Figure 21. SFDR vs. f
參數(shù)資料
型號: AD9762ARZRL
廠商: Analog Devices Inc
文件頁數(shù): 23/23頁
文件大?。?/td> 0K
描述: IC DAC 12BIT 125MSPS 28-SOIC
產(chǎn)品培訓模塊: Data Converter Fundamentals
DAC Architectures
標準包裝: 1,000
系列: TxDAC®
設置時間: 35ns
位數(shù): 12
數(shù)據(jù)接口: 并聯(lián)
轉換器數(shù)目: 1
電壓電源: 模擬和數(shù)字
功率耗散(最大): 160mW
工作溫度: -40°C ~ 85°C
安裝類型: 表面貼裝
封裝/外殼: 28-SOIC(0.295",7.50mm 寬)
供應商設備封裝: 28-SOIC W
包裝: 帶卷 (TR)
輸出數(shù)目和類型: 2 電流,單極;2 電流,雙極
采樣率(每秒): 125M
AD9762
–9–
REV. B
FREQUENCY – MHz
SFDR
dBc
90
80
50
0.1
100
110
60
70
5MSPS
25MSPS
50MSPS
100MSPS
125MSPS
Figure 21. SFDR vs. fOUT @ 0 dBFS
FREQUENCY – MHz
SFDR
dBc
85
50
05
25
10
15
20
80
75
70
60
55
65
0dBFS
–6dBFS
–12dBFS
Figure 24. SFDR vs. fOUT @ 50 MSPS
AOUT – dBFS
SFDR
dBc
90
50
–30
–25
0
–20
–15
–10
–5
80
60
70
455kHz
@ 5MSPS
2.27MHz
@ 25MSPS
4.55MHz
@ 50MSPS
9.1MHz
@ 100MSPS
11.37MHz
@ 125MSPS
40
Figure 27. Single-Tone SFDR vs. AOUT
@ fOUT = fCLOCK/11
Typical AC Characterization Curves @ +3 V Supplies
(AVDD = +3 V, DVDD = +3 V, IOUTFS = 20 mA, 50
Doubly Terminated Load, Differential Output, TA = +25 C, SFDR up to Nyquist, unless otherwise noted)
FREQUENCY – MHz
SFDR
dBc
85
50
0.00
2.50
0.50
1.00
1.50
2.00
80
75
70
60
55
65
0dBFS
–6dBFS
–12dBFS
Figure 22. SFDR vs. fOUT @ 5 MSPS
FREQUENCY – MHz
SFDR
dBc
85
50
010
50
20
30
40
80
75
70
60
55
65
0dBFS
–6dBFS
–12dBFS
Figure 25. SFDR vs. fOUT @ 100 MSPS
AOUT – dBFS
SFDR
dBc
90
50
–30
–25
0
–20
–15
–10
–5
80
60
70
1MHz
@ 5MSPS
5.0MHz
@ 25MSPS
10MHz
@ 50MSPS
20MHz
@ 100MSPS
25MHz
@ 125MSPS
40
Figure 28. Single-Tone SFDR vs.
AOUT @ fOUT = fCLOCK/5
FREQUENCY – MHz
SFDR
dBc
85
50
02
12
46
8
10
80
75
70
60
55
65
0dBFS
–6dBFS
–12dBFS
Figure 23. SFDR vs. fOUT @ 25 MSPS
FREQUENCY – MHz
SFDR
dBc
85
50
010
60
20
30
40
50
80
75
70
60
55
65
0dBFS
–6dBFS
–12dBFS
Figure 26. SFDR vs. fOUT @ 125 MSPS
AOUT – dBFS
SFDR
dBc
80
40
–30
–25
0
–20
–15
–10
–5
70
50
60
0.675/0.725MHz
@ 5MSPS
3.38/3.63MHz
@ 25MSPS
6.75/7.25MHz
@ 50MSPS
13.5/14.5MHz
@ 100MSPS
16.9/18.1MHz
@ 125MSPS
90
Figure 29. Dual-Tone SFDR vs. AOUT
@ fOUT = fCLOCK/7
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