Overview
The LMH6702MA, produced by Texas Instruments, is a 1.7-GHz ultra-low distortion wideband operational amplifier. This device is designed for wide dynamic range systems that require exceptional signal fidelity. It utilizes current feedback architecture, which provides unity gain stability at high speeds without the need for external compensation. The LMH6702MA is ideal for applications such as high-speed flash A-D and D-A converters, radar, and communication receivers, where low harmonic and intermodulation distortion are critical.
Key Specifications
| Parameter | Value | Conditions |
|---|---|---|
| Bandwidth (-3 dB) | 1.7 GHz | VOUT = 0.5 VPP, AV = 2 |
| Slew Rate | 3100 V/μs | |
| Supply Current | 12.5 mA | VS = ±5 V, RL = 100 Ω |
| Output Current | 80 mA | |
| Input Referred Noise | 1.83 nV/√Hz | >1 MHz |
| Harmonic Distortion (2nd and 3rd) | -100/-96 dBc | 5 MHz, SOT-23 package |
| Operating Temperature | -40°C to 85°C | |
| Input Offset Voltage | 6 mV | |
| Package Options | SOIC (8-pin), SOT-23 (5-pin) |
Key Features
- Ultra-low harmonic distortion and intermodulation distortion, making it suitable for high-fidelity applications.
- High bandwidth of 1.7 GHz with minimal dependence on closed-loop gain.
- Fast settling time to 0.1% in 13.4 ns.
- Low input referred noise of 1.83 nV/√Hz.
- Unity gain stability without external compensation due to current feedback architecture.
- Available in SOIC and SOT-23 packages.
Applications
- Flash A-D and D-A converters.
- Wide dynamic range IF amplifiers.
- Radar and communication receivers.
- Line drivers.
- High-resolution video applications.
Q & A
- What is the bandwidth of the LMH6702MA?
The LMH6702MA has a bandwidth of 1.7 GHz when VOUT = 0.5 VPP and AV = 2.
- What is the slew rate of the LMH6702MA?
The slew rate of the LMH6702MA is 3100 V/μs.
- What are the typical harmonic distortion levels for the LMH6702MA?
The LMH6702MA has harmonic distortion levels of -100/-96 dBc for the 2nd and 3rd harmonics at 5 MHz.
- What is the input referred noise of the LMH6702MA?
The input referred noise is 1.83 nV/√Hz above 1 MHz.
- What are the package options for the LMH6702MA?
The LMH6702MA is available in SOIC (8-pin) and SOT-23 (5-pin) packages.
- What is the operating temperature range for the LMH6702MA?
The operating temperature range is -40°C to 85°C.
- What is the typical supply current for the LMH6702MA?
The typical supply current is 12.5 mA when VS = ±5 V and RL = 100 Ω).
- What is the maximum output current of the LMH6702MA?
The maximum output current is 80 mA).
- What architecture does the LMH6702MA use?
The LMH6702MA uses current feedback architecture, which provides unity gain stability without external compensation).
- What are some common applications for the LMH6702MA?
Common applications include flash A-D and D-A converters, wide dynamic range IF amplifiers, radar and communication receivers, line drivers, and high-resolution video applications).
