參數(shù)資料
型號(hào): AD9644BCPZRL7-80
廠商: Analog Devices Inc
文件頁數(shù): 5/44頁
文件大小: 0K
描述: IC ADC 14BIT 80MSPS 3V 48LFCSP
標(biāo)準(zhǔn)包裝: 750
位數(shù): 14
采樣率(每秒): 80M
數(shù)據(jù)接口: 串行,SPI?
轉(zhuǎn)換器數(shù)目: 2
功率耗散(最大): 460mW
電壓電源: 模擬和數(shù)字
工作溫度: -40°C ~ 85°C
安裝類型: 表面貼裝
封裝/外殼: 48-VFQFN 裸露焊盤,CSP
供應(yīng)商設(shè)備封裝: 48-LFCSP-VQ(7x7)
包裝: 帶卷 (TR)
輸入數(shù)目和類型: 2 個(gè)差分,雙極
Data Sheet
AD9644
Rev. C | Page 13 of 44
TYPICAL PERFORMANCE CHARACTERISTICS
AVDD = 1.8 V, DRVDD = 1.8 V, DCS enabled, 1.75 V p-p differential input, VIN = 1.0 dBFS, and 32k sample,
TA = 25°C, unless otherwise noted.
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FREQUENCY (MHz)
80MSPS
10.1MHz @ –1dBFS
SNR = 73.0dB (74.0dBFS)
SFDR = 95dBc
THIRD HARMONIC
09180-
005
Figure 5. AD9644-80 Single-Tone FFT with fIN = 10.1 MHz
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FREQUENCY (MHz)
80MSPS
30.1MHz @ –1dBFS
SNR = 72.7dB (73.7dBFS)
SFDR = 94dBc
SECOND HARMONIC
THIRD HARMONIC
09180-
106
Figure 6. AD9644-80 Single-Tone FFT with fIN = 30.1 MHz
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30
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MPL
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FREQUENCY (MHz)
80MSPS
70.1MHz @ –1dBFS
SNR = 72.5dB (73.5dBFS)
SFDR = 94.0dBc
SECOND HARMONIC
THIRD HARMONIC
09180-
107
Figure 7. AD9644-80 Single-Tone FFT with fIN = 70.1 MHz
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MPL
IT
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FREQUENCY (MHz)
80MSPS
140.3MHz @ –1dBFS
SNR = 72.2dB (73.2dBFS)
SFDR = 94.0dBc
09180-
108
Figure 8. AD9644-80 Single-Tone FFT with fIN = 140.1 MHz
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–120
–140
0
10
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30
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MPL
IT
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FREQUENCY (MHz)
80MSPS
180.1MHz @ –1dBFS
SNR = 71.6dB (72.6dBFS)
SFDR = 93dBc
SECOND HARMONIC
09180-
109
Figure 9. AD9644-80 Single-Tone FFT with fIN = 180.1 MHz
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MPL
IT
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FREQUENCY (MHz)
80MSPS
220.1MHz @ –1dBFS
SNR = 71.1dB (72.1dBFS)
SFDR = 92dBc
SECOND HARMONIC
THIRD HARMONIC
09180-
110
Figure 10. AD9644-80 Single-Tone FFT with fIN = 220.1 MHz
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