AD9764
DYNAMIC SPECIFICATIONS
Parameter
DYNAMIC PERFORMANCE
Maximum Output Update Rate (f
CLOCK
)
Output Settling Time (t
ST
) (to 0.1%)
1
Output Propagation Delay (t
PD
)
Glitch Impulse
Output Rise Time (10% to 90%)
1
Output Fall Time (10% to 90%)
1
Output Noise (I
OUTFS
= 20 mA)
Output Noise (I
OUTFS
= 2 mA)
AC LINEARITY
Spurious-Free Dynamic Range to Nyquist
f
CLOCK
= 25 MSPS; f
OUT
= 1.00 MHz
0 dBFS Output
T
A
= +25°C
T
MIN
to T
MAX
–6 dBFS Output
–12 dBFS Output
–18 dBFS Output
f
CLOCK
= 50 MSPS; f
OUT
= 1.00 MHz
f
CLOCK
= 50 MSPS; f
OUT
= 2.51 MHz
f
CLOCK
= 50 MSPS; f
OUT
= 5.02 MHz
f
CLOCK
= 50 MSPS; f
OUT
= 20.2 MHz
Spurious-Free Dynamic Range within a Window
f
CLOCK
= 25 MSPS; f
OUT
= 1.00 MHz; 2 MHz Span
T
A
= +25°C
T
MIN
to T
MAX
f
CLOCK
= 50 MSPS; f
OUT
= 5.02 MHz; 2 MHz Span
f
CLOCK
= 100 MSPS; f
OUT
= 5.04 MHz; 4 MHz Span
Total Harmonic Distortion
f
CLOCK
= 25 MSPS; f
OUT
= 1.00 MHz
T
A
= +25°C
T
MIN
to T
MAX
f
CLOCK
= 50 MHz; f
OUT
= 2.00 MHz
f
CLOCK
= 100 MHz; f
OUT
= 2.00 MHz
Multitone Power Ratio (Eight Tones at 110 kHz Spacing)
f
CLOCK
= 20 MSPS; f
OUT
= 2.00 MHz to 2.99 MHz
0 dBFS Output
–6 dBFS Output
–12 dBFS Output
–18 dBFS Output
NOTES
1
Measured single-ended into 50
Ω
load.
Specifications subject to change without notice.
(T
MIN
to T
MAX
, AVDD = +5 V, DVDD = +5 V, I
OUTFS
= 20 mA, Differential Transformer Coupled Output,
50 Doubly Terminated, unless otherwise noted)
Min
125
35
1
5
2.5
2.5
50
30
Typ
Max
Units
MSPS
ns
ns
pV-s
ns
ns
pA/√Hz
pA/√Hz
75
73
82
85
77
70
80
77
70
58
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
78
76
89
84
84
dBc
dBc
dBc
dBc
–78
–75
–75
–74
–72
dBc
dBc
dBc
dBc
73
76
73
64
dBc
dBc
dBc
dBc
REV. B
–3–
AD [ ANALOG DEVICES ]
