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ICL3243CA from INTERSIL

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15.625ms

ICL3243CA

Manufacturer: INTERSIL

One microamp supply-current, +3V to +5.5V, 250kbps, RS-232 transmitter/receiver

Partnumber Manufacturer Quantity Availability
ICL3243CA INTERSIL 250 In Stock

Description and Introduction

One microamp supply-current, +3V to +5.5V, 250kbps, RS-232 transmitter/receiver The **ICL3243CA** is a **3.0V to 5.5V, low-power, 3-driver/5-receiver RS-232 transceiver** manufactured by **Intersil** (now part of Renesas Electronics).  

### **Key Specifications:**  
- **Supply Voltage Range:** **3.0V to 5.5V**  
- **Data Rate:** **250kbps** (guaranteed at 3.3V)  
- **Low Power Consumption:**  
  - **Active Mode:** **1mA typical**  
  - **Shutdown Mode:** **1µA typical**  
- **Number of Drivers/Receivers:** **3 drivers, 5 receivers**  
- **ESD Protection:** **±15kV (Human Body Model)**  
- **Operating Temperature Range:** **0°C to +70°C**  
- **Package Type:** **28-lead SOIC**  

### **Descriptions and Features:**  
- Designed for **RS-232 communication** in **battery-powered and portable applications**.  
- Operates from a **single power supply (3.3V or 5V)**.  
- **Auto-powerdown feature** to conserve energy when not in use.  
- **Meets EIA/TIA-232-F standards**.  
- **Enhanced ESD protection** on transmitter outputs and receiver inputs.  
- **Receiver hysteresis** for improved noise immunity.  

This IC is commonly used in **industrial control, networking, and embedded systems** requiring RS-232 communication.  

*(Note: Intersil was acquired by Renesas Electronics in 2017, but legacy Intersil part numbers may still be referenced.)*

Partnumber Manufacturer Quantity Availability
ICL3243CA INTER 97 In Stock

Description and Introduction

One microamp supply-current, +3V to +5.5V, 250kbps, RS-232 transmitter/receiver The ICL3243CA is a 3.0V to 5.5V RS-232 transceiver manufactured by **Intersil (now part of Renesas Electronics)**. Below are the key specifications, descriptions, and features:

### **Specifications:**
- **Supply Voltage Range:** 3.0V to 5.5V  
- **Data Rate:** Up to 250kbps  
- **Number of Drivers/Receivers:** 3 drivers, 5 receivers  
- **Operating Temperature Range:** -40°C to +85°C  
- **ESD Protection:** ±15kV (Human Body Model)  
- **Package Type:** 28-lead SSOP  

### **Descriptions:**
- The ICL3243CA is a low-power, RS-232-compliant transceiver designed for battery-powered and portable applications.  
- It integrates charge-pump circuitry to generate RS-232 voltage levels (±5.5V) from a single 3V to 5.5V supply.  
- The device includes three drivers, five receivers, and features an automatic power-down function to reduce power consumption when inactive.  

### **Features:**
- **Low Power Consumption:**  
  - 1µA (typ) shutdown current.  
  - Meets EIA/TIA-232-F standards.  
- **Enhanced ESD Protection:**  
  - ±15kV on transmitter outputs and receiver inputs.  
- **Auto-Powerdown:**  
  - Automatically enters low-power mode when no signal activity is detected.  
- **Wide Supply Voltage Range:**  
  - Supports 3V to 5.5V operation.  
- **Pin-Compatible:**  
  - Drop-in replacement for MAX3243 and similar devices.  

For detailed electrical characteristics and application circuits, refer to the official datasheet from Renesas Electronics (formerly Intersil).

Partnumber Manufacturer Quantity Availability
ICL3243CA INTERSIL 779 In Stock

Description and Introduction

One microamp supply-current, +3V to +5.5V, 250kbps, RS-232 transmitter/receiver The ICL3243CA is a RS-232 transceiver manufactured by **INTERSIL** (now part of Renesas Electronics). Below are its key specifications, descriptions, and features based on available data:

### **Specifications:**
- **Supply Voltage:** 3.0V to 5.5V  
- **Data Rate:** Up to **250kbps**  
- **Operating Temperature Range:** **-40°C to +85°C**  
- **Number of Drivers/Receivers:** **3 Drivers, 5 Receivers**  
- **ESD Protection:** **±15kV (Human Body Model)**  
- **Package:** **28-Lead SSOP**  
- **Compliance:** Meets **EIA/TIA-232-F** standards  

### **Description:**
The ICL3243CA is a **low-power, 3.0V to 5.5V RS-232 transceiver** designed for serial communication applications. It integrates charge-pump circuitry to generate RS-232 voltage levels from a single supply, eliminating the need for external ±12V supplies.  

### **Features:**
- **Low Power Consumption:**  
  - **Auto-Powerdown** feature for reduced power usage.  
  - **1µA Supply Current** in shutdown mode.  
- **Enhanced ESD Protection:**  
  - **±15kV HBM** on transmitter outputs and receiver inputs.  
- **Wide Supply Range:** Supports **3.0V to 5.5V** operation.  
- **On-Chip Charge Pump:** Generates RS-232 compliant **±5.5V** output levels.  
- **Receiver Hysteresis:** Improves noise immunity.  
- **Pin-Compatible:** Drop-in replacement for similar RS-232 transceivers.  

This device is commonly used in **battery-powered systems, industrial controls, and portable equipment** requiring robust RS-232 communication.  

Would you like additional details on pin configurations or application notes?

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