差動アンプ
アナログ・デバイセズの差動アンプは、差動信号アプリケーション用に最適化された高集積アンプです。これらのデバイスは本質的に同相ノイズ除去特性を有しており、高調波歪みが小さく、出力ゲインと位相整合性に優れています。長いケーブルを経由して信号をドライブあるいは受信する場合や、バランスされたADC入力をドライブする場合、もしくは相補出力が必要な場合など、アナログ・デバイセズはあらゆるニーズに適した差動アンプを提供しています。
ADI DiffAmpCalc™ Design Tool
Download ADI DiffAmpCalc™ for designing differential amplifier circuits and reduce design time from hours to minutes! The tool is easy to use and features an interactive user interface to quickly get you up and running.
最新情報
ウェブキャスト
アプリケーション・ノート
- AN-1375: Output Current Monitoring of High Voltage Class D Amplifiers (Rev. 0) PDF
- AN-1364: Differential Filter Design for a Receive Chain in Communication Systems (Rev. 0) PDF
- AN-0992: Active Filter Evaluation Board for Differential Amplifiers (Rev. 0) PDF
- AN-1026: 高速差動ADCドライバの設計についての考察 (Rev. 0) PDF
- AN-1098: Methodology for Narrow-Band Interface Design Between High Performance Differential Driver Amplifiers and ADCs (Rev. 0) PDF
- AN-0990: シングルエンド入力アプリケーションでの差動アンプの終端 (Rev. 0) PDF
チュートリアル
技術誌・書籍
FAQ
-
端数処理の衰退 — 有効桁数はどれだけ重要なのか？
Q: 測定データや算出データを記載するときには何桁の表示が必要でしょうか？ - New 推奨 マウントパッド寸法を知りたい
- Q： 以下のような回路構成は計装アンプに限らず取るべきではないのでしょうか？
- 計装アンプの出力電圧範囲の限界
- LFCSPの下面金属部分はどの電位へ接続？
- ADA4941-1の出力がおかしい
- 露出パッド（EP）端子の接続先は？
ホワイト・ペーパー
ユーザ・ガイド
- UG-422: AD8476 Differential Amplifier Evaluation Board for 8-Lead MSOP Package PDF
- UG-311: 信頼性ハンドブック PDF
- UG-425: Evaluation Board for the ADA4433-1, Fully Differential Video Filter Amplifier Offered in 8-Lead LFCSP PDF
- UG-377: Evaluation Board for the ADA4830-1, High Speed Difference Amplifier Offered in 8-Lead LFCSP PDF
- UG-190: Differential Amplifier Evaluation Board for Single 8-lead LFCSP Packages PDF
- UG-132: Differential Amplifier Evaluation Board for Single 16-lead 3 mm × 3 mm LFCSP Packages PDF
- UG-130: Differential Amplifier Evaluation Board for 8-lead SOIC and MSOP Packages PDF
- UG-107: Evaluation Board for Dual High Speed Selectable Gain Differential Amplifiers (24-Lead, 4 mm × 4 mm LFCSP) PDF
- UG-102: Evaluation Board for Single High Speed Selectable Gain Differential Amplifiers (16-Lead, 3 mm × 3 mm LFCSP) PDF
- UG-133: Differential Receiver Evaluation Boards for Amplifiers AD8129 and AD8130 Offered in 8-Lead SOIC and MSOP Packages PDF
- UG-018: Evaluation Board for Dual High Speed Differential Amplifiers (Rev. C) PDF
セレクション・ガイド
リファレンス設計
- CN0269: 18 ビット、1.33MSPS、16 チャンネルデータ・アクイジション・システム PDF
- CN0252: バイポーラ入力信号のための単電源、DC結合、16ビット、125MSPSアナログ・フロントエンド (Rev. A) PDF
- CN0310: 工業用信号レベル向け高精度、24ビット、250kSPS単電源Σ-ΔADCシステム PDF
- CN0242: バンドパス・アンチエイリアシング・フィルタ付き高性能、高IF、75MHz帯域、14ビット、250MSPSレシーバ・フロント・エンド PDF
- CN0279: 12-Bit ,1 MSPS SAR ADC and Driver with Total Power Dissipation Less than 5 mW PDF
