参数资料
型号: AD9148BBPZRL
厂商: Analog Devices Inc
文件页数: 7/72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
Data Sheet
AD9148
Rev. B | Page 15 of 72
TYPICAL PERFORMANCE CHARACTERISTICS
–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)
fDATA = 200MSPS, SECOND HARMONIC
fDATA = 200MSPS, THIRD HARMONIC
fDATA = 310MSPS, SECOND HARMONIC
fDATA = 310MSPS, THIRD HARMONIC
08910-
006
Figure 6. Harmonic Level vs. fOUT over fDATA, 2× Interpolation,
Digital Scale = 0 dBFS, Full-Scale Current = 20 mA
–90
–85
–80
–75
–70
–65
–60
–55
–50
–45
–40
–35
–30
fOUT (MHz)
HARM
O
NI
C
L
E
V
E
L
(
d
Bc)
fDATA = 150MSPS, SECOND HARMONIC
fDATA = 150MSPS, THIRD HARMONIC
fDATA = 250MSPS, SECOND HARMONIC
fDATA = 250MSPS, THIRD HARMONIC
0
50
100
150
200
250
300
350
400
450
500
08910-
007
Figure 7. Harmonic Level vs. fOUT over fDATA, 4× Interpolation,
Digital Scale = 0 dBFS, Full-Scale Current = 20 mA
0
50
100
150
200
250
300
350
400
450
500
–90
–85
–80
–75
–70
–65
–60
–55
–50
–45
–40
–35
–30
fOUT (MHz)
HARM
O
NI
C
L
E
V
E
L
(
d
Bc)
fDATA = 125MSPS, SECOND HARMONIC
fDATA = 125MSPS, THIRD HARMONIC
08910-
008
Figure 8. Harmonic Level vs. fOUT, 8× Interpolation over fDATA = 125 MSPS,
Digital Scale = 0 dBFS, Full-Scale Current = 20 mA
–90
–85
–80
–75
–70
–65
–60
–55
–50
–45
–40
–35
–30
0
50
100
150
200
250
300
SPU
R
L
EVE
L
(
d
Bc)
fOUT (MHz)
fDATA = 200MSPS, fDATA + fOUT
fDATA = 310MSPS, fDATA + fOUT
08910-
009
Figure 9. Highest Digital Spur vs. fOUT over fDATA, 2× Interpolation,
Digital Scale = 0 dBFS, Full-Scale Current = 20 mA
–90
–85
–80
–75
–70
–65
–60
–55
–50
–45
–40
–35
–30
fOUT (MHz)
SPU
R
L
EVE
L
(
d
Bc)
fDATA = 150MSPS, fDATA + fOUT
fDATA = 250MSPS, 2fDATA fOUT
0
50
100
150
200
250
300
350
400
450
500
08910-
010
Figure 10. Highest Digital Spur vs. fOUT over fDATA, 4× Interpolation,
Digital Scale = 0 dBFS, Full-Scale Current = 20 mA
–90
–85
–80
–75
–70
–65
–60
–55
–50
–45
–40
–35
–30
fOUT (MHz)
SPU
R
L
EVE
L
(
d
Bc)
fDATA = 125MSPS, fDATA + fOUT
0
50
100
150
200
250
300
350
400
450
500
08910-
011
Figure 11. Highest Digital Spur vs. fOUT, 8× Interpolation, fDATA = 125 MSPS,
Digital Scale = 0 dBFS, Full-Scale Current = 20 mA
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