參數(shù)資料
型號(hào): AD9649BCPZRL7-65
廠商: Analog Devices Inc
文件頁(yè)數(shù): 3/32頁(yè)
文件大小: 0K
描述: IC ADC 14BIT 65MSPS 32LFCSP
標(biāo)準(zhǔn)包裝: 1,500
位數(shù): 14
采樣率(每秒): 65M
數(shù)據(jù)接口: 串行,SPI?
轉(zhuǎn)換器數(shù)目: 1
功率耗散(最大): 87.5mW
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: 32-VFQFN 裸露焊盤,CSP
供應(yīng)商設(shè)備封裝: 32-LFCSP-VQ
包裝: 帶卷 (TR)
輸入數(shù)目和類型: 2 個(gè)單端,單極;1 個(gè)差分,單極
AD9649
Rev. 0 | Page 11 of
32
TYPICAL PERFORMANCE CHARACTERISTICS
AD9649-80
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, 50% duty cycle
clock, unless otherwise noted.
0
–15
–30
–45
–60
–75
–90
–105
–120
4
8
12
16
20
24
28
32
36
FREQUENCY (MHz)
AM
P
L
IT
UD
E
(
d
B
F
S
)
4
3
5
6
2
80MSPS
9.7MHz @ –1dBFS
SNR = 73.4dB (74.4dBFS)
SFDR = 94.4dBc
08
53
9-
03
3
Figure 4. AD9649-80 Single-Tone FFT with fIN = 9.7 MHz
0
–15
–30
–45
–60
–75
–90
–105
–120
4
2
3
5
6
8
12
16
20
24283236
FREQUENCY (MHz)
AM
P
L
IT
UD
E
(
d
B
F
S
)
80MSPS
70.3MHz @ –1dBFS
SNR = 72.1dB (73.1dBFS)
SFDR = 93.5dBc
08
53
9-
06
2
Figure 5. AD9649-80 Single-Tone FFT with fIN = 70.3 MHz
0
–15
–30
–45
–60
–75
–90
–105
–120
4
8
12
16
20
24
28
32
36
FREQUENCY (MHz)
A
M
PL
IT
U
D
E
(
d
B
F
S)
08
53
9-
20
0
80MSPS
30.5MHz @ –7dBFS
32.5MHz @ –7dBFS
SFDR = 89.5dBc (96.5dBFS)
F2–F1
F1 + F2
2F1 – F2
2F2 + F1
2F2 – F1
2F1 + F2
Figure 6. AD9649-80 Two-Tone FFT with fIN1 = 30.5 MHz and fIN2 = 32.5 MHz
0
–15
–30
–45
–60
–75
–90
–105
–120
4
8
12
16
20
24
28
32
36
FREQUENCY (MHz)
AM
P
L
IT
UD
E
(
d
B
F
S
)
4
3
5
6
2
80MSPS
30.5MHz @ –1dBFS
SNR = 73.2dB (74.2dBFS)
SFDR = 93.6dBc
08
53
9-
03
4
Figure 7. AD9649-80 Single-Tone FFT with fIN = 30.5 MHz
0
–15
–30
–45
–60
–75
–90
–105
–120
4
23
5
6
8
12
16
2024283236
FREQUENCY (MHz)
AM
P
L
IT
UD
E
(
d
B
F
S
)
80MSPS
200MHz @ –1dBFS
SNR = 70.5dB (71.5dBFS)
SFDR = 80.2dBc
08
53
9-
03
6
Figure 8. AD9649-80 Single-Tone FFT with fIN = 200 MHz
0
–20
–40
–60
–80
–100
–120
–90
–78
–66
–54
–42
–30
–18
–6
INPUT AMPLITUDE (dBFS)
S
F
DR/
IM
D
3
(
d
Bc/
d
BF
S
)
SFDR (dBc)
SFDR (dBFS)
IMD3 (dBc)
IMD3 (dBFS)
08
53
9-
0
54
Figure 9. AD9649-80 Two-Tone SFDR/IMD3 vs. Input Amplitude (AIN)
with fIN1 = 30.5 MHz and fIN2 = 32.5 MHz
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