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LMH6554器件是一款高性能全差动放大器,旨在提供驱动8至16-所需的出色信号保真度和宽大信号带宽位高速数据采集系统。 LMH6554采用TI专有的差分电流模式输入级架构,具有单位增益,2.8 GHz的小信号带宽,允许在增益大于1的情况下工作,而不会牺牲响应平坦度,带宽,谐波失真或输出噪声性能。 /p>
器件的低阻差分输出设计用于驱动ADC输入和任何中间滤波器级。 LMH6554在低至200Ω的负载下驱动2 V峰峰值时,可提供高达75 MHz的16位线性度。
LMH6554采用TI先进的互补BiCMOS工艺制造而成提供节省空间的14引脚UQFN封装,以提高性能。
| Architecture |
| Number of Channels (#) |
| Total Supply Voltage (Min) (+5V=5, +/-5V=10) |
| Total Supply Voltage (Max) (+5V=5, +/-5V=10) |
| BW @ Acl (MHz) |
| Acl, min spec gain (V/V) |
| Slew Rate (Typ) (V/us) |
| Vn at Flatband (Typ) (nV/rtHz) |
| Vn at 1kHz (Typ) (nV/rtHz) |
| Iq per channel (Typ) (mA) |
| Vos (Offset Voltage @ 25C) (Max) (mV) |
| Rail-to-Rail |
| Features |
| Rating |
| Operating Temperature Range (C) |
| Package Group |
| Package Size: mm2:W x L (PKG) |
| CMRR (Typ) (dB) |
| Input Bias Current (Max) (pA) |
| Offset Drift (Typ) (uV/C) |
| GBW (Typ) (MHz) |
| Output Current (Typ) (mA) |
| 2nd Harmonic (dBc) |
| 3rd Harmonic (dBc) |
| @ MHz |
| LMH6554 |
|---|
| Bipolar Current FB Fully Differential |
| 1 |
| 4.7 |
| 5.25 |
| 2800 |
| 1 |
| 6200 |
| 0.9 |
| 0.9 |
| 52 |
| 3 |
| No |
| Shutdown |
| Catalog |
| -40 to 125 |
| UQFN |
| 14UQFN: 6 mm2: 2.5 x 2.5(UQFN) |
| 83 |
| 8000000 |
| 0 |
| 2500 |
| 150 |
| 68 |
| 70 |
| 250 |