OPA646U vs OPA643U 比較
詳細並排比較 OPA646U 由 Texas Instruments 與 OPA643U 由 Texas Instruments. 比較關鍵規格、電氣參數、封裝、生命週期狀態、價格與供貨情況，以找出最符合您設計需求的元件。
規格比較
| 參數 | OPA646U | OPA643U |
|---|---|---|
| 品牌 | Texas Instruments | Texas Instruments |
| 類別 | Amplifier ICs | Amplifier ICs |
| 生命週期狀態 | 啟用中 | 啟用中 |
| Product Type | Low-power, wide-bandwidth operational amplifier | Wideband low-distortion high-gain operational amplifier |
| Amplifier Type | Voltage-feedback amplifier | — |
| Number of Circuits | 1 circuit per package | — |
| 封裝 | 8-pin SOIC | — |
| 安裝類型 | Surface mount | Surface mount |
| Manufacturer | Burr-Brown, acquired by Texas Instruments | — |
| Supply Voltage Range | [DATA_NEEDED: supply voltage range] | [DATA_NEEDED: supply voltage range] |
| Gain-Bandwidth Product | [DATA_NEEDED: gain-bandwidth product] | 800 MHz |
| Slew Rate | [DATA_NEEDED: slew rate] | 1000 V/µs |
| Input Offset Voltage | [DATA_NEEDED: input offset voltage] | [DATA_NEEDED: input offset voltage] |
| Input Bias Current | [DATA_NEEDED: input bias current] | [DATA_NEEDED: input bias current] |
| Equivalent Input Noise | [DATA_NEEDED: equivalent input noise] | — |
| Input Common-Mode Range | [DATA_NEEDED: input common-mode range] | — |
| Output Voltage Swing | [DATA_NEEDED: output voltage swing] | [DATA_NEEDED: output voltage swing] |
| 靜態電流 | [DATA_NEEDED: quiescent current] | — |
| Open-Loop Gain | [DATA_NEEDED: open-loop gain] | — |
| Unity-Gain Bandwidth | [DATA_NEEDED: unity-gain bandwidth] | — |
| 工作溫度範圍 | [DATA_NEEDED: operating temperature range] | [DATA_NEEDED: operating temperature range] |
| RoHS 狀態 | [DATA_NEEDED: RoHS status] | [DATA_NEEDED: RoHS status] |
| REACH Status | [DATA_NEEDED: REACH status] | [DATA_NEEDED: REACH status] |
| Verified Distributor Price | USD 1.6474 as of 2026-10-28 | — |
| Architecture | — | De-compensated voltage-feedback architecture with two internal gain stages |
| Input Voltage Noise | — | 2.3 nV/√Hz |
| Low-Distortion Frequency | — | 5 MHz |
| Minimum Stable Gain | — | 3 |
| OPA643U Package | — | 8-pin SOIC |
| Terminal Count | — | 8 terminals |
| Package Shape | — | Rectangular |
| Terminal Form | — | Gull wing |
| Temperature Grade | — | Industrial |
| Common-Mode Input Range | — | [DATA_NEEDED: common-mode input voltage range] |
| AEC-Q100 Qualification | — | [DATA_NEEDED: AEC-Q100 qualification status] |