OPA320-Q1 Datasheet, PDF (2/34 Pages) Texas Instruments – Precision, 20-MHz, 0.9-pA, Low-Noise, RRIO, CMOS Operational Amplifier

OPA320-Q1, OPA2320-Q1
SLOS884A – SEPTEMBER 2014 – REVISED DECEMBER 2016
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Table of Contents
1 Features .................................................................. 1
2 Applications ........................................................... 1
3 Description ............................................................. 1
4 Revision History..................................................... 2
5 Pin Configuration and Functions ......................... 3
6 Specifications......................................................... 4
6.1 Absolute Maximum Ratings ...................................... 4
6.2 ESD Ratings.............................................................. 4
6.3 Recommended Operating Conditions....................... 4
6.4 Thermal Information .................................................. 4
6.5 Electrical Characteristics: ........................................ 5
6.6 Typical Characteristics .............................................. 7
7 Detailed Description ............................................ 12
7.1 Overview ................................................................. 12
7.2 Functional Block Diagram ....................................... 12
7.3 Feature Description................................................. 13
7.4 Device Functional Modes........................................ 16
8 Application and Implementation ........................ 17
8.1 Application Information............................................ 17
8.2 Typical Applications ................................................ 17
9 Power Supply Recommendations...................... 22
10 Layout................................................................... 22
10.1 Layout Guidelines ................................................. 22
10.2 Layout Example .................................................... 23
11 Device and Documentation Support ................. 24
11.1 Device Support...................................................... 24
11.2 Related Links ........................................................ 24
11.3 Receiving Notification of Documentation Updates 24
11.4 Community Resources.......................................... 24
11.5 Trademarks ........................................................... 24
11.6 Electrostatic Discharge Caution ............................ 24
11.7 Glossary ................................................................ 25
12 Mechanical, Packaging, And Orderable
Information ........................................................... 25
4 Revision History
Changes from Original (September 2014) to Revision A
Page
• Added OPA320-Q1 device to document ................................................................................................................................ 1
• Changed OPA2320-Q1 to OPAx320-Q1 throughout document where both devices are being referred to .......................... 1
• Changed first sentence of Description section: added (OPA320-Q1, OPA2320-Q1) ............................................................ 1
• Added OPA320-Q1 to Device Information table..................................................................................................................... 1
• Added OPA320-Q1 device (SOT package) to Pin Configuration and Functions section: added OPA320-Q1 pin out
to section and added relevant rows to Pin Functions table.................................................................................................... 3
• Changed format of ESD Ratings table: updated table to current standards, moved storage temperature parameter to
Absolute Maximum Ratings table ........................................................................................................................................... 4
• Changed Supply voltage parameter in Recommended Operating Conditions table: split apart single- and dual-
supply values into separate rows ........................................................................................................................................... 4
• Added OPA320-Q1 package to Thermal Information table ................................................................................................... 4
• Changed Output Voltage Swing vs Output Current figure ..................................................................................................... 9
• Changed Operational Amplifier Board Layout for Noninverting Configuration figure........................................................... 23
2
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