JAJSS86B
November 2023 – July 2024
OPA2891
,
OPA891
PRODUCTION DATA
1
1
特長
2
アプリケーション
3
概要
4
Pin Configuration and Functions
5
Specifications
5.1
Absolute Maximum Ratings
5.2
ESD Ratings
5.3
Recommended Operating Conditions
5.4
Thermal Information - OPA891
5.5
Thermal Information - OPA2891
5.6
Electrical Characteristics - RL = 150Ω
5.7
Electrical Characteristics - RL = 1kΩ
5.8
Typical Characteristics
6
Detailed Description
6.1
Overview
6.2
Functional Block Diagrams
6.3
Feature Description
6.3.1
Offset Nulling
6.4
Device Functional Modes
7
Application and Implementation
7.1
Application Information
7.1.1
Driving a Capacitive Load
7.1.2
Low-Pass Filter Configurations
7.2
Typical Application
7.2.1
Design Requirements
7.2.2
Detailed Design Procedure
7.2.2.1
Selection of Multiplexer
7.2.2.2
Signal Source
7.2.2.3
Driving Amplifier
7.2.2.4
Driving Amplifier Bandwidth Restriction
7.2.3
Application Curves
7.3
Power Supply Recommendations
7.4
Layout
7.4.1
Layout Guidelines
7.4.1.1
General PowerPAD™ Integrated Circuit Package Design Considerations
7.4.2
Layout Example
8
Device and Documentation Support
8.1
Documentation Support
8.1.1
Related Documentation
8.2
Receiving Notification of Documentation Updates
8.3
サポート・リソース
8.4
Trademarks
8.5
静電気放電に関する注意事項
8.6
用語集
9
Revision History
10
Mechanical, Packaging, and Orderable Information
1
特長
0.95nV/√Hz の非常に低い電圧ノイズ
高速度:
180MHz のユニティ ゲイン帯域幅
2V/V (–1V/V) のゲインで 140MHz の帯域幅
スルー レート:105V/μs
非常に低い歪み
THD = -91dBc (f = 1MHz、R
L
= 150Ω)
THD = -100dBc (f = 1MHz、R
L
= 1kΩ)
THD+N = –137dBc (f = 1kHz、BW = 80kHz)
25℃で 0.2mV (標準値) および 1mV (最大値) の低い入力オフセット電圧
200mA の出力電流ドライブ (標準値)
±4.5V~±18V の標準動作範囲
OPA891
のオフセット ヌル ピン