LMP8358
- Supply Voltage 2.7V to 5.5V
- Supply Current 1.8 mA
- Max Gain Error 0.15%
- Max Gain Drift 16 ppm/°C
- Min CMRR 110 dB
- Max Offset Voltage 10 μV
- Max Offset Voltage Drift 50 nV/°C
- GBW (Gain = 10) 8 MHz
- Max Non-Linearity 100 ppm
- Operating Temperature Range ?40°C to 125°C
- Input Fault Detection
- SPI or Pin Configurable Modes
- EMIRR at 1.8GHz 92 dB
- 14-Pin SOIC and 14-Pin TSSOP Package
Typical Values Unless Otherwise Noted, TA = 25°C
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The LMP8358 is a precision programmable-gain instrumentation amplifier in TI's LMP precision amplifier family. Its gain can be programmed to 10, 20, 50, 100, 200, 500, or 1000 through an SPI-compatible serial interface or through a parallel interface. Alternatively, its gain can be set to an arbitrary value using two external resistors. The LMP8358 uses patented techniques to measure and continuously correct its input offset voltage, eliminating offset drift over time and temperature and the effect of 1/f noise. Its ground-sensing CMOS input features a high CMRR and low input bias currents. It is capable of sensing differential input voltages in a common-mode range that extends from 100mV below the negative supply to 1.4V below the positive supply, making it an ideal solution for interfacing with ground-referenced sensors, supply-referenced sensor bridges, and any other application requiring precision and long-term stability. Additionally, the LMP8358 includes fault detection circuitry to detect open and shorted inputs and deteriorating connections to the signal source. Other features that make the LMP8358 a versatile solution for many applications are its rail-to-rail output, low input voltage noise and high gain-bandwidth product.
技術文檔
| 類型 | 標題 | 下載最新的英語版本 | 日期 | |||
|---|---|---|---|---|---|---|
| * | 數據表 | LMP8358 Zero-Drift, Programmable Instrumentation Amplifier with Diagnostics 數據表 (Rev. B) | 2013年 3月 27日 | |||
| EVM 用戶指南 | LMP8358 Evaluation Board User Guide | 2012年 2月 21日 | ||||
| 應用手冊 | Going Beyond the Front End Zero-Drift, Program Instrumentation Amp w/Diagnostics | 2010年 5月 20日 |
設計和開發
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| 封裝 | 引腳 | CAD 符號、封裝和 3D 模型 |
|---|---|---|
| SOIC (D) | 14 | Ultra Librarian |
| TSSOP (PW) | 14 | Ultra Librarian |
訂購和質量
- RoHS
- REACH
- 器件標識
- 引腳鍍層/焊球材料
- MSL 等級/回流焊峰值溫度
- MTBF/時基故障估算
- 材料成分
- 鑒定摘要
- 持續可靠性監測
- 制造廠地點
- 封裝廠地點