差動アンプ
| SortOrder | Part# | # of Channels | BW -3 dB (typ) (Hz) | Slew Rate (typ) (V/us) | Gain Set | Gain (min) (dB) | Gain (max) (dB) | Is (typ) (A) | Vs span (min) (V) | Vs span (max) (V) | Price (1000+) ($ US) |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | ADA4945-1 | 1 | 200M | 600 | Resistor | - | - | 4m | 2.7 | 11 | $1.50 (ADA4945-1ACPZ-R7) |
| 2 | ADL5569 | 2 | 6.5G | 24k | Pin Strap | 6 | 20 | 86m | 4.75 | 5.25 | $16.59 (ADL5569BCPZ) |
| 3 | LTC6432B-15 | 1 | 1.4G | - | Fixed | 15.2 | 15.2 | 166m | 4.75 | 5.25 | $3.69 (LTC6432BIUF-15#PBF) |
| 4 | LTC6432A-15 | 1 | 1.4G | - | Fixed | 15.2 | 15.2 | 166m | 4.75 | 5.25 | $6.44 (LTC6432AIUF-15#PBF) |
| 5 | LTC6419 | 2 | 1.4G | 3.3k | Resistor | 0 | - | 52m | 2.7 | 5.25 | $8.50 (LTC6419IV#PBF) |
| 6 | ADL5567 | 2 | 4.3G | 20000 | Pin Strap | 0 | 20 | 138 | 3.15 | 5.25 | - |
| 7 | ADL5205 | 2 | 1.2G | 5000 | Digital | -9 | 26 | 175m | 3.15 | 5.25 | - |
| 8 | LTC6363-2 | 1 | 21M | 75 | Fixed | 6.02 | 6.02 | 1.7m | 2.8 | 11 | $3.92 (LTC6363IMS8-2#PBF) |
| 9 | LTC6363-1 | 1 | 35M | 75 | Fixed | 0 | 0 | 1.7m | 2.8 | 11 | $3.92 (LTC6363IMS8-1#PBF) |
| 10 | LTC6363-0.5 | 1 | 60M | 75 | Fixed | -6.02 | -6.02 | 1.7m | 2.8 | 11 | $3.92 (LTC6363IMS8-0.5#PBF) |
| 11 | LTC6363 | 1 | 35M | 75 | Resistor | -20 | - | 1.7m | 2.8 | 11 | $2.49 (LTC6363IDCB#TRPBF) |
| 12 | LTC6430B-20 | 1 | 2G | - | Fixed | 20.8 | 20.8 | 170m | 4.75 | 5.25 | $3.69 (LTC6430BIUF-20#PBF) |
| 13 | LTC6430A-20 | 1 | 2G | - | Fixed | 20.8 | 20.8 | 170m | 4.75 | 5.25 | $6.44 (LTC6430AIUF-20#PBF) |
| 14 | ADA4961 | 1 | 3.2G | 12k | Digital, Pin Strap | -6 | 15 | 150m | 3.3 | 5.5 | $11.99 (ADA4961ACPZN-R7) |
| 15 | LTC6430B-15 | 1 | 2G | - | Fixed | 15.2 | 15.2 | 160m | 4.75 | 5.25 | $3.69 (LTC6430BIUF-15#PBF) |
| 16 | LTC6430A-15 | 1 | 2G | - | Fixed | 15.2 | 15.2 | 160m | 4.75 | 5.25 | $6.44 (LTC6430AIUF-15#PBF) |
| 17 | ADL5566 | 2 | 4.5G | 20k | Pin Strap | 3 | 16 | 160m | 2.8 | 5.2 | $6.05 (ADL5566ACPZ-R7) |
| 18 | LTC6417 | 1 | 1.6G | 10k | Fixed | 0 | 0 | 123m | 4.75 | 5.25 | $3.89 (LTC6417CUDC#PBF) |
| 19 | LTC6362 | 1 | 34M | 45 | Resistor | 0 | 0 | 900µ | 2.8 | 5.25 | $1.53 (LTC6362CDD#PBF) |
| 20 | LTC6360 | 1 | 250M | 135 | Resistor | 0 | - | 6.6m | 4.75 | 5.25 | $2.19 (LTC6360CDD#PBF) |
| 21 | ADL5565 | 1 | 6G | 11000 | Pin Strap | 0 | 15.5 | 80m | 2.8 | 5.2 | $3.68 (ADL5565ACPZ-R7) |
| 22 | ADA4940-2 | 2 | 260M | 95 | Resistor | - | - | 1.25m | 3 | 7 | $2.59 (ADA4940-2ACPZ-R7) |
| 23 | ADA4940-1 | 1 | 260M | 95 | Resistor | - | - | 1.25m | 3 | 7 | $1.59 (ADA4940-1ACPZ-R7) |
| 24 | AD8476 | 1 | 6M | 10 | Fixed | 1 | 1 | 330µ | 3 | 18 | $1.99 (AD8476ACPZ-R7) |
