+VS1 4
參數資料
型號: ADA4940-2ACPZ-RL
廠商: Analog Devices Inc
文件頁數: 3/33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: 2
輸出類型: 差分
轉換速率: 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
供應商設備封裝: 24-LFCSP-VQ(4x4)
包裝: 帶卷 (TR)
ADA4940-1/ADA4940-2
Data Sheet
Rev. C | Page 10 of 32
ADA4940-2
1
–IN1
2
+FB1
3
+VS1
4
+VS1
5
–FB2
6
+IN2
15 –VS2
16 –VS2
17 VOCM1
18 +OUT1
14 DISABLE2
13 –OUT2
7
–I
N2
8
+
F
B2
9
+V
S2
1
V
O
CM
2
12
+
OU
T2
10
+V
S2
21
–V
S1
22
–V
S1
23
F
B1
24
+
IN1
20
DI
S
ABL
E
1
19
–O
UT
1
08452-
102
NOTES
1. CONNECT THE EXPOSED PAD TO
–VS OR GROUND.
Figure 6. ADA4940-2 Pin Configuration (24-Lead LFCSP)
Table 13. ADA4940-2 Pin Function Descriptions (24-Lead LFCSP)
Pin No.
Mnemonic
Description
1
IN1
Negative Input Summing Node 1.
2
+FB1
Positive Output Feedback Pin 1.
3, 4
+VS1
Positive Supply Voltage 1.
5
FB2
Negative Output Feedback Pin 2.
6
+IN2
Positive Input Summing Node 2.
7
IN2
Negative Input Summing Node 2.
8
+FB2
Positive Output Feedback Pin 2.
9, 10
+VS2
Positive Supply Voltage 2.
11
VOCM2
Output Common-Mode Voltage 2.
12
+OUT2
Positive Output 2.
13
OUT2
Negative Output 2.
14
DISABLE2
Disable Pin 2.
15, 16
VS2
Negative Supply Voltage 2.
17
VOCM1
Output Common-Mode Voltage 1.
18
+OUT1
Positive Output 1.
19
OUT1
Negative Output 1.
20
DISABLE1
Disable Pin 1.
21, 22
VS1
Negative Supply Voltage 1.
23
FB1
Negative Output Feedback Pin 1.
24
+IN1
Positive Input Summing Node 1.
Exposed paddle (EPAD)
Connect the exposed pad to VS or ground.
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