參數(shù)資料
型號: ADA4940-2ACPZ-RL
廠商: Analog Devices Inc
文件頁數(shù): 2/33頁
文件大?。?/td> 0K
描述: IC DIFF ADC DVR 18BIT LN 24LFCSP
標準包裝: 5,000
放大器類型: 差分
電路數(shù): 2
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 ~ 7 V
工作溫度: -40°C ~ 125°C
安裝類型: 表面貼裝
封裝/外殼: 24-VFQFN 裸露焊盤,CSP
供應商設(shè)備封裝: 24-LFCSP-VQ(4x4)
包裝: 帶卷 (TR)
Data Sheet
ADA4940-1/ADA4940-2
Rev. C | Page 9 of 32
PIN CONFIGURATIONS AND FUNCTION DESCRIPTIONS
1
–FB
2
+IN
3
–IN
4
+FB
11 –OUT
12 DISABLE
10 +OUT
9VOCM
5
+
V
S
6
+
V
S
7
+
V
S
8
+
V
S
1
5
V
S
1
6
V
S
1
4
V
S
1
3
V
S
ADA4940-1
08
452-
1
01
NOTES
1. CONNECT THE EXPOSED PAD TO
–VS OR GROUND.
Figure 4. ADA4940-1 Pin Configuration (16-Lead LFCSP)
08452
-0
03
–IN
1
VOCM 2
+VS 3
+OUT
4
+IN
8
DISABLE
7
–VS
6
–OUT
5
ADA4940-1
Figure 5.ADA4940-1 Pin Configuration (SOIC)
Table 11. ADA4940-1 Pin Function Descriptions (16-Lead
LFCSP)
Pin No.
Mnemonic
Description
1
FB
Negative Output for Feedback
Component Connection.
2
+IN
Positive Input Summing Node.
3
IN
Negative Input Summing Node.
4
+FB
Positive Output for Feedback
Component Connection.
5 to 8
+VS
Positive Supply Voltage.
9
VOCM
Output Common-Mode Voltage.
10
+OUT
Positive Output for Load
Connection.
11
OUT
Negative Output for Load
Connection.
12
DISABLE
Disable Pin.
13 to 16
VS
Negative Supply Voltage.
Exposed
paddle (EPAD)
Connect the exposed pad to VS or
ground.
Table 12. ADA4940-1 Pin Function Descriptions (8-Lead
SOIC)
Pin No.
Mnemonic
Description
1
IN
Negative Input Summing Node.
2
VOCM
Output Common-Mode Voltage.
3
+VS
Positive Supply Voltage.
4
+OUT
Positive Output for Load
Connection.
5
OUT
Negative Output for Load
Connection.
6
VS
Negative Supply Voltage.
7
DISABLE
Disable Pin.
8
+IN
Positive Input Summing Node.
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