Datasheet ADA4932-1/ADA4932-2 (Analog Devices) - 8

ADA4932-1/ADA4932-2 Data Sheet PIN CONFIGURATIONS AND FUNCTION DESCRIPTIONS 1 1 T 1 1 1 B S S 1 U NI F V V D + – – – P O– S S S S 4 3 2 1 0 2 2 2 2 9 2 1 –V –V –V –V 61 51 41 31 –IN1 1 18 +OUT1 +FB1 2 17 VOCM1 –FB 1 12 PD +V 3 ADA4932-2 16 S1 –VS2 +IN 2 11 –OUT ADA4932-1 +V 4 TOP VIEW 15 S1 –VS2 (Not to Scale) –IN 3 TOP VIEW 10 +OUT –FB2 5 14 PD2 (Not to Scale) +FB 4 9 V +IN2 6 13 –OUT2 OCM 7 8 9 0 11 2 5 6 7 8 1 1 2 2 2 2 2 2 S S S S N B S S I V V M T C +V +V +V +V F U – + + + OV O
05
NOTES +
0 6
NOTES
2-
1. SOLDER EXPOSED PADDLE ON BACK OF PACKAGE
-00
1. SOLDER EXPOSED PADDLE ON BACK OF PACKAGE
2 775
TO GROUND PLANE OR TO A POWER PLANE.
0 75
TO GROUND PLANE OR TO A POWER PLANE.
07 Figure 4. ADA4932-1 Pin Configuration Figure 5. ADA4932-2 Pin Configuration
Table 9. ADA4932-1 Pi n 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. 17 Exposed Paddle (EPAD) Solder the exposed paddle on the back of the package to a ground plane or to a power plane.
Table 10. ADA4932-2 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. 25 Exposed Paddle (EPAD) Solder the exposed paddle on the back of the package to a ground plane or to a power plane. Rev. E | Page 8 of 27 Document Outline FEATURES APPLICATIONS GENERAL DESCRIPTION FUNCTIONAL BLOCK DIAGRAM TABLE OF CONTENTS REVISION HISTORY SPECIFICATIONS ±5 V OPERATION ±DIN to VOUT, dm Performance VOCM to VOUT, cm Performance General Performance 5 V OPERATION ±DIN to VOUT, dm Performance VOCM to VOUT, cm Performance General Performance ABSOLUTE MAXIMUM RATINGS THERMAL RESISTANCE MAXIMUM POWER DISSIPATION ESD CAUTION PIN CONFIGURATIONS AND FUNCTION DESCRIPTIONS TYPICAL PERFORMANCE CHARACTERISTICS TEST CIRCUITS TERMINOLOGY THEORY OF OPERATION APPLICATIONS INFORMATION ANALYZING AN APPLICATION CIRCUIT SETTING THE CLOSED-LOOP GAIN ESTIMATING THE OUTPUT NOISE VOLTAGE IMPACT OF MISMATCHES IN THE FEEDBACK NETWORKS CALCULATING THE INPUT IMPEDANCE FOR AN APPLICATION CIRCUIT Terminating a Single-Ended Input INPUT COMMON-MODE VOLTAGE RANGE INPUT AND OUTPUT CAPACITIVE AC COUPLING SETTING THE OUTPUT COMMON-MODE VOLTAGE HIGH PERFORMANCE PRECISION ADC DRIVER HIGH PERFORMANCE ADC DRIVING LAYOUT, GROUNDING, AND BYPASSING OUTLINE DIMENSIONS ORDERING GUIDE