AD8270 Analog Devices, AD8270 Datasheet - Page 6

• Manufacturer Part Number: AD8270
• Description: Precision Dual-Channel, Difference Amplifier
• Manufacturer: Analog Devices

AD8270
PIN CONFIGURATION AND FUNCTION DESCRIPTIONS
Table 6. Pin Function Descriptions
Pin No.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
−IN1A
−IN2A
+IN2A
+IN1A
REF1A
REF2A
REF2B
REF1B
+IN1B
+IN2B
−IN2B
−IN1B
−V
OUTB
OUTA
+V
Mnemonic
S
S
Description
10 kΩ Resistor Connected to Negative Terminal of Op Amp A.
10 kΩ Resistor Connected to Negative Terminal of Op Amp A.
10 kΩ Resistor Connected to Positive Terminal of Op Amp A.
10 kΩ Resistor Connected to Positive Terminal of Op Amp A.
20 kΩ Resistor Connected to Positive Terminal of Op Amp A. Most configurations use this pin as a reference
voltage input.
20 kΩ Resistor Connected to Positive Terminal of Op Amp A. Most configurations use this pin as a reference
voltage input.
20 kΩ Resistor Connected to Positive Terminal of Op Amp B. Most configurations use this pin as a reference
voltage input.
20 kΩ Resistor Connected to Positive Terminal of Op Amp B. Most configurations use this pin as a reference
voltage input.
10 kΩ Resistor Connected to Positive Terminal of Op Amp B.
10 kΩ Resistor Connected to Positive Terminal of Op Amp B.
10 kΩ Resistor Connected to Negative Terminal of Op Amp B.
10 kΩ Resistor Connected to Negative Terminal of Op Amp B.
Negative Supply.
Op Amp B Output.
Op Amp A Output.
Positive Supply.
+IN2A
+IN1A
–IN1A
–IN2A
Figure 3. Pin Configuration
1
2
3
4
Rev. 0 | Page 6 of 20
(Not to Scale)
AD8270
TOP VIEW
PIN 1
INDICATOR
12 –IN1B
11 –IN2B
10 +IN2B
9 +IN1B