Overview
The ST26C32ABTR is a quad differential line receiver designed by STMicroelectronics to meet the requirements of EIA standard RS-422 and RS-423 for balanced and unbalanced digital data transmission. This component retains the low power characteristics of CMOS technology, making it suitable for a variety of applications where power efficiency is crucial. The ST26C32ABTR features an input sensitivity of 200 mV over a common mode input voltage range of ±7 V and includes internal pull-up and pull-down resistors to prevent output oscillation on unused channels.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Supply Voltage (VCC) | 4.5 to 5.5 | V |
| Operating Temperature Range | -40 to +85 | °C |
| Input Sensitivity | ±200 mV | mV |
| Common Mode Input Voltage Range | ±7 V | V |
| Typical Propagation Delay | 19 ns | ns |
| Typical Input Hysteresis | 60 mV | mV |
| Output Current Capability | ±6 mA | mA |
| Package Type | TSSOP-16L | |
| Maximum Enable Input Rise/Fall Times | 500 ns | ns |
Key Features
- CMOS design for low power consumption
- 3-state outputs for connection to system buses
- Meets the requirements of EIA standard RS-422, RS-423
- Internal pull-up and pull-down resistors to prevent output oscillation on unused channels
- Enable and disable function for all four receivers
- Input will not load line when VCC = 0 V
- Available in surface mount packages (TSSOP-16L and SO-16)
Applications
The ST26C32ABTR is suitable for various applications requiring balanced and unbalanced digital data transmission, such as:
- Industrial automation systems
- Telecommunication equipment
- Data communication networks
- Embedded systems requiring low power consumption
- Any system needing to comply with RS-422 and RS-423 standards
Q & A
- What is the primary function of the ST26C32ABTR?
The ST26C32ABTR is a quad differential line receiver designed to meet the RS-422 and RS-423 standards for balanced and unbalanced digital data transmission. - What is the input sensitivity of the ST26C32ABTR?
The input sensitivity is ±200 mV over the common mode input voltage range of ±7 V. - What is the typical propagation delay of the ST26C32ABTR?
The typical propagation delay is 19 ns. - What type of output does the ST26C32ABTR have?
The ST26C32ABTR features 3-state outputs with a source and sink capability of ±6 mA. - What are the operating temperature ranges for the ST26C32ABTR?
The operating temperature range is -40 to +85 °C. - What packages are available for the ST26C32ABTR?
The component is available in TSSOP-16L and SO-16 packages. - Does the ST26C32ABTR have internal pull-up and pull-down resistors?
Yes, it does, to prevent output oscillation on unused channels. - What is the maximum enable input rise/fall time for the ST26C32ABTR?
The maximum enable input rise/fall time is 500 ns. - Is the ST26C32ABTR RoHS compliant?
Yes, it is RoHS compliant with an Ecopack3 grade. - What is the typical input hysteresis of the ST26C32ABTR?
The typical input hysteresis is 60 mV.
