參數(shù)資料
型號(hào)： AD9764-EB
廠商： Analog Devices, Inc.
英文描述： 14-Bit, 125 MSPS TxDAC D/A Converter
中文描述： 14位，125 MSPS的TxDAC系列D / A轉(zhuǎn)換
文件頁(yè)數(shù)： 3/22頁(yè)
文件大小： 307K
代理商： AD9764-EB
REV. B
–3–
AD9764
DYNAMIC SPECIFICATIONS
Parameter
Min
Typ
Max
Units
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)
125
MSPS
ns
ns
pV-s
ns
ns
pA/
√
Hz
pA/
√
Hz
35
1
5
2.5
2.5
50
30
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
75
73
82
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
85
77
70
80
77
70
58
78
76
89
dBc
dBc
dBc
dBc
84
84
–78
–74
–72
dBc
dBc
dBc
dBc
–75
–75
73
76
73
64
dBc
dBc
dBc
dBc
NOTES
1
Measured single-ended into 50
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
V
Doubly Terminated, unless otherwise noted)
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