SBOS777D
November 2016 – July 2020
OPA2388
,
OPA388
,
OPA4388
PRODUCTION DATA
1
Features
2
Applications
3
Description
4
Revision History
5
Pin Configuration and Functions
6
Specifications
6.1
Absolute Maximum Ratings
6.2
ESD Ratings
6.3
Recommended Operating Conditions
6.4
Thermal Information: OPA388
6.5
Thermal Information: OPA2388
6.6
Thermal Information: OPA4388
6.7
Electrical Characteristics: VS = ±1.25 V to ±2.75 V (VS = 2.5 to 5.5 V)
6.8
Typical Characteristics
7
Detailed Description
7.1
Overview
7.2
Functional Block Diagram
7.3
Feature Description
7.3.1
Operating Voltage
7.3.2
Input Voltage and Zero-Crossover Functionality
7.3.3
Input Differential Voltage
7.3.4
Internal Offset Correction
7.3.5
EMI Susceptibility and Input Filtering
7.4
Device Functional Modes
8
Application and Implementation
8.1
Application Information
8.2
Typical Applications
8.2.1
Bidirectional Current-Sensing
8.2.1.1
Design Requirements
8.2.1.2
Detailed Design Procedure
8.2.1.3
Application Curve
8.2.2
Single Operational Amplifier Bridge Amplifier
8.2.3
Precision, Low-Noise, DAC Buffer
8.2.4
Load Cell Measurement
9
Power Supply Recommendations
10
Layout
10.1
Layout Guidelines
10.2
Layout Example
11
Device and Documentation Support
11.1
Device Support
11.1.1
Development Support
11.1.1.1
TINA-TI™ Simulation Software (Free Download)
11.1.1.2
TI Precision Designs
11.2
Documentation Support
11.2.1
Related Documentation
11.3
Related Links
11.4
Receiving Notification of Documentation Updates
11.5
Support Resources
11.6
Trademarks
11.7
Electrostatic Discharge Caution
11.8
Glossary
12
Mechanical, Packaging, and Orderable Information
Package Options
Mechanical Data (Package|Pins)
D|8
MSOI002K
DGK|8
MPDS028E
DBV|5
MPDS018T
Thermal pad, mechanical data (Package|Pins)
Orderable Information
sbos777d_oa
sbos777d_pm
1
Features
Ultra-low offset voltage: ±0.25 µV
Zero drift: ±0.005 µV/°C
Zero crossover: 140-dB CMRR true RRIO
Low noise: 7.0 nV√
Hz
at 1 kHz
No 1/f noise: 140 nV
PP
(0.1 Hz to 10 Hz)
Fast settling: 2 µs (1 V to 0.01%)
Gain bandwidth: 10 MHz
Single supply: 2.5 V to 5.5 V
Dual supply: ±1.25 V to ±2.75 V
True rail-to-rail input and output
EMI/RFI filtered inputs
Industry-standard packages:
Single in SOIC-8, SOT-23-5, and VSSOP-8
Dual in SOIC-8 and VSSOP-8
Quad in SOIC-14 and TSSOP-14