參數(shù)資料
型號(hào): ADA4940-1ARZ
廠商: Analog Devices Inc
文件頁(yè)數(shù): 7/33頁(yè)
文件大?。?/td> 0K
描述: IC DIFF ADC DVR 18BIT LN 8SOIC
標(biāo)準(zhǔn)包裝: 98
放大器類型: 差分
電路數(shù): 1
輸出類型: 差分
轉(zhuǎn)換速率: 95 V/µs
-3db帶寬: 260MHz
電流 - 輸入偏壓: 1.1µA
電壓 - 輸入偏移: 60µV
電流 - 電源: 1.25mA
電流 - 輸出 / 通道: 46mA
電壓 - 電源,單路/雙路(±): 3 V ~ 6 V
工作溫度: -40°C ~ 125°C
安裝類型: 表面貼裝
封裝/外殼: 8-SOIC(0.154",3.90mm 寬)
供應(yīng)商設(shè)備封裝: 8-SO
包裝: 管件
ADA4940-1/ADA4940-2
Data Sheet
Rev. C | Page 14 of 32
–20
–130
0.01
0.1
110
HARM
O
NI
C
DI
S
T
O
RT
IO
N
(d
Bc)
FREQUENCY (MHz)
–120
–110
–100
–90
–80
–70
–60
–50
–40
–30
VOUT, dm = 2V p-p
HD3, G = 2
HD3, G = 1
HD2, G = 1
084
52-
023
HD2, G = 2
Figure 25. Harmonic Distortion vs. Frequency for Various Gains (LFCSP)
–20
–130
0.01
0.1
110
HARM
O
NI
C
DI
S
T
O
RT
IO
N
(d
Bc)
FREQUENCY (MHz)
–120
–110
–100
–90
–80
–70
–60
–50
–40
–30
VOUT, dm = 2V p-p
HD3, RL = 200
HD3, RL = 1k
HD2, RL = 1k
HD2, RL = 200
084
52-
020
Figure 26. Harmonic Distortion vs. Frequency for Various Loads (LFCSP)
–20
–130
–120
–110
–100
–90
–80
–70
–60
–50
–40
–30
08
45
2
-02
4
0.01
0.1
1
10
HARM
O
NI
C
DI
S
T
O
RT
IO
N
(
d
Bc)
FREQUENCY (MHz)
VOUT, dm = 2V p-p
HD2, VS = ±1.5V
HD3, VS = ±3.5V
HD3, VS = ±2.5V
HD2, VS = ±2.5V
HD3, VS = ±1.5V
HD2, VS = ±3.5V
Figure 27. Harmonic Distortion vs. Frequency for Various Supplies (LFCSP)
–20
–130
0.01
0.1
110
HARM
O
NI
C
DI
S
T
O
RT
IO
N
(d
Bc)
FREQUENCY (MHz)
–120
–110
–100
–90
–80
–70
–60
–50
–40
–30
084
52-
200
HD2, G = 1
HD3, G = 1
HD2, G = 2
HD3, G = 2
VOUT, dm = 2V p-p
Figure 28. Harmonic Distortion vs. Frequency vs. Gain (SOIC)
–20
–130
0.01
0.1
110
HARM
O
NI
C
DI
S
T
O
RT
IO
N
(
d
Bc)
FREQUENCY (MHz)
–120
–110
–100
–90
–80
–70
–60
–50
–40
–30
084
52-
201
HD2, RL = 1k
HD3, RL = 1k
HD2, RL = 200
HD3, RL = 200
VOUT, dm = 2V p-p
Figure 29. Harmonic Distortion vs. Frequency for Various Loads (SOIC)
–20
–130
0.01
0.1
110
HARM
O
NI
C
DI
S
T
O
RT
IO
N
(
d
Bc)
FREQUENCY (MHz)
–120
–110
–100
–90
–80
–70
–60
–50
–40
–30
084
52-
202
HD2, ±2.5V
HD3, ±2.5V
HD2, ±1.5V
HD3, ±1.5V
VOUT, dm = 2V p-p
Figure 30. Harmonic Distortion vs. Frequency for Various Supplies (SOIC)
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