參數(shù)資料
型號: AD9786
廠商: Analog Devices, Inc.
英文描述: 16-Bit, 200 MSPS/500 MSPS TxDAC+ with 2】/4】/8】 Interpolation and Signal Processing
中文描述: 16位,200 MSPS/500 MSPS的TxDAC系列2】/ 4】/ 8】插值與信號處理
文件頁數(shù): 5/60頁
文件大?。?/td> 1497K
代理商: AD9786
AD9786
DYNAMIC SPECIFICATIONS
T
MIN
to T
MAX
, AVDD1, AVDD2 = 3.3 V, ACVDD, ADVDD, CLKVDD, DVDD, DRVDD = 2.5 V, I
OUTFS
= 20 mA, differential transformer
coupled output, 50 doubly terminated, unless otherwise noted.
Table 2.
Parameter
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% of Full Scale)
2
Output Fall Time (90% to 10% of Full Scale)
2
AC LINEARITY-BASEBAND MODE
Spurious-Free Dynamic Range (SFDR) to Nyquist (f
OUT
= 0 dBFS)
f
DATA
= 100 MSPS; f
OUT
= 5 MHz, 4×, 2× interpolation
f
DATA
= 200 MSPS; f
OUT
= 10 MHz
f
DATA
= 200 MSPS; f
OUT
= 25 MHz
f
DATA
= 200 MSPS; f
OUT
= 50 MHz
Two-Tone Intermodulation (IMD) to Nyquist (f
OUT1
= f
OUT2
= –6 dBFS)
f
DATA
= 200 MSPS; f
OUT1
= 5 MHz; f
OUT2
= 6 MHz
f
DATA
= 200 MSPS; f
OUT1
= 15 MHz; f
OUT2
= 16 MHz
f
DATA
= 200 MSPS; f
OUT1
= 25 MHz; f
OUT2
= 26 MHz
f
DATA
= 200 MSPS; f
OUT1
= 45 MHz; f
OUT2
= 46 MHz
f
DATA
= 200 MSPS; f
OUT1
= 65 MHz; f
OUT2
= 66 MHz
f
DATA
= 200 MSPS; f
OUT1
= 85 MHz; f
OUT2
= 86 MHz
Noise Power Spectral Density (NPSD)
f
DATA
= 156 MSPS; f
OUT
= 10 MHz; 0 dBFS, 8 tones, separation = 500 kHz
f
DATA
= 156 MSPS; f
OUT
= 50 MHz; 0 dBFS, 8 tones, separation = 500 kHz
Adjacent Channel Power Ratio (ACLR)
WCDMA ACLR with 3.84 MHz BW, single carrier
IF = 21 MHz, f
DATA
= 122.88 MSPS, 4× interpolation
IF = 224.76 MHz, f
DATA
= 122.88 MSPS, 4× interpolation, high-pass interpolation filter mode
Rev. 0 | Page 5 of 60
Min
500
Typ
93
85
78
78
85
85
84
80
78
75
164
161
80
72
Max
Unit
MSPS
ns
ns
ns
ns
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBm/Hz
dBm/Hz
dB
dB
1
Propagation delay is delay from CLK input to DAC update.
2
Measured doubly terminated into 50 load.
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