參數(shù)資料
型號(hào): AD9484BCPZRL7-500
廠商: Analog Devices Inc
文件頁(yè)數(shù): 3/24頁(yè)
文件大?。?/td> 0K
描述: IC ADC 8BIT 500MSPS 56LFCSP
標(biāo)準(zhǔn)包裝: 750
位數(shù): 8
采樣率(每秒): 500M
數(shù)據(jù)接口: 串行,SPI?
轉(zhuǎn)換器數(shù)目: 1
功率耗散(最大): 720mW
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: 56-VFQFN 裸露焊盤,CSP
供應(yīng)商設(shè)備封裝: 56-LFCSP-VQ(8x8)
包裝: 帶卷 (TR)
輸入數(shù)目和類型: 1 個(gè)差分,雙極
AD9484
Rev. A | Page 11 of 24
40
45
50
55
60
65
70
75
80
85
50
100
150
200
250
300
350
400
450
500
550
SN
R
/SF
D
R
(
d
B
)
SAMPLE RATE (MSPS)
SFDR (dBc), 30.3MHz
SFDR (dBc), 100.3MHz
SNR (dBFS), 30.3MHz
SNR (dBFS), 100.3MHz
09615-
1
12
Figure 10. SNR/SFDR vs. Sample Rate; 30.3 MHz, 100.3 MHz
40
30
10
20
0
50
60
70
80
90
100
–50
–45
–40
–35
–30
–25
–20
–15
–10
–5
0
S
N
R/
S
F
DR
(
d
B)
AMPLITUDE (dB)
0
961
5-
2
1
SFDR (dBFS)
SNR (dBFS)
SFDR (dBc)
SNR (dB)
Figure 11. SNR/SFDR vs. Input Amplitude; 500 MSPS,140.3 MHz
–0.10
–0.08
–0.06
–0.04
–0.02
0
0.02
0.04
0.06
0.08
0.10
0
64
128
192
256
IN
L
(
L
S
B
)
OUTPUT CODE
09
61
5-
1
4
Figure 12. INL, 500 MSPS
–0.10
–0.08
–0.06
–0.04
–0.02
0
0.02
0.04
0.06
0.08
0.10
DN
L
(L
S
B
)
0
64
128
192
256
OUTPUT CODE
09
615-
1
15
Figure 13. DNL, 500 MSPS
0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
4.0
0.29 LSB rms
N – 3
N – 2
N – 1
N
N + 1
N + 2
N + 3
NU
M
B
E
R
O
F
HI
T
S
(
M
)
BINS
09615-
1
16
Figure 14. Grounded Input Histogram, 500 MSPS
–100
–80
–60
–40
–20
–10
–90
–70
–50
–30
0
20
40
60
80 100 120 140 160 180
AM
P
L
IT
UDE
(
d
BF
S
)
FREQUENCY (MHz)
500MSPS
119.5MHz AT –7.0dBFS
122.5MHz AT –7.0dBFS
200 220 240
SFDR: 77dBc
096
15-
2
15
Figure 15. 64k Point, Two-Tone FFT; 500 MSPS,
119.2 MHz, 122.5 MHz
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