参数资料
型号: AD9148BBPZRL
厂商: Analog Devices Inc
文件页数: 8/72页
文件大小: 0K
描述: IC DAC 16BIT SPI/SRL 196BGA
标准包装: 1,500
系列: TxDAC+®
设置时间: 20ns
位数: 16
数据接口: 串行,SPI?
转换器数目: 4
电压电源: 单电源
功率耗散(最大): 2.67W
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 196-LFBGA 裸露焊盘
供应商设备封装: 196-BGA
包装: 带卷 (TR)
输出数目和类型: 4 电流,单极
采样率(每秒): 1G
AD9148
Data Sheet
Rev. B | Page 16 of 72
–90
–85
–80
–75
–70
–65
–60
–55
–50
–45
–40
–35
–30
0
50
100
150
200
250
300
fOUT (MHz)
HARM
O
NI
C
L
E
V
E
L
(
d
Bc)
0dBFS, SECOND HARMONIC
–6dBFS, SECOND HARMONIC
–12dBFS, SECOND HARMONIC
–18dBFS, SECOND HARMONIC
08910-
012
Figure 12. Second Harmonic vs. fOUT over Digital Scale,
Full-Scale Current = 20 mA, 4× Interpolation, fDATA = 150 MSPS
–90
–85
–80
–75
–70
–65
–60
–55
–50
–45
–40
–35
–30
0
50
100
150
200
250
300
fOUT (MHz)
HARM
O
NI
C
L
E
V
E
L
(
d
Bc)
10mA, SECOND HARMONIC
20mA, SECOND HARMONIC
30mA, SECOND HARMONIC
10mA, THIRD HARMONIC
20mA, THIRD HARMONIC
30mA, THIRD HARMONIC
08910-
013
Figure 13. Second Harmonic vs. fOUT over Full-Scale Current,
Digital Scale = 0 dBFS, 4× Interpolation, fDATA = 150 MSPS
–90
–80
–70
–60
–50
–40
–30
–20
–10
0
100
200
300
400
500
600
PO
W
ER
L
EVE
L
(
d
Bm)
FREQUENCY (MHz)
08910-
014
Figure 14. 4× Interpolation, fDATA = 150 MSPS, fOUT = 131 MHz
–90
–85
–80
–75
–70
–65
–60
–55
–50
–45
–40
–35
–30
0
50
100
150
200
250
300
fOUT (MHz)
HARM
O
NI
C
L
E
V
E
L
(
d
Bc)
0dBFS, THIRD HARMONIC
–6dBFS, THIRD HARMONIC
–12dBFS, THIRD HARMONIC
–18dBFS, THIRD HARMONIC
08910-
015
Figure 15. Third Harmonic vs. fOUT over Digital Scale,
Full-Scale Current = 20 mA, 4× Interpolation, fDATA = 150 MSPS
–90
–80
–70
–60
–50
–40
–30
–20
–10
0
100
200
300
400
500
600
PO
W
ER
L
EVE
L
(
d
Bm)
FREQUENCY (MHz)
08910-
016
Figure 16. 2× Interpolation, fDATA = 310 MSPS, fOUT = 131 MHz
–90
–80
–70
–60
–50
–40
–30
–20
–10
0
100
200
300
400
500
600
700
800
900
1000
PO
W
ER
L
EVE
L
(
d
Bm)
FREQUENCY (MHz)
08910-
017
Figure 17. 8× Interpolation, fDATA = 125 MSPS, fOUT = 131 MHz
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