3.3V/5V Low Power RS232 3-Driver/5-Receiver Transceiver The LTC1348ISW#PBF is a product from Linear Technology (now part of Analog Devices). Below are the factual specifications, descriptions, and features from Ic-phoenix technical data files:
### **Specifications:**
- **Manufacturer:** LINEAR (Linear Technology)
- **Part Number:** LTC1348ISW#PBF
- **Package:** SOIC-28
- **Type:** RS232 Transceiver
- **Operating Voltage Range:** 3V to 5.5V
- **Data Rate:** Up to 250kbps
- **Number of Drivers/Receivers:** 3 Drivers, 5 Receivers
- **ESD Protection:** ±15kV (Human Body Model)
- **Operating Temperature Range:** -40°C to 85°C
- **Supply Current (Active):** 5mA (Typical)
- **Supply Current (Shutdown):** 1µA (Typical)
### **Descriptions:**
The LTC1348ISW#PBF is a low-power, 3-driver/5-receiver RS232 transceiver designed for portable and battery-powered applications. It operates from a single 3V to 5.5V supply and includes an onboard charge pump to generate the necessary RS232 voltage levels (±5V). The device features automatic shutdown and power-up/down protection, making it suitable for power-sensitive systems.
### **Features:**
- Single 3V to 5.5V Supply Operation
- Onboard Charge Pump for RS232 Voltage Levels
- Low Power Consumption (5mA Typical)
- Ultra-Low Shutdown Current (1µA Typical)
- Three RS232 Drivers and Five Receivers
- ±15kV ESD Protection on RS232 I/O Pins
- Meets EIA/TIA-232-F Specifications
- Available in 28-Lead SOIC Package
- Automatic Shutdown Mode for Power Savings
- Power-Up/Down Protection for Hot-Swapping
This information is based solely on the manufacturer's datasheet and technical documentation.
