DYNAMIC SPECIFICATIONS
Parameter
Min
Typ
Max
Units
DYNAMIC PERFORMANCE
Maximum Output Update Rate (fCLOCK)
125
MSPS
Output Settling Time (tST) (to 0.1%)
1
35
ns
Output Propagation Delay (tPD)1
ns
Glitch Impulse
5
pV-s
Output Rise Time (10% to 90%)
1
2.5
ns
Output Fall Time (10% to 90%)
1
2.5
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
fCLOCK = 25 MSPS; fOUT = 1.00 MHz
TA = +25
°C
75
79
dBc
TMIN to TMAX
73
dBc
fCLOCK = 50 MSPS; fOUT = 1.00 MHz
79
dBc
fCLOCK = 50 MSPS; fOUT = 2.51 MHz
74
dBc
fCLOCK = 50 MSPS; fOUT = 5.02 MHz
70
dBc
fCLOCK = 50 MSPS; fOUT = 20.2 MHz
57
dBc
fCLOCK = 100 MSPS; fOUT = 2.51 MHz
73
dBc
fCLOCK = 100 MSPS; fOUT = 5.04 MHz
67
dBc
fCLOCK = 100 MSPS; fOUT = 20.2 MHz
57
dBc
fCLOCK = 100 MSPS; fOUT = 40.4 MHz
53
dBc
Spurious-Free Dynamic Range within a Window
fCLOCK = 25 MSPS; fOUT =1.00 MHz; 2 MHz Span
TA = +25
°C
78
86
dBc
TMIN to TMAX
76
dBc
fCLOCK = 50 MSPS; fOUT = 5.02 MHz; 2 MHz Span
84
dBc
fCLOCK = 100 MSPS; fOUT = 5.04 MHz; 4 MHz Span
84
dBc
Total Harmonic Distortion
fCLOCK = 25 MSPS; fOUT = 1.00 MHz
TA = +25
°C
–78
–74
dBc
TMIN to TMAX
–72
dBc
fCLOCK = 50 MHz; fOUT = 2.00 MHz
–75
dBc
fCLOCK = 100 MHz; fOUT = 2.00 MHz
–75
dBc
Multitone Power Ratio (8 Tones at 110 kHz Spacing)
fCLOCK = 20 MSPS; fOUT = 2.00 MHz to 2.99 MHz
73
dBc
NOTES
1Measured single ended into 50
load.
Specifications subject to change without notice.
(TMIN to TMAX , AVDD = +5 V, DVDD = +5 V, IOUTFS = 20 mA, Differential Transformer Coupled Output,
50
Doubly Terminated, unless otherwise noted)
AD9762
–3–
REV. B