Overview
The LMH6882SQX/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 of 42 dBm OIP3, making it suitable for a wide variety of signal conditioning applications. The LMH6882 combines the benefits of both fully differential amplifiers and variable-gain amplifiers, offering superior noise and distortion performance across its entire gain range without the need for external resistors.
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 | |
| Operating Temperature Range | -40 to 85 | °C |
| Package Type | 36-pin WQFN (NJK) | |
| Supply Voltage | 4.75 to 5.25 | V |
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 range from 6 dB to 26 dB with 0.25 dB step size
- Input impedance of 100 Ω, supporting both differential and 50-Ω single-ended signal sources
- Parallel and serial gain control options
- Power down capability
- 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 bandwidth of 2.4 GHz.
- What is the OIP3 of the LMH6882 at 100 MHz?
The OIP3 of the LMH6882 at 100 MHz is 42 dBm.
- What is the noise figure of the LMH6882?
The noise figure of the LMH6882 is 9.7 dB.
- What is the voltage gain range of the LMH6882?
The voltage gain range of the LMH6882 is from 6 dB to 26 dB with a step size of 0.25 dB.
- What is the input impedance of the LMH6882?
The input impedance of the LMH6882 is 100 Ω.
- Does the LMH6882 support parallel and serial gain control?
- What is the operating temperature range of the LMH6882?
The operating temperature range of the LMH6882 is -40°C to 85°C.
- In what package is the LMH6882 available?
The LMH6882 is available in a 36-pin WQFN (NJK) package.
- What are some typical applications of the LMH6882?
The LMH6882 is used in applications such as microwave backhaul radio receivers, zero IF sampling, I/Q sampling, medical imaging, and RF/IF and baseband gain blocks.
- Does the LMH6882 have power down capability?
