參數(shù)資料
型號： ADA4940-1ARZ
廠商： Analog Devices Inc
文件頁數(shù)： 28/33頁
文件大?。?/td> 0K
描述： IC DIFF ADC DVR 18BIT LN 8SOIC
標準包裝： 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）
供應商設(shè)備封裝： 8-SO
包裝： 管件
Data Sheet
ADA4940-1/ADA4940-2
Rev. C | Page 3 of 32
REVISION HISTORY
9/13—Rev. B to Rev. C
Updated Outline Dimensions........................................................30
Changes to Ordering Guide...........................................................31
3/12—Rev. A to Rev. B
Reorganized Layout ...........................................................Universal
Added ADA4940-1 8-Lead SOIC Package .....................Universal
Changes to Features Section, Table 1, and Figure 1; Replaced
Figure 2 ...............................................................................................1
Changed VS = ±2 V(or +5 V) Section to VS = +5 V
Section ................................................................................................3
Changes to VS = +5 V Section and Table 3 ....................................3
Changes to Table 4 and Table 5 .......................................................4
Changes to VS = 3 V Section and Table 6.......................................5
Changes to Table 7 and Table 8 .......................................................6
Added Figure 5 and Table 12, Renumbered Sequentially............9
Changes to Figure 7, Figure 8, and Figure 9 ................................10
Added Figure 15 and Figure 18; Changes to Figure 13,
Figure 14, and Figure 16.................................................................11
Changes to Figure 19 and Figure 20 .............................................12
Changes to Figure 25, Figure 26, and Figure 27; Added
Figure 28, Figure 29, and Figure 30 ..............................................13
Changes to Figure 31, Figure 32, Figure 33, Figure 34, Figure 35,
and Figure 36 ...................................................................................14
Changes to Figure 37, Figure38, Figure 39, and Figure 41 ........15
Changes to Figure 49, Figure 50, and Figure 51..........................17
Added Figure 55 and Figure 57 .....................................................18
Changes to Differential VOS, Differential CMRR, and VOCM
CMRR Section .................................................................................20
Changes to Calculating the Input Impedance of an Application
Circuit Section.................................................................................23
Changes to Figure 71 ......................................................................25
Changes to Driving a High Precision ADC Section
and Figure 73 ...................................................................................26
Changed ADA4940-1 Example Section to ADA4940-1 LFCSP
Example Section..............................................................................27
Changes to Ordering Guide...........................................................29
12/11—Rev. 0 to Rev. A
Changes to Features Section, General Description
Section, Table 1..................................................................................1
Replaced Figure 1 and Figure 2.......................................................1
Changes to VS = ±2.5 V (or +5 V) Section and Table 3 ...............3
Changes to Table 6 ............................................................................5
Replaced Figure 7, Figure 8, Figure 9, and Figure 10 ...................9
Replaced Figure 14, Figure 15, and Figure 17 .............................10
Replaced Figure 24 and Figure 27.................................................12
Changes to Figure 37 ......................................................................14
Replaced Figure 43 and Figure 46.................................................15
Replaced Figure 53..........................................................................18
Changes to Estimating the Output Noise Voltage Section, Table
14, Table 15, and Calculating the Input Impedance of an
Application Circuit Section ...........................................................21
Changes to Input Common-Mode Voltage Range Section .......22
Changes to Driving a High Precision ADC Section and
Figure 65...........................................................................................24
10/11—Revision 0: Initial Version
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