参数资料
型号: ADA4939-2YCP-EBZ
厂商: Analog Devices Inc
文件页数: 23/24页
文件大小: 0K
描述: BOARD EVAL FOR ADA4939-2YCP
标准包装: 1
每 IC 通道数: 2 - 双
放大器类型: 差分
板类型: 裸(未填充)
已供物品:
已用 IC / 零件: 24-LFCSP 封装
ADA4939-1/ADA4939-2
Rev. 0 | Page 8 of 24
PIN CONFIGURATIONS AND FUNCTION DESCRIPTIONS
1
–FB
2
+IN
3
–IN
4
+FB
11 –OUT
12 PD
10 +OUT
9VOCM
5
+
V
S
6
+
V
S
7
+
V
S
8
+
V
S
15
–V
S
16
–V
S
14
–V
S
13
–V
S
ADA4939-1
TOP VIEW
(Not to Scale)
PIN 1
INDICATOR
07
429
-00
5
Figure 5. ADA4939-1 Pin Configuration
PIN 1
INDICATOR
1
2
3
4
5
6
15
16
17
18
14
13
7
8
9
11
12
10
21
22
23
24
+
IN
1
20
19
TOP VIEW
(Not to Scale)
ADA4939-2
–IN1
+FB1
+VS1
–FB2
+IN2
–VS2
VOCM1
+OUT1
PD2
–OUT2
–I
N
2
+
F
B
2
+
V
S
2
V
O
C
M
2
+
O
U
T
2
+
V
S
2
–V
S
1
–V
S
1
–F
B
1
P
D
1
–O
U
T
1
0
742
9-
0
06
Figure 6. ADA4939-2 Pin Configuration
Table 9. ADA4939-1 Pin Function Descriptions
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
PD
Power-Down Pin
13 to 16
VS
Negative Supply Voltage
Table 10. ADA4939-2 Pin Function Descriptions
Pin No.
Mnemonic
Description
1
IN1
Negative Input Summing Node 1
2
+FB1
Positive Output Feedback 1
3, 4
+VS1
Positive Supply Voltage 1
5
FB2
Negative Output Feedback 2
6
+IN2
Positive Input Summing Node 2
7
IN2
Negative Input Summing Node 2
8
+FB2
Positive Output Feedback 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
PD2
Power-Down 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
PD1
Power-Down Pin 1
21, 22
VS1
Negative Supply Voltage 1
23
FB1
Negative Output Feedback 1
24
+IN1
Positive Input Summing Node 1
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