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数据: OPA342,2342,4342: Low-Cost,Low-Power,Rail-to-Rail Op Amps MicroAmplifier Series 数据表
OPA342系列轨到轨CMOS运算放大器专为低成本,低功耗,微型应用而设计。它们经过优化,可在低至2.5V的单电源下工作,输入共模电压范围可超出电源300mV。
轨到轨输入/输出和高速操作使其成为驱动采样模数转换器(ADC)的理想选择。它们也非常适合通用和音频应用,并在数模转换器(DAC)的输出端提供I /V转换。单,双和四版本具有相同的设计灵活性规格。
OPA342系列提供出色的动态响应,静态电流最大仅为250uA。双通道和四通道设计具有完全独立的电路,可实现最低串扰和无交互。
| 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 |
| OPA342 | OPA2342 | OPA4342 |
|---|---|---|
| 1 | 2 | 4 |
| 2.7 | 2.7 | 2.7 |
| 5.5 | 5.5 | 5.5 |
| 1 | 1 | 1 |
| 1 | 1 | 1 |
| In Out | In Out | In Out |
| 6 | 6 | 6 |
| 0.15 | 0.15 | 0.15 |
| 30 | 30 | 30 |
| Catalog | Catalog | Catalog |
| -40 to 85 | -40 to 85 | -40 to 85 |
| SOIC SOT-23 | SOIC VSSOP | SOIC TSSOP |
| 8SOIC: 29 mm2: 6 x 4.9(SOIC) 5SOT-23: 8 mm2: 2.8 x 2.9(SOT-23) | 8SOIC: 29 mm2: 6 x 4.9(SOIC) 8VSSOP: 15 mm2: 4.9 x 3(VSSOP) | 14SOIC: 52 mm2: 6 x 8.65(SOIC) 14TSSOP: 32 mm2: 6.4 x 5(TSSOP) |
| 3 | 3 | 3 |
| N/A | N/A | N/A |
| 10 | 10 | 10 |
| 88 | 88 | 88 |
| 15 | 15 | 15 |
| CMOS | CMOS | CMOS |