| 25 | ADA4930-2 | 2 | 1.4G | 2.8k | Resistor | - | - | 70m | 3.3 | 5 | $6.29 (ADA4930-2YCPZ-R7) |
| 26 | ADA4930-1 | 1 | 1.4G | 2.8k | Resistor | - | - | 35m | 3.3 | 5 | $3.79 (ADA4930-1YCPZ-R7) |
| 27 | AD8475 | 1 | 150M | 50 | Digital, Pin Strap | -8 | -2 | 3m | 3 | 10 | $1.99 (AD8475ACPZ-R7) |
| 28 | AD8366 | 2 | 600M | 1.1k | Digital | 4.5 | 20.25 | 180m | 4.75 | 5.25 | $6.57 (AD8366ACPZ-R7) |
| 29 | LTC6409 | 1 | 2G | 3.3k | Resistor | 0 | - | 52m | 2.7 | 5.25 | $4.50 (LTC6409CUDB#TRPBF) |
| 30 | ADA4960-1 | 1 | 5G | 8.7k | Analog | 0 | 18 | 60m | 4.75 | 5.25 | $6.95 (ADA4960-1ACPZ-R7) |
| 31 | LT6350 | 1 | 33M | 48 | Resistor | - | - | 4.8m | 2.7 | 12 | $2.59 (LT6350CDD#PBF) |
| 32 | LTC6412 | 1 | 800M | - | Analog | -14 | 17 | 110m | 3 | 3.6 | $4.69 (LTC6412CUF#PBF) |
| 33 | ADL5562 | 1 | 3.3G | 9.8k | Pin Strap | 3 | 15.5 | 80m | 3 | 3.6 | $3.68 (ADL5562ACPZ-R7) |
| 34 | ADL5561 | 1 | 2.9G | 9.8k | Pin Strap | 3 | 15.5 | 40m | 3 | 3.6 | $3.68 (ADL5561ACPZ-R7) |
| 35 | ADA4950-2 | 2 | 750M | 2.9k | Digital, Pin Strap | 0 | 9.54 | 19m | 3 | 11 | $5.29 (ADA4950-2YCPZ-R7) |
| 36 | ADA4950-1 | 1 | 750M | 2.9k | Digital, Pin Strap | 0 | 9.54 | 9.5m | 3 | 11 | $2.99 (ADA4950-1YCPZ-R7) |
| 37 | ADA4932-2 | 2 | 560M | 2.8k | Resistor | - | - | 19.2m | 3 | 11 | $5.29 (ADA4932-2YCPZ-R7) |
| 38 | ADA4932-1 | 1 | 560M | 2.8k | Resistor | - | - | 9.6m | 3 | 11 | $2.95 (ADA4932-1YCPZ-R7) |
| 39 | ADA4927-2 | 2 | 2.3G | 5k | Resistor | - | - | 44.2m | 4.5 | 11 | $6.29 (ADA4927-2YCPZ-R7) |
| 40 | ADA4927-1 | 1 | 2.3G | 5k | Resistor | - | - | 22.1m | 4.5 | 11 | $3.79 (ADA4927-1YCPZ-R7) |
| 41 | LTC6416 | 1 | 2G | 3.4k | Fixed | 0 | 0 | 42m | 2.7 | 3.9 | $3.50 (LTC6416CDDB#TRPBF) |
| 42 | LTC6421-20 | 2 | 1.3G | 4.5k | Fixed | 20 | 20 | 40m | 2.85 | 3.5 | $4.77 (LTC6421CUDC-20#PBF) |
| 43 | LTC6405 | 1 | 800M | 690 | Resistor | 0 | - | 18m | 4.5 | 5.25 | $3.44 (LTC6405CMS8E#PBF) |
| 44 | LTC6400-8 | 1 | 2.2G | 3.81k | Fixed | 8 | 8 | 85m | 2.85 | 3.5 | $3.20 (LTC6400CUD-8#PBF) |
| 45 | LTC6400-20 | 1 | 1.8G | 4.5k | Fixed | 20 | 20 | 90m | 2.85 | 3.5 | $3.20 (LTC6400CUD-20#PBF) |
| 46 | LTC6400-14 | 1 | 2.4G | 6k | Fixed | 14 | 14 | 85m | 2.85 | 3.5 | $3.20 (LTC6400CUD-14#PBF) |
| 47 | LT6604-5 | 2 | 5M | - | Resistor | 0 | - | 26m | 3 | 11 | $6.50 (LT6604CUFF-5#PBF) |
| 48 | LT6604-2.5 | 2 | 2.5M | - | Resistor | 0 | - | 26m | 3 | 11 | $6.50 (LT6604CUFF-2.5#PBF) |
| 49 | LT6604-15 | 2 | 15M | - | Resistor | 0 | - | 35m | 3 | 11 | $6.50 (LT6604CUFF-15#PBF) |
| 50 | LT6604-10 | 2 | 10M | - | Resistor | 0 | - | 35m | 3 | 11 | $6.50 (LT6604CUFF-10#PBF) |
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