ZT491E Overview
The ZT485E series devices are 5V differential data line transceivers for RS485/RS422 munication that consist of one driver and one receiver with high level of ESD protection. They are designed for balanced transmission lines interface that meet ANSI standard TIA/EIA-485-A and ISO 8482:1987(E) specifications. The ZT485E series devices spans out with half or full duplex, data rate guaranteed at 250k bit per second or...
ZT491E Key Features
- Meets or exceeds the requirements of ANSI Standard TIA/EIA-485-A and ISO 8482:1987(E) specifications for VCC at +5V ±5%
- Low quiescent current
- 0.5mA typ., 1mA max
- Low shutdown current (where applicable)
- 0.01µA .. typical, 10µA max
- Guaranteed standard data rate 250kbps or 10Mbps
- Thermal shutdown protection
- 7V to +12V mon-mode input voltage range
- Half-Duplex or Full-Duplex configuration
- Allows up to 1 unit load (32 devices) on the same mon bus