Overview
The TLC3704IDR is a quad micropower voltage comparator from Texas Instruments, designed to operate from a single supply and be compatible with modern HCMOS logic systems. It is part of the TLC3704 series, which is functionally similar to the LM339 but consumes significantly less power while maintaining similar response times. The TLC3704IDR is characterized for operation over the extended industrial temperature range of −40°C to 85°C, making it suitable for a wide range of industrial applications.
Key Specifications
| Parameter | Unit | Min | Typ | Max |
|---|---|---|---|---|
| Supply Voltage, VDD | V | 3 | 5 | 16 |
| Common-Mode Input Voltage, VIC | V | −0.2 VDD | VDD − 1.5 | |
| High-Level Output Current, IOH | mA | −20 | ||
| Low-Level Output Current, IOL | mA | 20 | ||
| Operating Free-Air Temperature, TA | °C | −40 | 85 | |
| Input Offset Voltage, VIO | mV | 1.2 | 5 | 7 |
| Input Offset Current, IIO | pA | 1 | 0.3 nA | |
| Input Bias Current, IIB | pA | 5 | 0.6 nA | |
| Propagation Delay Time (Low to High), tPLH | µs | 2.7 | ||
| Propagation Delay Time (High to Low), tPHL | µs | 2.3 | ||
| Supply Current (All Four Comparators), IDD | µA | 35 | 80 | 125 |
Key Features
- Low Power Consumption: The TLC3704IDR operates with very low power, typically 200 µW at 5 V, making it energy-efficient.
- Fast Response Time: It has a fast propagation delay time, typically 2.7 µs for low-to-high and 2.3 µs for high-to-low transitions with a 5-mV overdrive.
- Single Supply Operation: The device can operate from a single supply voltage ranging from 3 V to 16 V.
- Push-Pull CMOS Output: The output stage can drive capacitive loads directly without a pullup resistor, reducing power dissipation and component cost.
- High Input Impedance and Low Bias Currents: The LinCMOS process ensures high input impedance and low bias currents, enhancing the device's performance.
- On-Chip ESD Protection: The device includes on-chip ESD protection for robustness against electrostatic discharge.
- Wide Temperature Range: It is characterized for operation over the extended industrial temperature range of −40°C to 85°C.
Applications
- Industrial Automation: Suitable for various industrial automation applications due to its robust temperature range and low power consumption.
- Medical Devices: Can be used in medical devices where precise voltage comparison and low power consumption are critical.
- Aerospace and Defense: The military-grade temperature range of the TLC3704M variant makes it suitable for aerospace and defense applications.
- Consumer Electronics: Used in consumer electronics where low power and fast response times are essential.
- Automotive Systems: Applicable in automotive systems that require reliable and efficient voltage comparison.
Q & A
- What is the typical supply current of the TLC3704IDR?
The typical supply current for the TLC3704IDR is 80 µA at 25°C with all four comparators' outputs low and no load.
- What is the operating temperature range of the TLC3704IDR?
The TLC3704IDR operates over the extended industrial temperature range of −40°C to 85°C.
- Can the TLC3704IDR drive capacitive loads directly?
- What is the typical propagation delay time for the TLC3704IDR?
- Does the TLC3704IDR have on-chip ESD protection?
- What is the input offset voltage range for the TLC3704IDR?
- Can the TLC3704IDR operate on a single supply voltage?
- What is the common-mode input voltage range for the TLC3704IDR?
- How does the LinCMOS process benefit the TLC3704IDR?
- What are some typical applications of the TLC3704IDR?
