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数据: OPA705,2705,4705: Low-Cost, CMOS, Rail-to-Rail, I/O, Operational Amplifiers 数据表
OPA705系列低成本运算放大器针对需要轨到轨输入和输出摆幅的应用进行了优化。单,双和四版本提供各种封装。虽然每个放大器的静态电流小于200μA,但OPA705仍然具有出色的动态性能(1MHz GBW和0.6V /μsSR)和单位增益稳定性。
OPA705系列具有完全指定和保证供电范围为±2V至±6V。输入摆幅超过轨道300mV,输出摆幅在轨道的40mV以内。
单个版本(OPA705)可在 Micro SIZE SOT23-5和标准SO-8表面贴装封装。双版本(OPA2705)采用MSOP-8,SO-8和DIP-8封装。四通道OPA4705采用TSSOP-14和SO-14封装。所有这些都指定用于从\ x9640°C到+ 85°C的操作。
| Number of Channels (#) |
| Total Supply Voltage (Min) (+5V=5, +/-5V=10) |
| Total Supply Voltage (Max) (+5V=5, +/-5V=10) |
| GBW (Typ) (MHz) |
| Slew Rate (Typ) (V/us) |
| Rail-to-Rail |
| Vos (Offset Voltage @ 25C) (Max) (mV) |
| Iq per channel (Typ) (mA) |
| Vn at 1kHz (Typ) (nV/rtHz) |
| Rating |
| Operating Temperature Range (C) |
| Package Group |
| Package Size: mm2:W x L (PKG) |
| Offset Drift (Typ) (uV/C) |
| Features |
| Input Bias Current (Max) (pA) |
| CMRR (Typ) (dB) |
| Output Current (Typ) (mA) |
| Architecture |
| OPA705 | OPA2705 | OPA4705 |
|---|---|---|
| 1 | 2 | 4 |
| 4 | 4 | 4 |
| 12 | 12 | 12 |
| 1 | 1 | 1 |
| 0.6 | 0.6 | 0.6 |
| In Out | In Out | In Out |
| 5 | 5 | 5 |
| 0.16 | 0.16 | 0.16 |
| 45 | 45 | 45 |
| Catalog | Catalog | Catalog |
| -40 to 85 | -40 to 85 | -40 to 85 |
| PDIP SOIC SOT-23 | PDIP SOIC VSSOP | TSSOP |
| See datasheet (PDIP) 8SOIC: 29 mm2: 6 x 4.9(SOIC) 5SOT-23: 8 mm2: 2.8 x 2.9(SOT-23) | See datasheet (PDIP) 8SOIC: 29 mm2: 6 x 4.9(SOIC) 8VSSOP: 15 mm2: 4.9 x 3(VSSOP) | 14TSSOP: 32 mm2: 6.4 x 5(TSSOP) |
| 4 | 4 | 4 |
| High Cload Drive | High Cload Drive | High Cload Drive |
| 10 | 10 | 10 |
| 77 | 77 | 77 |
| 40 | 40 | 40 |
| CMOS | CMOS | CMOS |