Overview
The MAX999EUK+TG52 is a high-performance, ultra-high-speed comparator integrated circuit produced by Maxim Integrated, now part of Analog Devices Inc. This device is part of the MAX961–MAX964/MAX997/MAX999 family, known for their low power consumption and beyond-the-rails operation. The MAX999EUK+TG52 is optimized for single +3V or +5V supply voltages, making it versatile for various applications requiring high-speed and low-power comparator functions.
Key Specifications
| Parameter | Symbol | Conditions | Min | Typ | Max | Units |
|---|---|---|---|---|---|---|
| Supply Voltage | VCC | 2.7 | 5.5 | V | ||
| Input Common-Mode Voltage Range | VCMR | -0.1 | VCC + 0.1 | V | ||
| Input-Referred Trip Points | VTRIP | VCM = -0.1V or 5.1V, VCC = 5V | ±2.0 | ±3.5 | ±6.5 | mV |
| Input-Referred Hysteresis | 3.5 | mV | ||||
| Input Offset Voltage | VOS | VCM = -0.1V or 5.1V, VCC = 5V | ±0.5 | ±1.5 | ±4.5 | mV |
| Output Low Voltage | VOL | ISINK = 4mA | 0.52 | V | ||
| Supply Current per Comparator | ICC | VCC = 5V | 5 | 6.5 | 6.5 | mA |
| Propagation Delay | tPD | 5mV overdrive | 4.5 | 7.0 | 8.5 | ns |
| Operating Temperature Range | -40 | 85 | °C |
Key Features
- Ultra-High-Speed Operation: The MAX999EUK+TG52 features propagation delays as low as 4.5ns, making it suitable for high-speed applications.
- Low Power Consumption: With a supply current per comparator of 5mA to 6.5mA at VCC = 5V, this device is energy-efficient.
- Beyond-the-Rails Operation: The comparator can operate with input common-mode voltages beyond the supply rails.
- Internal Hysteresis: Built-in hysteresis helps in reducing noise sensitivity and oscillations.
- Shutdown Capability: The device includes a shutdown feature to further reduce power consumption when not in use.
- Wide Operating Temperature Range: The device operates from -40°C to +85°C, with some versions extending up to +125°C.
Applications
- High-Speed Data Acquisition Systems: Suitable for applications requiring fast and accurate signal comparison.
- Medical Devices: Used in medical equipment where high speed and low power are critical.
- Aerospace and Defense: Applicable in systems that require reliable and high-speed comparator functions over a wide temperature range.
- Industrial Automation: Ideal for control systems and sensors in industrial environments.
- Telecommunications: Used in communication equipment for signal processing and comparison.
Q & A
- What is the supply voltage range for the MAX999EUK+TG52?
The supply voltage range is from 2.7V to 5.5V.
- What is the propagation delay of the MAX999EUK+TG52?
The propagation delay is as low as 4.5ns with a 5mV overdrive.
- Does the MAX999EUK+TG52 have internal hysteresis?
Yes, the device includes internal hysteresis to reduce noise sensitivity and oscillations.
- What is the operating temperature range for the MAX999EUK+TG52?
The operating temperature range is from -40°C to +85°C, with some versions extending up to +125°C.
- Can the MAX999EUK+TG52 operate beyond the supply rails?
Yes, the comparator can operate with input common-mode voltages beyond the supply rails.
- What is the typical supply current per comparator for the MAX999EUK+TG52?
The typical supply current per comparator is 6.5mA at VCC = 5V.
- Does the MAX999EUK+TG52 have a shutdown feature?
Yes, the device includes a shutdown feature to reduce power consumption when not in use.
- What is the input-referred hysteresis of the MAX999EUK+TG52?
The input-referred hysteresis is 3.5mV.
- What is the output low voltage of the MAX999EUK+TG52?
The output low voltage is 0.52V with ISINK = 4mA.
- What are some common applications for the MAX999EUK+TG52?
Common applications include high-speed data acquisition systems, medical devices, aerospace and defense, industrial automation, and telecommunications.
