产品概览
The Maxim Integrated (now Analog Devices) MAX485ECSA+ is a low-power RS-485/RS-422 transceiver with ±15 kV ESD protection, operating from a single 5 V supply. Packaged in an SOIC-8, it supports data rates up to 2.5 Mbps in half-duplex mode with slew-rate-unlimited outputs, and is designed for harsh-environment industrial communication networks.
主要规格
| Interface | RS-485 / RS-422 |
| 数据速率 | 2.5 Mbps |
| 电源电压 | 4.75 V to 5.25 V |
| ESD Protection | ±15 kV (HBM) |
| 静态电流 | 300 µA (typical) |
| 包装 | SOIC-8 |
特点
- ±15 kV ESD protection on all bus pins
- 2.5 Mbps data rate (slew rate unlimited)
- Half-duplex operation with driver/receiver enable
- Low quiescent current: 300 µA typical
- -7 V to +12 V common-mode input range
- Current limiting and thermal shutdown protection
应用
- RS-485 industrial communication networks
- RS-422 point-to-point links
- Level translators for EMI-sensitive environments
- Building automation and HVAC controls
- Programmable logic controller (PLC) interfaces