAS
= 2 kΩ.
Table 3.
Parameter—Decimation Factor (N) AD9260(8) AD9260(4) AD9260(2) AD9260(1) Unit
DYNAMIC PERFORMANCE
INPUT TEST FREQUENCY: 100 kHz (typ)
Signal-to-Noise Ratio (SNR)
Input Amplitude = –0.5 dBFS 88.5 82 74 63 dB typ
Input Amplitude = –6.0 dBFS 82.5 78 68 58 dB typ
SNR and Distortion (SINAD)
Input Amplitude = –0.5 dBFS 87.5 82 74 63 dB typ
Input Amplitude = –6.0 dBFS 82 77.5 69 58 dB typ
Total Harmonic Distortion (THD)
Input Amplitude = –0.5 dBFS –96 –96 –97 –98 dB typ
Input Amplitude = –6.0 dBFS –93 –98 –96 –98 dB typ
Spurious-Free Dynamic Range (SFDR)
Input Amplitude = –0.5 dBFS 100 98 98 88 dB typ
Input Amplitude = –6.0 dBFS 94 100 94 84 dB typ
INPUT TEST FREQUENCY: 500 kHz
Signal to Noise Ratio (SNR)
Input Amplitude = –0.5 dBFS 86.5 82 74 63 dB typ
80.5 dB min
Input Amplitude = –6.0 dBFS 82.5 77 68 58 dB typ
SNR and Distortion (SINAD)
Input Amplitude = –0.5 dBFS 86.0 81 74 63 dB typ
80.0 dB min
Input Amplitude = –6.0 dBFS 82.0 77 68 58 dB typ
Total Harmonic Distortion (THD)
Input Amplitude = –0.5 dBFS –97.0 –92 –89 –86 dB typ
–90.0 dB max
Input Amplitude = –6.0 dBFS –95.5 –96 –89 –86 dB typ
Spurious-Free Dynamic Range (SFDR)
Input Amplitude = –0.5 dBFS 99.0 92 91 88 dB typ
90.0 dB max