Overview
The LMH6882SQE/NOPB is a high-speed, high-performance programmable differential amplifier produced by Texas Instruments. This device boasts a bandwidth of 2.4 GHz and high linearity, making it suitable for a wide variety of signal conditioning applications. The LMH6882 combines the benefits of fully differential amplifiers and variable-gain amplifiers, offering superior noise and distortion performance across its entire gain range without the need for external resistors. This makes it an ideal choice for multiple applications requiring different gain settings.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Small Signal Bandwidth | 2400 | MHz |
| OIP3 @ 100 MHz | 42 | dBm |
| HD3 @ 100 MHz | -100 | dBc |
| Noise Figure | 9.7 | dB |
| Voltage Gain Range | 6 dB to 26 dB | |
| Voltage Gain Step Size | 0.25 | dB |
| Input Impedance | 100 | Ω |
| Gain Control | Parallel and Serial | |
| Power Down Capability | Yes | |
| Operating Temperature Range | -40 to 85 | °C |
| Package Type | WQFN (NJK) 36 pins |
Key Features
- High-speed operation with a bandwidth of 2.4 GHz.
- High linearity with OIP3 of 42 dBm at 100 MHz.
- Low distortion with HD3 of -100 dBc at 100 MHz.
- Noise figure of 9.7 dB.
- Voltage gain adjustable from 6 dB to 26 dB with 0.25 dB steps.
- Input impedance of 100 Ω, supporting both differential and 50-Ω single-ended signal sources.
- Parallel and serial gain control options.
- Power down capability for energy efficiency.
- Fabricated in TI’s CBiCMOS8 proprietary complementary silicon germanium process.
- Available in a space-saving, thermally enhanced 36-pin WQFN package.
Applications
- Microwave Backhaul Radio Receiver
- Zero IF Sampling
- In-Phase/Quadrature (I/Q) Sampling
- Medical Imaging
- RF/IF and Baseband Gain Blocks
- Differential Cable Driver
Q & A
- What is the bandwidth of the LMH6882?
The LMH6882 has a small signal bandwidth of 2400 MHz.
- What is the OIP3 of the LMH6882 at 100 MHz?
The OIP3 at 100 MHz is 42 dBm.
- What is the noise figure of the LMH6882?
The noise figure is 9.7 dB.
- What is the range of voltage gain for the LMH6882?
The voltage gain is adjustable from 6 dB to 26 dB.
- What is the input impedance of the LMH6882?
The input impedance is 100 Ω.
- Does the LMH6882 support both parallel and serial gain control?
Yes, it supports both parallel and serial gain control.
- What is the operating temperature range of the LMH6882?
The operating temperature range is -40 to 85 °C.
- In what package is the LMH6882 available?
The LMH6882 is available in a 36-pin WQFN (NJK) package.
- What process is the LMH6882 fabricated in?
The LMH6882 is fabricated in TI’s CBiCMOS8 proprietary complementary silicon germanium process.
- What are some common applications of the LMH6882?
Common applications include microwave backhaul radio receivers, zero IF sampling, I/Q sampling, medical imaging, RF/IF and baseband gain blocks, and differential cable drivers.
