+/-15kV ESD Protected/+3#V to +5.5V/ 1Microamp/ 250kbps/ RS-232 Transceivers with Enhanced Automatic Powerdown and a Separate Logic Supply The **ISL83387EIV** is a **dual-channel RS-232 transceiver** manufactured by **Intersil** (now part of Renesas Electronics). Below are its key specifications, descriptions, and features based on the available knowledge base:
### **Specifications:**
- **Supply Voltage:** Operates from a **single +3.3V or +5V power supply**.
- **Data Rate:** Supports **up to 1Mbps** data transmission.
- **ESD Protection:**
- **±15kV (Human Body Model, HBM)** on transmitter outputs and receiver inputs.
- **±8kV (IEC 61000-4-2, Contact Discharge)**.
- **Operating Temperature Range:** **-40°C to +85°C** (Industrial Grade).
- **Package:** **28-lead TSSOP** (Thin Shrink Small Outline Package).
- **Compliance:** Meets **EIA/TIA-232 and V.28/V.24 standards**.
- **Low Power Consumption:**
- **Active Mode:** ~1mA per channel.
- **Shutdown Mode:** <1µA (when disabled).
### **Descriptions:**
- The **ISL83387EIV** is a **dual-channel RS-232 transceiver** designed for **industrial and communication applications**.
- It integrates **two drivers and two receivers**, supporting full-duplex communication.
- It is **compatible with 3.3V and 5V logic interfaces**, making it versatile for mixed-voltage systems.
- The device includes **on-board charge pumps**, eliminating the need for external ±12V power supplies.
### **Features:**
1. **Dual RS-232 Transceivers** (2 drivers, 2 receivers).
2. **Single +3.3V or +5V Power Supply Operation**.
3. **High ESD Protection** (±15kV HBM, ±8kV IEC 61000-4-2).
4. **Low Power Consumption** (1mA per channel in active mode, <1µA in shutdown).
5. **1Mbps Data Rate** for fast communication.
6. **Industrial Temperature Range** (-40°C to +85°C).
7. **No External Capacitors Required** (internal charge pump for ±5.5V output).
8. **Auto-Powerdown Feature** for power savings.
9. **Compatible with TTL/CMOS Logic Levels** (3.3V/5V).
10. **28-Lead TSSOP Package** for compact PCB designs.
This device is commonly used in **industrial automation, networking equipment, point-of-sale terminals, and embedded systems** requiring robust RS-232 communication.
