Overview
The TS393CDT, produced by STMicroelectronics, is a micropower CMOS dual voltage comparator. This device is characterized by its extremely low power consumption, typically 9 µA per comparator, which is significantly lower than its bipolar counterpart, the LM393. The TS393CDT offers high performance and low power consumption, making it suitable for a variety of applications where energy efficiency is crucial.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Supply Voltage | 2.7 to 16 V (single supply), ±1.35 V to ±8 V (dual supplies) | V |
| Supply Current (each comparator) | 9 to 25 µA | µA |
| Input Bias Current | 1 to 600 pA | pA |
| Input Offset Voltage | 1.4 to 6.5 mV | mV |
| Common Mode Input Voltage Range | 0 to VCC+ - 1.5 V | V |
| Response Time (low to high) | 1.5 to 2.5 µs | µs |
| Response Time (high to low) | 0.08 to 2.5 µs | µs |
| Operating Temperature Range | 0 to +70 °C (TS393C), -40 to +125 °C (TS393I) | °C |
| Package Types | DIP8, SO-8, TSSOP8 |
Key Features
- Extremely low supply current: typically 9 µA per comparator.
- Wide single supply range: 2.7 V to 16 V or dual supplies (±1.35 V to ±8 V).
- Extremely low input bias current: 1 pA typical.
- Extremely low input offset current: 1 pA typical.
- Input common-mode voltage range includes ground.
- High input impedance: 10^12 Ω typical.
- Fast response time: 2.5 µs typical for 5 mV overdrive.
- Pin-to-pin and functionally compatible with dual bipolar LM393.
Applications
The TS393CDT is suitable for various applications requiring low power consumption and high performance, such as:
- Battery-powered devices.
- Portable electronics.
- Automotive systems.
- Industrial control systems.
- Medical devices.
Q & A
- What is the typical supply current of the TS393CDT?
The typical supply current of the TS393CDT is 9 µA per comparator.
- What is the operating temperature range for the TS393C and TS393I versions?
The operating temperature range for the TS393C is 0 to +70 °C, and for the TS393I, it is -40 to +125 °C.
- What are the package types available for the TS393CDT?
The TS393CDT is available in DIP8, SO-8, and TSSOP8 packages.
- How does the TS393CDT compare to the LM393 in terms of power consumption?
The TS393CDT consumes significantly less power than the LM393, with a typical supply current 20 times lower.
- What is the input common-mode voltage range of the TS393CDT?
The input common-mode voltage range includes ground and extends up to VCC+ - 1.5 V.
- What is the response time of the TS393CDT for a 5 mV overdrive?
The response time for a 5 mV overdrive is typically 2.5 µs.
- Is the TS393CDT compatible with the LM393?
Yes, the TS393CDT is pin-to-pin and functionally compatible with the dual bipolar LM393.
- What are the typical values for input bias and input offset currents?
The typical values for both input bias and input offset currents are 1 pA.
- What is the high input impedance of the TS393CDT?
The high input impedance is typically 10^12 Ω.
- What are some common applications for the TS393CDT?
Common applications include battery-powered devices, portable electronics, automotive systems, industrial control systems, and medical devices.
