参数资料
型号: AD9779ABSVZRL
厂商: Analog Devices Inc
文件页数: 11/56页
文件大小: 0K
描述: DAC 16BIT 1.0GSPS 100-TQFP
产品培训模块: Data Converter Fundamentals
DAC Architectures
设计资源: Interfacing ADL5370 to AD9779A Dual-Channel, 1 GSPS High Speed DAC (CN0016)
Interfacing ADL5371 to AD9779A Dual-Channel, 1 GSPS High Speed DAC (CN0017)
Interfacing ADL5372 to AD9779A Dual-Channel, 1 GSPS High Speed DAC (CN0018)
Interfacing ADL5373 to AD9779A Dual-Channel, 1 GSPS High Speed DAC (CN0019)
Interfacing ADL5374 to AD9779A Dual-Channel, 1 GSPS High Speed DAC (CN0020)
Interfacing ADL5375 to AD9779A Dual-Channel, 1 GSPS High Speed DAC (CN0021)
标准包装: 1,000
位数: 16
数据接口: 串行
转换器数目: 2
电压电源: 模拟和数字
功率耗散(最大): 300mW
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 100-TQFP 裸露焊盘
供应商设备封装: 100-TQFP-EP(14x14)
包装: 带卷 (TR)
输出数目和类型: 4 电流,单极
采样率(每秒): 1G
AD9776A/AD9778A/AD9779A
Rev. B | Page 19 of 56
100
50
55
60
65
70
75
80
85
90
95
0
400
fOUT (MHz)
IM
D
(
d
Bc)
80
160
240
360
320
40
120
200
280
0dBFS
–3dBFS
–6dBFS
06
45
2-
11
7
Figure 24. AD9779A IMD Performance vs. fOUT,
Digital Full-Scale Input Over Output Frequency,
4× Interpolation, fDATA = 200 MSPS
100
50
55
60
65
70
75
80
85
90
95
0
400
fOUT (MHz)
IM
D
(
d
Bc)
80
160
240
360
320
40
120
200
280
20mA
10mA
30mA
06
45
2-
11
8
Figure 25. AD9779A IMD Performance vs. fOUT,
Full-Scale Output Current Over Output Frequency,
4× Interpolation, fDATA = 200 MSPS
STOP 400.0MHz
SWEEP 1.203s (601 pts)
VBW 20kHz
START 1.0MHz
*RES BW 20kHz
REF 0dBm
*PEAK
log
10dB
LGAV
51
W1
S3
(f):
FTUN
SWP
S2
FC
AA
*ATTEN 20dB
EXT REF
DC-COUPLED
06
45
2-
02
3
Figure 26. AD9779A Single Tone,
4× Interpolation, fDATA = 100 MSPS, fOUT = 30 MHz
STOP 400.0MHz
SWEEP 1.203s (601 pts)
VBW 20kHz
START 1.0MHz
*RES BW 20kHz
REF 0dBm
*PEAK
Log
10dB
LGAV
51
W1
S3
(f):
FTUN
SWP
S2
FC
AA
*ATTEN 20dB
EXT REF
DC-COUPLED
06
45
2-
0
24
Figure 27. AD9779A Two-Tone Spectrum,
4× Interpolation, fDATA = 100 MSPS, fOUT = 30 MHz, 35 MHz
–142
–146
–150
–154
–158
–162
–166
–170
0
fOUT (MHz)
NS
D
(
d
Bm
/H
z)
20
40
60
80
0dBFS
–3dBFS
–6dBFS
06
45
2-
0
25
Figure 28. AD9779A Noise Spectral Density vs. fOUT,
Digital Full-Scale Over Output Frequency of Single-Tone Input,
2× Interpolation, fDATA = 200 MSPS
–150
–170
0
100
fOUT (MHz)
NS
D
(
d
B
m
/Hz
)
–154
–158
–162
–166
20
40
60
80
fDAC = 800MSPS
fDAC = 400MSPS
fDAC = 200MSPS
06
45
2-
0
26
Figure 29. AD9779A Noise Spectral Density vs. fOUT,
fDAC Over Output Frequency for Eight-Tone Input with 500 kHz Spacing,
fDATA = 200 MSPS
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