AD9709
Rev. B | Page 4 of 32
DYNAMIC SPECIFICATIONS
TMIN to TMAX, AVDD = 3.3 V or 5 V, DVDD1 = DVDD2 = 3.3 V or 5 V, IOUTFS = 20 mA, differential transformer-coupled output, 50 Ω
doubly terminated, unless otherwise noted.
Table 2.
Parameter
Min
Typ
Max
Unit
DYNAMIC PERFORMANCE
Maximum Output Update Rate (fCLK)
125
MSPS
Output Settling Time (tST) to 0.1%1 Output Propagation Delay (tPD)
1
ns
Glitch Impulse
5
pV-s
Output Rise Time (10% to 90%)
12.5
ns
Output Fall Time (90% to 10%)
12.5
ns
Output Noise (IOUTFS = 20 mA)
50
pA/√Hz
Output Noise (IOUTFS = 2 mA)
30
pA/√Hz
AC LINEARITY
Spurious-Free Dynamic Range to Nyquist
fCLK = 100 MSPS, fOUT = 1.00 MHz
0 dBFS Output
63
68
dBc
–6 dBFS Output
62
dBc
–12 dBFS Output
56
dBc
–18 dBFS Output
50
dBc
fCLK = 65 MSPS, fOUT = 1.00 MHz
68
dBc
fCLK = 65 MSPS, fOUT = 2.51 MHz
68
dBc
fCLK = 65 MSPS, fOUT = 5.02 MHz
66
dBc
fCLK = 65 MSPS, fOUT = 14.02 MHz
60
dBc
fCLK = 65 MSPS, fOUT = 25 MHz
50
dBc
fCLK = 125 MSPS, fOUT = 25 MHz
63
dBc
fCLK = 125 MSPS, fOUT = 40 MHz
55
dBc
Signal to Noise and Distortion Ratio
fCLK = 50 MHz, fOUT = 1 MHz
50
dB
Total Harmonic Distortion
fCLK = 100 MSPS, fOUT = 1.00 MHz
67
63
dBc
fCLK = 50 MSPS, fOUT = 2.00 MHz
63
dBc
fCLK = 125 MSPS, fOUT = 4.00 MHz
63
dBc
fCLK = 125 MSPS, fOUT = 10.00 MHz
63
dBc
Multitone Power Ratio (Eight Tones at 110 kHz Spacing)
fCLK = 65 MSPS, fOUT = 2.00 MHz to 2.99 MHz
0 dBFS Output
58
dBc
–6 dBFS Output
51
dBc
–12 dBFS Output
46
dBc
–18 dBFS Output
41
dBc
Channel Isolation
fCLK = 125 MSPS, fOUT = 10 MHz
85
dBc
fCLK = 125 MSPS, fOUT = 40 MHz
77
dBc
1 Measured single-ended into 50 Ω load.