OPA855 datasheet(2/38 Pages) TI2

2 / 38 page

Table of Contents

1 Features............................................................................1

2 Applications..................................................................... 1

3 Description.......................................................................1

4 Device Comparison Table...............................................2

5 Pin Configuration and Functions...................................3

6 Specifications.................................................................. 5

6.1 Absolute Maximum Ratings ....................................... 5

6.2 ESD Ratings .............................................................. 5

6.3 Recommended Operating Conditions ........................5

6.4 Thermal Information ...................................................5

6.5 Electrical Characteristics ............................................6

6.6 Typical Characteristics................................................ 8

7 Parameter Measurement Information.......................... 15

8 Detailed Description......................................................16

8.1 Overview................................................................... 16

8.2 Functional Block Diagram......................................... 16

8.3 Feature Description...................................................17

8.4 Device Functional Modes..........................................20

9 Application and Implementation.................................. 21

9.1 Application Information............................................. 21

9.2 Typical Applications.................................................. 22

9.3 Power Supply Recommendations.............................25

9.4 Layout....................................................................... 26

10 Device and Documentation Support..........................28

10.1 Device Support....................................................... 28

10.2 Documentation Support.......................................... 28

10.3 Receiving Notification of Documentation Updates..28

10.4 Support Resources................................................. 28

10.5 Trademarks.............................................................28

10.6 Electrostatic Discharge Caution..............................28

10.7 Glossary..................................................................28

11 Revision History.......................................................... 28

12 Mechanical, Packaging, and Orderable

Information.................................................................... 29

4 Device Comparison Table

DEVICE

INPUT TYPE

MINIMUM STABLE

GAIN

VOLTAGE NOISE

(nV/√Hz)

INPUT

CAPACITANCE (pF)

GAIN BANDWIDTH

(GHz)

OPA858

CMOS

7V/V

2.5

0.8

5.5

OPA855

Bipolar

7V/V

0.98

0.8

LMH6629

Bipolar

10V/V

0.69

5.7

OPA858

SBOS629B – APRIL 2018 – REVISED MAY 2025

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