Overview
The TL3116IDR is an ultra-fast, low-power precision comparator designed by Texas Instruments. This component is optimized for high-speed applications while maintaining low power consumption. It is capable of operating from either a single 5-V power supply or dual ±5-V supplies, making it versatile for various circuit designs. The TL3116IDR is a pin-for-pin functional replacement for the LT1116 comparator, offering significant improvements in power efficiency.
Key Specifications
| Parameter | Test Conditions | Typical Value | Minimum Value | Maximum Value | Unit |
|---|---|---|---|---|---|
| Propagation Delay Time (tpd1) | ΔVI = 100 mV, TA = 25°C | 10 ns | 9.9 ns | 12 ns | ns |
| Input Offset Voltage (VIO) | TA = 25°C | 3 mV | 0.5 mV | 3.5 mV | mV |
| Input Offset Current (IIO) | TA = 25°C | 0.2 μA | 0.1 μA | 0.3 μA | μA |
| Common-Mode Input Voltage Range (VICR) | VDD = ±5 V | -5 to 2.5 V | -5 V | 2.5 V | V |
| Positive Supply Current (ICC) | TA = full range | 12.7 mA | 12.7 mA | 15 mA | mA |
| Low-Level Output Voltage (VOL) | I(sink) = 4 mA, V+ ≤ 4.6 V, TA = 25°C | 600 mV | 400 mV | 600 mV | mV |
| High-Level Output Voltage (VOH) | V+ ≤ 4.6 V, IO = 1 mA, TA = 25°C | 3.9 V | 3.6 V | 3.9 V | V |
Key Features
- Ultra-Fast Operation: Propagation delay as low as 10 ns.
- Low Power Consumption: Typical positive supply current of 12.7 mA.
- Flexible Power Supply: Operates from a single 5-V supply or dual ±5-V supplies.
- Complementary Outputs: Allows for versatile output configurations.
- Output Latch Capability: Outputs can be latched using the LATCH ENABLE terminal.
- Low Offset Voltage: Tight offset voltage for precision applications.
- High Common-Mode Rejection Ratio (CMRR): Up to 100 dB.
- Wide Common-Mode Input Voltage Range: Includes negative rail for ground sensing applications.
Applications
- High-Speed Data Acquisition Systems: Ideal for applications requiring fast response times.
- Precision Measurement Instruments: Suitable for applications needing low offset voltage and high gain.
- Ground Sensing Applications: The input common-mode voltage extends to the negative rail, making it suitable for ground sensing.
- TTL Logic Interfaces: Designed to interface directly with TTL logic.
- Automotive and Industrial Control Systems: Robust performance over a wide temperature range (-40°C to 85°C).
Q & A
- What is the typical propagation delay of the TL3116IDR?
The typical propagation delay of the TL3116IDR is 10 ns.
- What are the operating temperature ranges for the TL3116IDR?
The TL3116IDR operates over a temperature range of -40°C to 85°C.
- Can the TL3116IDR operate from a single power supply?
- What is the typical positive supply current of the TL3116IDR?
The typical positive supply current is 12.7 mA.
- Does the TL3116IDR have output latch capability?
- What is the common-mode input voltage range of the TL3116IDR?
The common-mode input voltage range is from -5 V to 2.5 V when VDD = ±5 V.
- Is the TL3116IDR suitable for ground sensing applications?
- What is the typical input offset voltage of the TL3116IDR?
The typical input offset voltage is 3 mV at TA = 25°C.
- Can the TL3116IDR be used as a replacement for the LT1116 comparator?
- What are the package options available for the TL3116IDR?
The TL3116IDR is available in SOIC (D) and TSSOP (PW) packages.
