參數(shù)資料
型號: AD9269BCPZRL7-20
廠商: Analog Devices Inc
文件頁數(shù): 5/40頁
文件大小: 0K
描述: IC ADC 16BIT 20MSPS DL 64LFCSP
標準包裝: 750
位數(shù): 16
采樣率(每秒): 20M
數(shù)據(jù)接口: 串行,SPI?
轉換器數(shù)目: 2
功率耗散(最大): 102mW
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: 64-VFQFN 裸露焊盤,CSP
供應商設備封裝: 64-LFCSP-VQ(9x9)
包裝: 帶卷 (TR)
輸入數(shù)目和類型: 4 個單端,單極;4 個單端,雙極;2 個差分,單極;2 個差分,雙極
AD9269
Rev. 0 | Page 13 of 40
TYPICAL PERFORMANCE CHARACTERISTICS
AD9269-80
AVDD = 1.8 V, DRVDD = 1.8 V, maximum sample rate, 2 V p-p differential input, 1.0 V internal reference, AIN = 1.0 dBFS, DCS disabled,
unless otherwise noted.
0
–140
–20
–40
–60
–80
–100
–120
0
5
10
15
20
25
30
35
40
AM
P
L
IT
UD
E
(
d
BF
S
)
FREQUENCY (MHz)
08
53
8-
0
33
80MSPS
9.7MHz @ –1dBFS
SNR = 76.8dB (77.8dBFS)
SFDR = 94.3dBc
Figure 6. AD9269-80 Single-Tone FFT with fIN = 9.7 MHz
0
–140
–20
–40
–60
–80
–100
–120
0
5
10
15
20
25
30
35
40
AM
P
L
IT
UD
E
(
d
BF
S
)
FREQUENCY (MHz)
08
53
8-
0
35
80MSPS
69MHz @ –1dBFS
SNR = 75.1dB (76.1dBFS)
SFDR = 89.5dBc
Figure 7. AD9269-80 Single-Tone FFT with fIN = 69 MHz
0
–15
–30
–45
–60
–90
–75
–105
–120
–135
4
8
12
16
20
24
28
32
36
FREQUENCY (MHz)
A
M
PL
IT
U
D
E
(
d
B
F
S)
08
53
8-
05
3
F2–F1
F1 + F2
2F1 – F2
2F2 + F1
2F1 + F2
2F2 – F1
80MSPS
28.3MHz @ –7dBFS
30.6MHz @ –7dBFS
SFDR = 89.5dBc (96.5dBFS)
Figure 8. AD9269-80 Two-Tone FFT with fIN1 = 28.3 MHz and fIN2 = 30.6 MHz
0
–140
–20
–40
–60
–80
–100
–120
0
5
10
15
20
25
30
35
40
AM
P
L
IT
UD
E
(
d
BF
S
)
FREQUENCY (MHz)
08
53
8-
0
34
80MSPS
30.6MHz @ –1dBFS
SNR = 76.5dB (77.5dBFS)
SFDR = 85.7dBc
Figure 9. AD9269-80 Single-Tone FFT with fIN = 30.6 MHz
0
–140
–20
–40
–60
–80
–100
–120
0
5
10
15
20
25
30
35
40
AM
P
L
IT
UD
E
(
d
BF
S
)
FREQUENCY (MHz)
08
53
8-
0
36
80MSPS
210MHz @ –1dBFS
SNR = 70dB (71dBFS)
SFDR = 79.7dBc
Figure 10. AD9269-80 Single-Tone FFT with fIN = 210 MHz
10
–30
–10
–50
–70
–90
–110
–130
–95
–65
–75
–85
–55
–45
–35
–25
–15
INPUT AMPLITUDE (dBFS)
S
F
DR/
IM
D
3
(
d
Bc/
d
BF
S
)
08
53
8-
0
5
4
SFDR (dBc)
SFDR (dBFS)
IMD3 (dBc)
IMD3 (dBFS)
Figure 11. Two-Tone SFDR/IMD3 vs. Input Amplitude (AIN)
with fIN1 = 28.3 MHz and fIN2 = 30.6 MHz
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