Product Overview
The Maxim/Analog Devices MAX1480ECCPI+ is a complete electrically isolated half-duplex RS-485/RS-422 data interface. Slew-rate limited to 250kbps, 1260VRMS isolation, and +/-15kV ESD in a 28-pin PDIP package.
Key Specifications
| Function | Isolated RS-485/RS-422 Half-Duplex |
| Data Rate | 250 kbps (slew-limited) |
| Isolation Voltage | 1260 VRMS (1 min) / 1520 VRMS (1s) |
| ESD Protection | +/-15 kV HBM on I/O pins |
| Supply Voltage | 4.5V to 5.5V (single 5V) |
| Supply Current | 120 mA max |
| Shutdown Current | 0.2 uA typ |
| Transceivers | 1 Driver / 1 Receiver |
| Operating Temperature | 0 to +70C |
| Package | 28-Pin PDIP (37.3×14.6mm) |
Features
- Complete isolated RS-485 interface in one package
- 1260VRMS galvanic isolation
- +/-15kV ESD on bus pins
- Slew-limited for error-free 250kbps
- Half-duplex operation
- Thermal shutdown and current limiting
Applications
- Isolated industrial RS-485 network
- Building HVAC control bus
- Medical equipment isolated communication
- Automatic test equipment interface