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LTC1555LEGN from LINEAR

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LTC1555LEGN

Manufacturer: LINEAR

SIM Power Supply and Level Translator

Partnumber Manufacturer Quantity Availability
LTC1555LEGN LINEAR 300 In Stock

Description and Introduction

SIM Power Supply and Level Translator The LTC1555LEGN is a product from LINEAR (now part of Analog Devices). Here are the factual specifications, descriptions, and features from Ic-phoenix technical data files:

### **Specifications:**
- **Manufacturer:** LINEAR (Analog Devices)  
- **Part Number:** LTC1555LEGN  
- **Type:** Low-Voltage, Low-Power RS232 Transceiver  
- **Supply Voltage Range:** 2.7V to 5.5V  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** 16-Lead SSOP (GN)  
- **Data Rate:** Up to 120kbps  
- **Number of Drivers/Receivers:** 2 Drivers, 2 Receivers  
- **ESD Protection:** ±10kV (Human Body Model)  
- **Shutdown Current:** <1µA  

### **Descriptions:**
The LTC1555LEGN is a dual RS232 transceiver designed for low-voltage, low-power applications. It operates from a single supply and includes integrated charge pumps to generate the necessary RS232 voltage levels (±5V). It is suitable for battery-powered and portable devices.

### **Features:**
- Single 2.7V to 5.5V Supply Operation  
- Low Power Consumption (Shutdown Mode: <1µA)  
- Meets EIA/TIA-232-F Standards  
- On-Chip Charge Pump for RS232 Voltage Levels  
- ±10kV ESD Protection on RS232 I/O Pins  
- Flow-Through Pinout for Easy PCB Layout  
- Available in 16-Lead SSOP Package  

This information is based solely on the manufacturer's datasheet and specifications.

Partnumber Manufacturer Quantity Availability
LTC1555LEGN LT 4547 In Stock

Description and Introduction

SIM Power Supply and Level Translator The LTC1555LEGN is a part manufactured by Linear Technology (now part of Analog Devices). Below are the factual specifications, descriptions, and features from Ic-phoenix technical data files:

### **Specifications:**
- **Manufacturer:** Linear Technology (LT)
- **Part Number:** LTC1555LEGN
- **Package:** 16-Lead SSOP (GN)
- **Type:** Low Noise, High Efficiency Charge Pump DC/DC Converter
- **Input Voltage Range:** 2.7V to 5.5V
- **Output Voltage:** Adjustable (via external resistors) or fixed (e.g., 5V)
- **Output Current:** Up to 50mA
- **Switching Frequency:** 1MHz (typical)
- **Efficiency:** Up to 90%
- **Quiescent Current:** 120µA (typical)
- **Operating Temperature Range:** -40°C to +85°C

### **Descriptions:**
The LTC1555LEGN is a high-efficiency, low-noise charge pump DC/DC converter designed for applications requiring regulated voltage from a low input supply. It operates with minimal external components and provides a stable output voltage. The device is suitable for battery-powered systems, portable electronics, and noise-sensitive applications.

### **Features:**
- Low noise charge pump operation  
- No inductors required  
- Adjustable or fixed output voltage options  
- High efficiency (up to 90%)  
- Low quiescent current (120µA typical)  
- 1MHz switching frequency for small external capacitors  
- Thermal shutdown protection  
- Short-circuit protected  
- Available in a compact 16-lead SSOP package  

This information is based solely on the manufacturer's datasheet and technical documentation.

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