AVDD1 = 3.3 V, AVDD2 = 5.0 V, DRVDD = 3.3 V, rated sample rate, LVD" />
參數(shù)資料
型號： AD9445BSVZ-125
廠商： Analog Devices Inc
文件頁數(shù)： 8/40頁
文件大?。?/td> 0K
描述： IC ADC 14BIT 125MSPS 100-TQFP
設(shè)計資源： Using AD8376 to Drive Wide Bandwidth ADCs for High IF AC-Coupled Appls (CN0002)
Using AD8352 as an Ultralow Distortion Differential RF/IF Front End for High Speed ADCs (CN0046)
Using ADL5562 Differential Amplifier to Drive Wide Bandwidth ADCs for High IF AC-Coupled Appls (CN0110)
標(biāo)準(zhǔn)包裝： 1
位數(shù)： 14
采樣率（每秒）： 125M
數(shù)據(jù)接口： 并聯(lián)
轉(zhuǎn)換器數(shù)目： 1
功率耗散（最大）： 2.6W
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： 100-TQFP 裸露焊盤
供應(yīng)商設(shè)備封裝： 100-TQFP-EP（14x14）
包裝： 托盤
輸入數(shù)目和類型： 1 個差分，單極
AD9445
Rev. 0 | Page 16 of 40
TYPICAL PERFORMANCE CHARACTERISTICS
AVDD1 = 3.3 V, AVDD2 = 5.0 V, DRVDD = 3.3 V, rated sample rate, LVDS mode, DCS enabled, TA = 25°C, 2.0 V p-p differential
input, AIN = 1.0 dBFS, internal trimmed reference (nominal VREF = 1.0 V), unless otherwise noted.
0
–130
0
62.500
05489-012
FREQUENCY (MHz)
AMP
LITUDE
(dBFS
)
125MSPS
30.3MHz @ –1.0dBFS
SNR = 73.4dB
ENOB = 12.1BITS
SFDR = 94dBc
–10
–20
–30
–40
–50
–60
–70
–80
–90
–100
–110
–120
15.625
31.250
46.875
0
–130
0
62.500
05489-015
FREQUENCY (MHz)
AMP
LITUDE
(dBFS
)
125MSPS
225.3MHz @ –1.0dBFS
SNR = 72.9dB
ENOB = 12.1BITS
SFDR = 88dBc
–10
–20
–30
–40
–50
–60
–70
–80
–90
–100
–110
–120
15.625
31.250
46.875
Figure 12. AD9445-125 64k Point Single-Tone FFT/125 MSPS/30.3 MHz
Figure 15. AD9445-125 64k Point Single-Tone FFT/125 MSPS/225.3 MHz
0
–130
0
62.500
05489-013
FREQUENCY (MHz)
AMP
LITUDE
(dBFS
)
125MSPS
100.3MHz @ –1.0dBFS
SNR = 0dB
ENOB = 12.1BITS
SFDR = 96dBc
–10
–20
–30
–40
–50
–60
–70
–80
–90
–100
–110
–120
15.625
31.250
46.875
0
–130
0
62.500
05489-016
FREQUENCY (MHz)
AMP
LITUDE
(dBFS
)
125MSPS
300.3MHz @ –1.0dBFS
SNR = 72.0dB
ENOB = 11.8BITS
SFDR = 87dBc
–10
–20
–30
–40
–50
–60
–70
–80
–90
–100
–110
–120
15.625
31.250
46.875
Figure 13. AD9445-125 64k Point Single-Tone FFT/125 MSPS/100.3 MHz
Figure 16. AD9445-125 64k Point Single-Tone FFT/125 MSPS/300.3 MHz
0
–130
0
62.500
05489-014
FREQUENCY (MHz)
AMP
LITUDE
(dBFS
)
125MSPS
170.3MHz @ –1.0dBFS
SNR = 73.2dB
ENOB = 12.0BITS
SFDR = 91dBc
–10
–20
–30
–40
–50
–60
–70
–80
–90
–100
–110
–120
15.625
31.250
46.875
0
–130
0
62.500
05489-017
FREQUENCY (MHz)
AMP
LITUDE
(dBFS
)
125MSPS
450.3MHz @ –1.0dBFS
SNR = 70.5dB
ENOB = 11.6BITS
SFDR = 69dBc
–10
–20
–30
–40
–50
–60
–70
–80
–90
–100
–110
–120
15.625
31.250
46.875
Figure 14. AD9445-125 64k Point Single-Tone FFT/125 MSPS/170.3 MHz
Figure 17. AD9445-125 64k Point Single-Tone FFT/125 MSPS/450.3 MHz
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