Overview
The ST26C32ABDR, produced by STMicroelectronics, is a quad differential line receiver designed to meet the EIA standards RS-422 and RS-423 for both balanced and unbalanced digital data transmission. This component retains the low power characteristics of CMOS technology, making it suitable for a variety of applications requiring reliable and efficient data transmission. The ST26C32ABDR 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 |
| Maximum Enable Input Rise/Fall Times | 500 ns | ns |
| High Level Output Voltage (VOH) | 3.8 to 4.2 | V |
| Low Level Output Voltage (VOL) | 0.2 to 0.3 | V |
| Output Rise and Fall Times | 4 to 9 ns | ns |
| Data Rate | Up to 20 Mbits/s | Mbits/s |
| Package Types | SO-16, TSSOP16 |
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
- 6 mA source and sink capability
- Available in surface mount packages (SO-16 and TSSOP16)
- Input will not load line when VCC = 0 V
Applications
The ST26C32ABDR is suitable for various applications requiring reliable and efficient digital data transmission, including:
- Industrial automation systems
- Telecommunication equipment
- Data communication networks
- Embedded systems
- Any system requiring compliance with RS-422 and RS-423 standards
Q & A
- What are the main standards that the ST26C32ABDR complies with?
The ST26C32ABDR complies with the EIA standards RS-422 and RS-423. - What is the typical propagation delay of the ST26C32ABDR?
The typical propagation delay is 19 ns. - What is the input sensitivity of the ST26C32ABDR?
The input sensitivity is 200 mV over the common mode input voltage range of ±7 V. - What types of packages is the ST26C32ABDR available in?
The ST26C32ABDR is available in SO-16 and TSSOP16 surface mount packages. - What is the maximum data rate supported by the ST26C32ABDR?
The maximum data rate supported is up to 20 Mbits/s. - Does the ST26C32ABDR have any features to prevent output oscillation?
Yes, it features internal pull-up and pull-down resistors to prevent output oscillation on unused channels. - What is the operating temperature range of the ST26C32ABDR?
The operating temperature range is -40 to +85 °C. - What is the supply voltage range for the ST26C32ABDR?
The supply voltage range is 4.5 to 5.5 V. - Does the ST26C32ABDR have 3-state outputs?
Yes, it features 3-state outputs for connection to system buses. - What is the typical input hysteresis of the ST26C32ABDR?
The typical input hysteresis is 60 mV.
