Overview
The LMC6772QMMX/NOPB is an ultra-low power dual comparator designed by Texas Instruments. This device is optimized for low power consumption, making it ideal for battery-powered applications and systems where power efficiency is critical. It operates over a wide range of supply voltages from 2.7V to 15V and features rail-to-rail input common mode voltage range, exceeding both the positive and negative supply rails. The open-drain output allows for wired-OR configurations and can be pulled to any voltage rail up to 15V, regardless of the supply voltage. The LMC6772QMMX/NOPB is AEC-Q100 qualified and operates within a temperature range of -40°C to 125°C, making it suitable for automotive and other demanding environments.
Key Specifications
| Parameter | Value |
|---|---|
| Package | VSSOP-8 |
| Pins | 8 |
| Operating Temperature Range (°C) | -40 to 125 |
| Supply Voltage Range | 2.7V to 15V, ±1.35V to ±7.5V |
| Input Offset Voltage (Max) | 10mV @ 5V |
| Input Bias Current (Max) | 0.04pA @ 5V |
| Output Current (Typ) | 30mA |
| Quiescent Current (Max) | 20µA |
| CMRR, PSRR (Typ) | 75dB CMRR, 80dB PSRR |
| Propagation Delay (Max) | 10µs |
| Qualification | AEC-Q100 |
| Mounting Type | Surface Mount |
| Number of Channels | 2 Channel |
Key Features
- Ultra-low power consumption: Maximum 10 μA/comparator power supply current.
- Wide range of supply voltages: 2.7V to 15V.
- Rail-to-rail input common mode voltage range.
- Open-drain output with short circuit protection: 40 mA.
- Fast propagation delay: 5 μs (@V_S = 5V, 100 mV overdrive).
- AEC-Q100 qualified and operates within a temperature range of -40°C to 125°C.
- High gain bandwidth and low distortion ratio.
Applications
The LMC6772QMMX/NOPB is designed for systems where low power consumption is a critical parameter. It is ideal for battery-powered applications, automotive systems, and other environments requiring high reliability and efficiency. The device's rail-to-rail input capability and open-drain output make it versatile for various circuit configurations, including wired-OR configurations.
Q & A
- What is the maximum power consumption of the LMC6772QMMX/NOPB?
The maximum power consumption is 10 μA per comparator.
- What is the operating temperature range of the LMC6772QMMX/NOPB?
The operating temperature range is -40°C to 125°C.
- What is the supply voltage range for the LMC6772QMMX/NOPB?
The supply voltage range is 2.7V to 15V, and ±1.35V to ±7.5V for dual supply.
- What type of output does the LMC6772QMMX/NOPB have?
The LMC6772QMMX/NOPB has an open-drain output.
- Is the LMC6772QMMX/NOPB AEC-Q100 qualified?
Yes, the LMC6772QMMX/NOPB is AEC-Q100 qualified.
- What is the propagation delay of the LMC6772QMMX/NOPB?
The propagation delay is 5 μs (@V_S = 5V, 100 mV overdrive).
- What is the input offset voltage of the LMC6772QMMX/NOPB?
The input offset voltage is 10mV @ 5V.
- What is the common mode rejection ratio (CMRR) of the LMC6772QMMX/NOPB?
The CMRR is 75dB.
- What is the power supply rejection ratio (PSRR) of the LMC6772QMMX/NOPB?
The PSRR is 80dB.
- What package type does the LMC6772QMMX/NOPB come in?
The LMC6772QMMX/NOPB comes in a VSSOP-8 package.
