參數(shù)資料
型號： ADA4937-2YCPZ-R7
廠商： Analog Devices Inc
文件頁數(shù)： 4/29頁
文件大小： 0K
描述： IC ADC DRIVER DIFF DUAL 24LFCSP
標(biāo)準(zhǔn)包裝： 1
類型： ADC 驅(qū)動器
應(yīng)用： 數(shù)據(jù)采集
安裝類型： 表面貼裝
封裝/外殼： 24-VFQFN 裸露焊盤，CSP
供應(yīng)商設(shè)備封裝： 24-LFCSP-VQ（4x4）
包裝： 標(biāo)準(zhǔn)包裝
產(chǎn)品目錄頁面： 765 (CN2011-ZH PDF)
其它名稱： ADA4937-2YCPZ-R7DKR
Data Sheet
ADA4937-1/ADA4937-2
Rev. D | Page 11 of 28
3
–12
–9
–6
–3
0
1
10
100
1000
V
O
CM
C
LOS
E
D
-LOOP
GA
IN
(
dB
)
FREQUENCY (MHz)
VOCM = 1.0V
VOCM = 2.5V
VOCM = 3.9V
06591-
019
Figure 19. Small Signal Frequency Response
for Various VOCM
G
AI
N
(
d
B)
FREQUENCY (MHz)
06591-
020
–0.5
–0.4
–0.3
–0.2
–0.1
0
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0.8
0.9
1.0
1.1
1.2
1.3
1.4
1.5
1
10
100
1000
RL = 1k, ADA4937-1
RL = 100, ADA4937-1
RL = 1k, ADA4937-2
RL = 100, ADA4937-2
Figure 20. 0.1 dB Flatness Response for Various Loads
–55
–60
–65
–70
–75
–80
–85
–90
–95
–100
–105
–110
–115
1
10
100
D
IS
TOR
TION
(
dB
c
)
FREQUENCY (MHz)
HD2, VS = 5.0V
HD3, VS = 5.0V
HD2, VS = 3.3V
HD3, VS = 3.3V
06591-
021
Figure 21. Harmonic Distortion vs. Frequency and Supply Voltage
–50
–60
–70
–80
–90
–100
–110
–120
1
10
100
D
IS
TOR
TION
(
dB
c
)
FREQUENCY (MHz)
HD2, G = +1, RF = 200
HD3, G = +1, RF = 200
HD2, G = +2, RF = 402
HD3, G = +2, RF = 402
06591-
022
Figure 22. Harmonic Distortion vs. Frequency and Gain
–50
–60
–70
–80
–90
–100
–110
–120
1
10
100
D
IS
TOR
TION
(
dB
c
)
FREQUENCY (MHz)
HD2, RL = 1k
HD3, RL = 1k
HD2, RL = 200
HD3, RL = 200
06591-
023
Figure 23. Harmonic Distortion vs. Frequency and Load
–50
–60
–70
–80
–90
–100
–110
–130
–120
–1
7
6
5
4
3
2
1
0
D
IS
TOR
TION
(
dB
c
)
VOUT (V)
HD2, VS = 3.3V
HD3, VS = 3.3V
HD2, VS = 5.0V
HD3, VS = 5.0V
06591-
024
Figure 24. Harmonic Distortion vs. VOUT and Supply Voltage
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