Overview
The LTC6752ISC6-4#TRMPBF is a high-speed comparator from Analog Devices Inc., part of the LTC6752 family. These comparators are designed for very high speed applications, supporting toggle rates up to 280MHz and exhibiting low propagation delays of 2.9ns. They feature fast rise and fall times of 1.2ns, making them ideal for critical timing applications such as high frequency line drivers and clock recovery circuits.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Toggle Rate | Up to 280 | MHz |
| Propagation Delay | 2.9 | ns |
| Rise/Fall Time | 1.2 | ns |
| Input Voltage Range | 2.45V to 3.5V or 5.25V | V |
| Output Supply Voltage Range | 1.71V to 3.5V | V |
| Input Offset Voltage | –5.5 to 8.5 | mV |
| Input Hysteresis Voltage | 5 | mV |
| Common Mode Rejection Ratio (CMRR) | 50 to 66 | dB |
| Power Supply Rejection Ratio (PSRR) | 53 to 75 | dB |
| Operating Temperature Range | –40°C to 125°C | °C |
| Package Type | 6-Lead SC70 |
Key Features
- Rail-to-rail inputs with a wide operating voltage range.
- CMOS outputs with low propagation delay and fast rise/fall times.
- Separate input and output supplies, allowing for direct interface with 1.8V logic devices.
- Options for shutdown, output latch, adjustable hysteresis, and complementary outputs.
- Low jitter of 4.5ps RMS, suitable for high-frequency applications.
- High common mode rejection ratio (CMRR) and power supply rejection ratio (PSRR).
Applications
The LTC6752ISC6-4#TRMPBF is ideally suited for various high-speed applications, including:
- High frequency line drivers.
- Clock recovery circuits.
- Critical timing applications requiring low propagation delays and fast rise/fall times.
- Interfaces with 1.8V logic devices due to the separate supply options.
Q & A
- What is the maximum toggle rate of the LTC6752ISC6-4#TRMPBF?
The maximum toggle rate is up to 280MHz.
- What is the propagation delay of the LTC6752ISC6-4#TRMPBF?
The propagation delay is 2.9ns.
- What are the rise and fall times of the LTC6752ISC6-4#TRMPBF?
The rise and fall times are 1.2ns each.
- What is the input voltage range for the LTC6752ISC6-4#TRMPBF?
The input voltage range is from 2.45V to 3.5V or up to 5.25V.
- What is the output supply voltage range for the LTC6752ISC6-4#TRMPBF?
The output supply voltage range is from 1.71V to 3.5V.
- What is the common mode rejection ratio (CMRR) of the LTC6752ISC6-4#TRMPBF?
The CMRR is between 50 to 66 dB.
- What is the power supply rejection ratio (PSRR) of the LTC6752ISC6-4#TRMPBF?
The PSRR is between 53 to 75 dB.
- What is the operating temperature range for the LTC6752ISC6-4#TRMPBF?
The operating temperature range is from –40°C to 125°C.
- What package type is the LTC6752ISC6-4#TRMPBF available in?
The LTC6752ISC6-4#TRMPBF is available in a 6-Lead SC70 package.
- What are some typical applications for the LTC6752ISC6-4#TRMPBF?
Typical applications include high frequency line drivers, clock recovery circuits, and critical timing applications.
