TLC2254A
- Output Swing Includes Both Supply Rails
- Low Noise...19 nV/
Hz\ Typ at f = 1 kHz - Low Input Bias Current...1 pA Typ
- Fully Specified for Both Single-Supply and Split-Supply Operation
- Very Low Power...35 uA Per Channel Typ
- Common-Mode Input Voltage Range Includes Negative Rail
- Low Input Offset Voltage
850 uV Max at TA = 25°C (TLC225xA) - Macromodel Included
- Performance Upgrades for the TS27L2/L4 and TLC27L2/L4
- Available in Q-Temp Automotive
HighRel Automotive Applications
Configuration Control / Print Support
Qualification to Automotive Standards
Advanced LinCMOS is a trademark of Texas Instruments.
The TLC2252 and TLC2254 are dual and quadruple operational amplifiers from Texas Instruments. Both devices exhibit rail-to-rail output performance for increased dynamic range in single- or split-supply applications. The TLC225x family consumes only 35 uA of supply current per channel. This micropower operation makes them good choices for battery-powered applications. The noise performance has been dramatically improved over previous generations of CMOS amplifiers. Looking at Figure 1, the TLC225x has a noise level of 19 nV/Hz\ at 1kHz; four times lower than competitive micropower solutions.
The TLC225x amplifiers, exhibiting high input impedance and low noise, are excellent for small-signal conditioning for high-impedance sources, such as piezoelectric transducers. Because of the micropower dissipation levels, these devices work well in hand-held monitoring and remote-sensing applications. In addition, the rail-to-rail output feature with single or split supplies makes this family a great choice when interfacing with analog-to-digital converters (ADCs). For precision applications, the TLC225xA family is available and has a maximum input offset voltage of 850 uV. This family is fully characterized at 5 V and ±5 V.
The TLC2252/4 also makes great upgrades to the TLC27L2/L4 or TS27L2/L4 in standard designs. They offer increased output dynamic range, lower noise voltage, and lower input offset voltage. This enhanced feature set allows them to be used in a wider range of applications. For applications that require higher output drive and wider input voltage ranges, see the TLV2432 and TLV2442 devices. If the design requires single amplifiers, please see the TLV2211/21/31 family. These devices are single rail-to-rail operational amplifiers in the SOT-23 package. Their small size and low power consumption, make them ideal for high density, battery-powered equipment.
技術資料
| 上位の文書 | タイプ | タイトル | フォーマットオプション | 最新の英語版をダウンロード | 日付 | |
|---|---|---|---|---|---|---|
| * | データシート |
Advanced LinCMOS |
2001/03/23 | |||
| e-Book（PDF） | The Signal - オペアンプ設計ブログ集 | PDF | HTML | 英語版 | PDF | HTML | 2018/03/23 | |
| アプリケーション・ノート | TLC2252, TLC2254 EMI Immunity Performance | 2012/10/31 | ||||
| アプリケーション・ノート | Use of Rail-to-Rail Operational Amplifiers (Rev. A) | 1999/12/22 |
設計と開発
その他のアイテムや必要なリソースを参照するには、以下のタイトルをクリックして詳細ページをご覧ください。
AMP-PDK-EVM — アンプ パフォーマンス開発キットの評価基板
このアンプ パフォーマンス開発キット (PDK) は、オペアンプの一般的なパラメータをテストするための評価基板 (EVM) キットであり、ほとんどのオペアンプやコンパレータと互換性があります。この評価基板キットは、パッケージのニーズに適した、さまざまなソケット付きドーターカード オプションを搭載したメイン ボードで構成されており、エンジニアはデバイスの性能を迅速に評価および検証できます。
AMP-PDK-EVM キットは、業界標準の最も一般的な次の 5 種類のパッケージをサポートしています。
- D (SOIC-8 と SOIC-14)
- PW (TSSOP-14)
- DGK (VSSOP-8)
- (...)
OPAMP-NOISECALC — Noise Calculator
This folder contains three tools to help in understandning and managing noise in cicuits. The included tools are:
- A noise generator tool - This is a Lab View 4-Run Time executable that generates Gaussian white noise, uniform white noise, 1/f noise, short noise, and 60Hz line noise. Temporal data, (...)
| パッケージ | ピン数 | CAD シンボル、フットプリント、および 3D モデル |
|---|---|---|
| TSSOP (PW) | 14 | Ultra Librarian |
| SOIC (D) | 14 | Ultra Librarian |
| PDIP (N) | 14 | Ultra Librarian |
購入と品質
推奨製品には、この TI 製品に関連するパラメータ、評価基板、またはリファレンス デザインが存在する可能性があります。