TLV379 系列单通道、双通道和四通道运算放大器是成本优化型低电压、微功耗放大器的典型代表。该器件系列的工作电源电压低至 1.8V (±0.9V) 且静态电流消耗极低(每通道为 4µA),非常适合功耗敏感型 应用进行了优化。此外,TLV379 系列具有轨到轨输入和输出功能,几乎适用于所有单电源应用。
TLV379(单通道)采用 5 引脚 SC70 和小外形尺寸晶体管 (SOT)-23 封装以及 8 引脚小外形尺寸集成电路 (SOIC) 封装。TLV2379(双通道)采用 8 引脚 SOIC 封装。TLV4379(四通道)采用 14 引脚薄型小外形尺寸 (TSSOP) 封装。所有器件版本的额定工作温度范围为 -40°C 至 +125°C。
| Number of channels | 1 |
| Total supply voltage (+5 V = 5, ±5 V = 10) (max) (V) | 5.5 |
| Total supply voltage (+5 V = 5, ±5 V = 10) (min) (V) | 1.8 |
| Rail-to-rail | In, Out |
| GBW (typ) (MHz) | 0.09 |
| Slew rate (typ) (V/µs) | 0.03 |
| Vos (offset voltage at 25°C) (max) (mV) | 2.5 |
| Iq per channel (typ) (mA) | 0.004 |
| Vn at 1 kHz (typ) (nV√Hz) | 83 |
| Rating | Catalog |
| Operating temperature range (°C) | -40 to 125 |
| Offset drift (typ) (µV/°C) | 3 |
| Features | Cost Optimized, EMI Hardened |
| Input bias current (max) (pA) | 100 |
| CMRR (typ) (dB) | 100 |
| Iout (typ) (A) | 0.005 |
| Architecture | CMOS |
| Input common mode headroom (to negative supply) (typ) (V) | 0.012 |
| Input common mode headroom (to positive supply) (typ) (V) | 0.004 |
| Output swing headroom (to negative supply) (typ) (V) | 0.025 |
| Output swing headroom (to positive supply) (typ) (V) | -0.025 |
| SOIC (D) | 8 | 29.4 mm² 4.9 x 6 |
| SOT-23 (DBV) | 5 | 8.12 mm² 2.9 x 2.8 |
| SOT-SC70 (DCK) | 5 | 4.2 mm² 2 x 2.1 |