ZT3491E
ZT3491E is Low Power 3V 250kbps/16Mbps RS485E Transceivers manufactured by Zywyn.
- Part of the ZT3483E comparator family.
- Part of the ZT3483E comparator family.
Features
- Meets or exceeds the requirements of ANSI Standard TIA/EIA-485-A and ISO 8482:1987(E) specifications for VCC at +3.3V ±10%
- Low quiescent current
- 0.5m A typ., 1.5m A max.
- Low shutdown current (where applicable)
- 0.05μA typical, 10μA max.
- Guaranteed standard data rate 250kbps or 16Mbps
- True Fail-Safe (Open and Short) Receiver
- -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
- Controlled driver output slew rate and receiver input filtering
- Active-high driver enable and active-low receiver enable
- ESD Protection on bus terminals
±15k V Human Body Model (HBM)
- Drop-in Replacements for MAX3483E, MAX3485E,
MAX3488E, MAX3490E, MAX3491E
- High fanout driving 1/8 unit load (256 devices) available on ZT3070E Series
General Description
The ZT3485E series devices are 3V 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 ZT3485E series devices span out with half or full duplex, data rate guaranteed at 250kbps or 16Mbps, and allow one unit load that fan out 32 devices sharing a mon bus. The I/Os are enhanced-electrostatic discharge (ESD) protected, exceeding ±15k V Human Body Model (HBM).
Applications
- RS-422/RS-485 munications
- Utility meters
- Industrial process control
- Building automation
- Level translators
- Transceivers for EMI-sensitive applications
- Routers and HUBs
- Industrial-controlled Local Area...
