AVDD, DRVDD = 3.3 V, T = 25°C, AIN
參數(shù)資料
型號: AD9481BSUZ-250
廠商: Analog Devices Inc
文件頁數(shù): 4/28頁
文件大?。?/td> 0K
描述: IC ADC 8BIT 250MSPS 3.3V 44-TQFP
標準包裝: 1
位數(shù): 8
采樣率(每秒): 250M
數(shù)據(jù)接口: 并聯(lián)
轉換器數(shù)目: 1
功率耗散(最大): 439mW
電壓電源: 單電源
工作溫度: -40°C ~ 85°C
安裝類型: 表面貼裝
封裝/外殼: 44-TQFP
供應商設備封裝: 44-TQFP(10x10)
包裝: 托盤
輸入數(shù)目和類型: 2 個單端,單極;2 個差分,單極
產(chǎn)品目錄頁面: 780 (CN2011-ZH PDF)
配用: AD9481-PCBZ-ND - BOARD EVAL 8BIT 250MSPS 44-TQFP
AD9481
Rev. 0 | Page 12 of 28
TYPICAL PERFORMANCE CHARACTERISTICS
AVDD, DRVDD = 3.3 V, T = 25°C, AIN differential drive, FS = 1, internal reference mode, unless otherwise noted.
0
–90
–80
–70
–60
–50
–40
–30
–20
–10
040
80
20
60
100
120
05045-004
(MHz)
(dB)
SNR = 45.8dB
H2 = –65.2dBc
H3 = –63.2dBc
SFDR = 63.2dBc
Figure 4. FFT: fS = 250 MSPS, AIN = 10.3 MHz @ 1 dBFS
0
–90
–80
–70
–60
–50
–40
–30
–20
–10
040
80
20
60
100
120
05045-005
(MHz)
(dB)
SNR = 45.8dB
H2 = –68.5dBc
H3 = –63.5dBc
SFDR = 63.8dBc
Figure 5. FFT: fS = 250 MSPS, AIN = 70 MHz @ 1 dBFS
0
–90
–80
–70
–60
–50
–40
–30
–20
–10
040
80
20
60
100
120
05045-006
(MHz)
(dB)
SNR = 45.9dB
H2 = –66.6dBc
H3 = –70.1dBc
SFDR = 65.9dBc
Figure 6. FFT: fS = 250 MSPS, AIN = 70 MHz @ 1 dBFS, Single-Ended Input
0
–90
–80
–70
–60
–50
–40
–30
–20
–10
040
80
20
60
100
120
05045-007
(MHz)
(dB)
SNR = 45.6dB
H2 = –72.9dBc
H3 = –65.2dBc
SFDR = 59.6dBc
Figure 7. FFT: fS = 250 MSPS, AIN = 170 MHz @ 1 dBFS
90
85
80
75
70
65
60
55
50
45
40
0
400
350
300
250
200
150
100
50
05045-008
AIN (MHz)
(dB)
H3
SFDR
SNR
SINAD
H2
Figure 8. Analog Input Frequency Sweep,
AIN = 1 dBFS, FS = 1 V, fS = 250 MSPS
90
85
80
75
70
65
60
55
50
45
40
0
400
350
300
250
200
150
100
50
05045-009
AIN (MHz)
(dB)
H3
SNR
SINAD
H2
SFDR
Figure 9. Analog Input Frequency Sweep,
AIN =1 dBFS, FS = 0.75 V, fS = 250 MSPS, External VREF Mode
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