3.3V/ Low Power/ High Speed or Slew Rate Limited/ RS-485/RS-422 Transceivers The ISL83485IP is a high-speed, low-power RS-485/RS-422 transceiver manufactured by INTERSIL (now part of Renesas Electronics). Below are its key specifications, descriptions, and features:
### **Specifications:**
- **Supply Voltage (VCC):** 3.3V or 5V operation
- **Data Rate:** Up to 20Mbps
- **Operating Temperature Range:** -40°C to +85°C
- **Number of Drivers/Receivers:** 1 driver, 1 receiver
- **Bus I/O Protection:** ±15kV ESD (HBM) on bus pins
- **Low Power Consumption:**
- **Supply Current (Driver Enabled):** 1.5mA (max)
- **Supply Current (Driver Disabled):** 20μA (max)
- **Package:** 8-lead PDIP
### **Descriptions:**
- The ISL83485IP is a half-duplex transceiver designed for high-speed bidirectional data communication on multipoint bus transmission lines.
- It complies with RS-485 and RS-422 standards, supporting long-distance communication with high noise immunity.
- Features include thermal shutdown protection, short-circuit current limiting, and a fail-safe receiver design.
### **Features:**
- **High-Speed Operation:** Supports data rates up to 20Mbps.
- **Wide Supply Range:** Operates from a single 3.3V or 5V supply.
- **Low Power Consumption:** Ideal for battery-powered applications.
- **Robust ESD Protection:** ±15kV HBM protection on bus pins.
- **Half-Duplex Communication:** Single differential bus for bidirectional data transfer.
- **Thermal Shutdown Protection:** Prevents damage from excessive power dissipation.
- **Fail-Safe Receiver:** Ensures a logic-high output when inputs are open, shorted, or idle.
The ISL83485IP is commonly used in industrial automation, motor control, and networking applications requiring reliable high-speed communication.
