SBOS235F March   2002  – April 2018 OPA2357 , OPA357

PRODUCTION DATA.  

  1. 1 Features
  2. 2 Applications
  3. 3 Description
    1.     Device Images
      1.      Simplified Schematic
  4. 4 Revision History
  5. 5 Pin Configuration and Functions
    1.     Pin Functions
  6. 6 Specifications
    1. 6.1 Absolute Maximum Ratings
    2. 6.2 ESD Ratings
    3. 6.3 Recommended Operating Conditions
    4. 6.4 Thermal Information
    5. 6.5 Electrical Characteristics: VS = +2.7-V to +5.5-V Single-Supply
    6. 6.6 Typical Characteristics
  7. 7 Detailed Description
    1. 7.1 Overview
    2. 7.2 Functional Block Diagram
    3. 7.3 Feature Description
      1. 7.3.1  OPAx357 Comparison
      2. 7.3.2  Operating Voltage
      3. 7.3.3  Enable Function
      4. 7.3.4  Rail-to-Rail Input
      5. 7.3.5  Rail-to-Rail Output
      6. 7.3.6  Output Drive
      7. 7.3.7  Video
      8. 7.3.8  Wideband Video Multiplexing
      9. 7.3.9  Driving Analog-to-Digital Converters
      10. 7.3.10 Capacitive Load and Stability
      11. 7.3.11 Wideband Transimpedance Amplifier
    4. 7.4 Device Functional Modes
  8. 8 Application and Implementation
    1. 8.1 Application Information
    2. 8.2 Typical Applications
      1. 8.2.1 Transimpedance Amplifier
        1. 8.2.1.1 Design Requirements
        2. 8.2.1.2 Detailed Design Procedure
          1. 8.2.1.2.1 Custom Design With WEBENCH® Tools
          2. 8.2.1.2.2 OPAx357 Design Procedure
            1. 8.2.1.2.2.1 Optimizing the Transimpedance Circuit
        3. 8.2.1.3 Application Curve
      2. 8.2.2 High-Impedance Sensor Interface
      3. 8.2.3 Driving ADCs
      4. 8.2.4 Active Filter
  9. 9 Power Supply Recommendations
    1. 9.1 Power Dissipation
  10. 10Layout
    1. 10.1 Layout Guidelines
    2. 10.2 Layout Example
  11. 11Device and Documentation Support
    1. 11.1 Device Support
      1. 11.1.1 Development Support
        1. 11.1.1.1 Custom Design With WEBENCH® Tools
    2. 11.2 Documentation Support
      1. 11.2.1 Related Documentation
    3. 11.3 Related Links
    4. 11.4 Receiving Notification of Documentation Updates
    5. 11.5 Community Resources
    6. 11.6 Trademarks
    7. 11.7 Electrostatic Discharge Caution
    8. 11.8 Glossary
  12. 12Mechanical, Packaging, and Orderable Information

Package Options

Mechanical Data (Package|Pins)
Thermal pad, mechanical data (Package|Pins)
Orderable Information

5 Pin Configuration and Functions

OPA357: DBV Package1
6-Pin SOT-23
Top View
OPA357 OPA2357 OPA357_SBOS235_pinout_dbv.gif
OPA2357: DGS Package
10-Pin VSSOP
Top View
OPA357 OPA2357 OPA357_SBOS235_pinout_dgs.gif
1. Pin 1 of the SOT23-6 is determined by orienting the package marking as indicated in the diagram.

Pin Functions

PIN I/O DESCRIPTION
NAME DBV
(SOT-23)		 DGS (VSSOP)
Enable 5 — — Amplifier power down.
Low = disabled, high = normal operation (pin must be driven).
Enable A — 5 — Amplifier power down, channel A.
Low = disabled, high = normal operation (pin must be driven).
Enable B — 6 — Amplifier power down, channel B.
Low = disabled, high = normal operation (pin must be driven).
–In 4 — I Inverting input pin
–In A — 2 I Inverting input pin, channel A
–In B — 8 I Inverting input pin, channel B
+In 3 — I Noninverting input pin
+In A — 3 I Noninverting input pin, channel A
+In B — 7 I Noninverting input pin, channel B
Out 1 — O Output pin
Out A — 1 O Output pin, channel A
Out B — 9 O Output pin, channel B
V– 2 4 — Negative power supply
V+ 6 10 — Positive power supply