Overview
The LMH6646MM/NOPB is a high-speed, dual-channel operational amplifier produced by Texas Instruments. This device is part of the LMH664x series, known for its rail-to-rail input and output capabilities, making it suitable for a wide range of applications. The LMH6646MM/NOPB operates with a low supply current of 650 μA per channel and is designed for use in systems requiring high bandwidth and low power consumption.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| Supply Voltage (V+ - V−) | - | - | 12.6 | V |
| Input Offset Voltage (VOS) | -4 | - | 4 | mV |
| Input Bias Current (IB) | -0.68 | - | -2 | μA |
| Slew Rate (SR) | 15 | - | 22 | V/μs |
| Bandwidth (BW) | - | - | 55 | MHz |
| Power Supply Rejection Ratio (PSRR) | 75 | - | 95 | dB |
| Supply Current (IS) per Channel | 700 | - | 1400 | μA |
| Shutdown Current (ISD) | - | - | 50 | μA |
| Junction Temperature | - | - | 150 | °C |
Key Features
- Rail-to-rail input and output
- High bandwidth: 55 MHz
- Low supply current: 650 μA per channel
- High slew rate: 15 V/μs to 22 V/μs
- Low input offset voltage: ±4 mV
- High power supply rejection ratio: 75 dB to 95 dB
- Shutdown capability (LMH6646 and LMH6647 models)
Applications
The LMH6646MM/NOPB is suitable for various high-speed analog applications, including:
- Video and audio signal processing
- Medical imaging and diagnostic equipment
- Industrial control systems
- High-speed data acquisition systems
- Telecommunication equipment
Q & A
- What is the operating supply voltage range for the LMH6646MM/NOPB?
The operating supply voltage range is up to 12.6 V. - What is the typical supply current per channel for the LMH6646MM/NOPB?
The typical supply current per channel is 650 μA. - What is the bandwidth of the LMH6646MM/NOPB?
The bandwidth is 55 MHz. - Does the LMH6646MM/NOPB have a shutdown feature?
Yes, the LMH6646MM/NOPB has a shutdown capability. - What is the slew rate of the LMH6646MM/NOPB?
The slew rate is between 15 V/μs and 22 V/μs. - What is the input offset voltage range for the LMH6646MM/NOPB?
The input offset voltage range is ±4 mV. - What is the power supply rejection ratio (PSRR) of the LMH6646MM/NOPB?
The PSRR is between 75 dB and 95 dB. - What is the junction temperature limit for the LMH6646MM/NOPB?
The junction temperature limit is 150°C. - What package type is the LMH6646MM/NOPB available in?
The LMH6646MM/NOPB is available in an 8-pin VSSOP package. - Is the LMH6646MM/NOPB RoHS compliant?
Yes, the LMH6646MM/NOPB is RoHS compliant.
