參數(shù)資料
型號： AD9772EB
廠商： Analog Devices, Inc.
英文描述： 14-Bit, 150 MSPS TxDAC⑩ with 2x Interpolation Filter
中文描述： 14位，150 MSPS的TxDAC系列⑩2倍插值濾波器
文件頁數(shù)： 3/30頁
文件大小： 340K
代理商： AD9772EB
REV. 0
–3–
AD9772
(T
MIN
to T
MAX
, AVDD = +3 V, CLKVDD = +3 V, DVDD = +3 V, PLLVDD = 0 V, I
OUTFS
= 20 mA,
Differential Transformer Coupled Output, 50
V
Doubly Terminated, unless otherwise noted)
DYNAMIC SPECIFICATIONS
Parameter
Min
Typ
Max
Units
DYNAMIC PERFORMANCE
Maximum DAC Output Update Rate (f
DAC
)
Output Settling Time (t
ST
) (to 0.025%)
Output Propagation Delay
1
(t
PD
)
Output Rise Time (10% to 90%)
2
Output Fall Time (10% to 90%)
2
Output Noise (I
OUTFS
= 20 mA)
400
MSPS
ns
ns
ns
ns
pA/
√
Hz
11
17
0.8
0.8
50
AC LINEARITY–BASEBAND MODE
Spurious-Free Dynamic Range (SFDR) to Nyquist (f
OUT
= 0 dBFS)
f
DATA
= 65 MSPS; f
OUT
= 1.01 MHz
f
DATA
= 65 MSPS; f
OUT
= 10.01 MHz
f
DATA
= 65 MSPS; f
OUT
= 26.01 MHz
f
DATA
= 150 MSPS; f
OUT
= 2.02 MHz
f
DATA
= 150 MSPS; f
OUT
= 20.02 MHz
f
DATA
= 150 MSPS; f
OUT
= 52.02 MHz
Two-Tone Intermodulation (IMD) to Nyquist (f
OUT1
= f
OUT2
= –6 dBFS)
f
DATA
= 65 MSPS; f
OUT1
= 5.01 MHz; f
OUT2
= 6.01 MHz
f
DATA
= 65 MSPS; f
OUT1
= 15.01 MHz; f
OUT2
= 17.51 MHz
f
DATA
= 65 MSPS; f
OUT1
= 24.1 MHz; f
OUT2
= 26.2 MHz
f
DATA
= 150 MSPS; f
OUT1
= 10.02 MHz; f
OUT2
= 12.02 MHz
f
DATA
= 150 MSPS; f
OUT1
= 30.02 MHz; f
OUT2
= 35.02 MHz
f
DATA
= 150 MSPS; f
OUT1
= 48.2 MHz; f
OUT2
= 52.4 MHz
Total Harmonic Distortion (THD)
f
DATA
= 50 MSPS; f
OUT
= 1.0 MHz; 0 dBFS
f
DATA
= 65 MSPS; f
OUT
= 10.01 MHz; 0 dBFS
Signal-to-Noise Ratio (SNR)
f
DATA
= 65 MSPS; f
OUT
= 16.26 MHz; 0 dBFS
f
DATA
= 100 MSPS; f
OUT
= 25.1 MHz; 0 dBFS
Adjacent Channel Power Ratio (ACPR)
WCDMA with 4.1 MHz BW, 5 MHz Channel Spacing
IF = 16 MHz, f
DATA
= 65.536 MSPS
IF = 32 MHz, f
DATA
= 131.072 MSPS
Four-Tone Intermodulation
15.6 MHz, 15.8 MHz, 16.2 MHz and 16.4 MHz at –12 dBFS
f
DATA
= 65 MSPS, Missing Center
82
79
74
82
81
73
dBc
dBc
dBc
dBc
dBc
dBc
82
72
66
80
78
71
dBc
dBc
dBc
dBc
dBc
dBc
–78
–77
dB
dB
74
69
dB
dB
78
68
dBc
dBc
88
dBFS
AC LINEARITY–IF MODE
Four-Tone Intermodulation at IF = 70 MHz
68.1 MHz, 69.3 MHz, 71.2 MHz and 72.0 MHz at –20 dBFS
f
DATA
= 52 MSPS, f
DAC
= 208 MHz
77
dBFS
NOTES
1
Propagation delay is delay from CLK input to DAC update.
2
Measured single-ended into 50
load.
Specifications subject to change without notice.
相關(guān)PDF資料
PDF描述
AD9772A 14-Bit, 160 MSPS TxDAC+ with 2x Interpolation Filter
AD9772AAST 14-Bit, 160 MSPS TxDAC+ with 2x Interpolation Filter
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AD9773AST 12-Bit, 160 MSPS 2】/4】/8】 Interpolating Dual TxDAC+ D/A Converter
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