产品概览
The Analog Devices LTC2870IUFD is a reconfigurable RS485/RS232 multiprotocol transceiver. Supports both RS485 (half/full duplex) and RS232 in a single IC, TSSOP-20 package.
主要规格
| Protocol | RS485 and RS232 (selectable) |
| RS485 Data Rate | Up to 20 Mbps |
| RS232 Data Rate | Up to 1 Mbps |
| 电源电压 | 3.3V or 5V |
| ESD Protection | +/-15 kV HBM on bus pins |
| Current (active) | ~10 mA typ |
| Current (shutdown) | ~1 uA |
| Operating Temp | -40 to +85C |
| 包装 | TSSOP-20 |
特点
- Dual-protocol RS485/RS232 in one IC
- Software-selectable protocol
- 20 Mbps RS485, 1 Mbps RS232
- +/-15 kV ESD on bus pins
- 3.3V or 5V supply
- 1 uA shutdown current
应用
- Industrial multiprotocol comm ports
- Legacy RS232 to RS485 adapter
- Building automation BACnet
- Point-of-sale communication