ada4939-1 Analog Devices, Inc., ada4939-1 Datasheet - Page 8

• Manufacturer Part Number: ada4939-1
• Description: Ultralow Distortion Differential Adc Driver
• Manufacturer: Analog Devices, Inc.

ADA4939-1/ADA4939-2
PIN CONFIGURATIONS AND FUNCTION DESCRIPTIONS
Table 9. ADA4939-1 Pin Function Descriptions
Pin No.
1
2
3
4
5 to 8
9
10
11
12
13 to 16
Table 10. ADA4939-2 Pin Function Descriptions
Pin No.
1
2
3, 4
5
6
7
8
9, 10
11
12
13
14
15, 16
17
18
19
20
21, 22
23
24
Figure 5. ADA4939-1 Pin Configuration
–FB
+FB
+IN
–IN
1
2
3
4
Mnemonic
−FB
+IN
−IN
+FB
+V
V
+OUT
−OUT
PD
−V
Mnemonic
−IN1
+FB1
+V
−FB2
+IN2
−IN2
+FB2
+V
V
+OUT2
−OUT2
PD2
−V
V
+OUT1
−OUT1
PD1
−V
−FB1
+IN1
ADA4939-1
(Not to Scale)
OCM
OCM2
OCM1
TOP VIEW
S
S
S1
S2
S2
S1
PIN 1
INDICATOR
12 PD
11 –OUT
10 +OUT
9 V
OCM
Description
Negative Input Summing Node 1
Positive Output Feedback 1
Positive Supply Voltage 1
Negative Output Feedback 2
Positive Input Summing Node 2
Negative Input Summing Node 2
Positive Output Feedback 2
Positive Supply Voltage 2
Output Common-Mode Voltage 2
Positive Output 2
Negative Output 2
Power-Down Pin 2
Negative Supply Voltage 2
Output Common-Mode Voltage 1
Positive Output 1
Negative Output 1
Power-Down Pin 1
Negative Supply Voltage 1
Negative Output Feedback 1
Positive Input Summing Node 1
Description
Negative Output for Feedback Component Connection
Positive Input Summing Node
Negative Input Summing Node
Positive Output for Feedback Component Connection
Positive Supply Voltage
Output Common-Mode Voltage
Positive Output for Load Connection
Negative Output for Load Connection
Power-Down Pin
Negative Supply Voltage
Rev. 0 | Page 8 of 24
+FB1
–FB2
+V
+V
+IN2
–IN1
Figure 6. ADA4939-2 Pin Configuration
S1
S1
1
2
3
4
5
6
ADA4939-2
(Not to Scale)
TOP VIEW
PIN 1
INDICATOR
18
17
16
15
14
13
–V
+OUT1
V
–V
PD2
–OUT2
OCM1
S2
S2