OPA388, OPA2388, OPA4388
ZHCSFU1D – DECEMBER 2016 – REVISED JULY 2020
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Table of Contents
7.4 Device Functional Modes..........................................20
8 Application and Implementation..................................21
8.1 Application Information............................................. 21
8.2 Typical Applications.................................................. 21
9 Power Supply Recommendations................................25
10 Layout...........................................................................26
10.1 Layout Guidelines................................................... 26
10.2 Layout Example...................................................... 26
11 Device and Documentation Support..........................27
11.1 Device Support........................................................27
11.2 Documentation Support.......................................... 27
11.3 Related Links.......................................................... 27
11.4 Receiving Notification of Documentation Updates..28
11.5 Support Resources................................................. 28
11.6 Trademarks............................................................. 28
11.7 Electrostatic Discharge Caution..............................28
11.8 Glossary..................................................................28
12 Mechanical, Packaging, and Orderable
1 特性................................................................................... 1
2 应用................................................................................... 1
3 说明................................................................................... 1
4 Revision History.............................................................. 2
5 Pin Configuration and Functions...................................4
6 Specifications.................................................................. 6
6.1 Absolute Maximum Ratings........................................ 6
6.2 ESD Ratings............................................................... 6
6.3 Recommended Operating Conditions.........................6
6.4 Thermal Information: OPA388.................................... 6
6.5 Thermal Information: OPA2388.................................. 7
6.6 Thermal Information: OPA4388.................................. 7
6.7 Electrical Characteristics: VS = ±1.25 V to ±2.75
V (VS = 2.5 to 5.5 V)..................................................... 7
6.8 Typical Characteristics..............................................10
7 Detailed Description......................................................18
7.1 Overview...................................................................18
7.2 Functional Block Diagram.........................................18
7.3 Feature Description...................................................19
Information.................................................................... 28
4 Revision History
注：以前版本的页码可能与当前版本的页码不同
Changes from Revision C (May 2019) to Revision D (July 2020)
Page
将 OPA2388 SOIC-8 (D) 封装从“预告信息（预发布）”更改为“生产数据（正在供货）”............................1
更改了典型应用原理图，以显示引用标识符的正确位置..................................................................................... 1
•
•
• Changed Figure 8-5 to show correct locations for reference designators ....................................................... 25
Changes from Revision B (January 2019) to Revision C (May 2019)
Page
•
将 OPA4388 从“预告信息（预发布）”更改为“生产数据（正在供货）”......................................................1
• Added VOS specifications for OPA4388.............................................................................................................7
• Added dVOS/dT specifications for OPA4388......................................................................................................7
• Added PSRR specifications for OPA4388.......................................................................................................... 7
• Added IB specifications for OPA4388.................................................................................................................7
• Added IOS specifications for OPA4388..............................................................................................................7
• Added CMRR specifications for OPA4388..........................................................................................................7
• Added AOL specifications for OPA4388.............................................................................................................7
Changes from Revision A (July 2018) to Revision B (January 2019)
Page
•
将 OPA388 DBV (SOT-23) 封装从“预发布”更改为“生产数据”....................................................................1
• Deleted redundant temperature specification in EC table.................................................................................. 7
• Added Figure 6, Offset Voltage vs Supply Voltage: OPA4388 .........................................................................10
• Added Figure 7, Offset Voltage Long Term Drift ..............................................................................................10
• Changed Figure 50, OPA388 Layout Example; updated for accuracy............................................................. 26
Copyright © 2020 Texas Instruments Incorporated
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