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MAX3221CUE from MAXI,MAXIM - Dallas Semiconductor

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MAX3221CUE

Manufacturer: MAXI

1microA supply current, true +3V to +5.5V RS-232 transceiver with AutoShutdown.

Partnumber Manufacturer Quantity Availability
MAX3221CUE MAXI 2251 In Stock

Description and Introduction

1microA supply current, true +3V to +5.5V RS-232 transceiver with AutoShutdown. The MAX3221CUE is a 3.0V to 5.5V-powered, 1µA, 1Mbps, true RS-232 transceiver manufactured by Maxim Integrated (MAXI).  

### **Key Specifications:**  
- **Supply Voltage Range:** 3.0V to 5.5V  
- **Low Power Consumption:** 1µA (typical shutdown current)  
- **Data Rate:** Up to 1Mbps  
- **Number of Drivers/Receivers:** 1 driver, 1 receiver  
- **ESD Protection:** ±15kV (Human Body Model)  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** 16-pin TSSOP (UEE)  

### **Features:**  
- **Auto-Shutdown:** Automatically enters low-power mode when the RS-232 cable is disconnected.  
- **Enhanced ESD Protection:** Protects against electrostatic discharge.  
- **Compliant with EIA/TIA-232 and V.28/V.24 standards.**  
- **Onboard Charge Pump:** Requires only four external 0.1µF capacitors.  
- **Pin-Compatible with MAX3221 and MAX3232.**  

### **Applications:**  
- Portable and battery-powered systems  
- Handheld equipment  
- Notebooks and PDAs  
- Peripherals and modems  

This device is designed for reliable RS-232 communication in low-power applications.

Partnumber Manufacturer Quantity Availability
MAX3221CUE MAXIM 23 In Stock

Description and Introduction

1microA supply current, true +3V to +5.5V RS-232 transceiver with AutoShutdown. The MAX3221CUE is a 3.0V to 5.5V powered, 1µA supply current, 1Mbps, true RS-232 transceiver manufactured by Maxim Integrated.  

### **Specifications:**  
- **Supply Voltage Range:** 3.0V to 5.5V  
- **Supply Current:** 1µA (AutoShutdown mode)  
- **Data Rate:** Up to 1Mbps  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** 16-TSSOP  
- **Number of Drivers/Receivers:** 1 Driver, 1 Receiver  
- **ESD Protection:** ±15kV (Human Body Model)  

### **Descriptions:**  
The MAX3221CUE is a low-power RS-232 transceiver ideal for battery-powered applications. It features AutoShutdown Plus technology to minimize power consumption by automatically entering a low-power mode when the RS-232 cable is disconnected.  

### **Features:**  
- **AutoShutdown Plus:** Automatically powers down when not in use  
- **Low Power Consumption:** 1µA in shutdown mode  
- **Enhanced ESD Protection:** ±15kV on transmitter outputs and receiver inputs  
- **Compatible with 3V and 5V Logic**  
- **Meets EIA/TIA-232 and V.28/V.24 Standards**  
- **Pin-Compatible with Industry-Standard MAX3221**  

This device is commonly used in portable electronics, industrial systems, and embedded applications requiring RS-232 communication.

Partnumber Manufacturer Quantity Availability
MAX3221CUE MAX 13 In Stock

Description and Introduction

1microA supply current, true +3V to +5.5V RS-232 transceiver with AutoShutdown. The MAX3221CUE is a 3.0V to 5.5V-powered RS-232 transceiver manufactured by Maxim Integrated (now part of Analog Devices).  

### **Specifications:**  
- **Supply Voltage Range:** 3.0V to 5.5V  
- **Data Rate:** Up to 250kbps  
- **ESD Protection:** ±15kV (Human Body Model)  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** 16-pin TSSOP (UEC)  
- **Number of Drivers/Receivers:** 1 Driver, 1 Receiver  
- **Low Power Consumption:**  
  - 1µA (Shutdown Mode)  
  - 300µA (Active Mode)  
- **Compliance:** Meets EIA/TIA-232 and V.28/V.24 Standards  

### **Description:**  
The MAX3221CUE is a single-channel RS-232 transceiver designed for battery-powered and portable applications. It includes an integrated charge pump for generating RS-232 voltage levels from a single 3V to 5.5V supply.  

### **Features:**  
- Auto-Shutdown/Enable feature for power savings  
- Interoperable with 3V/5V logic levels  
- Onboard capacitors reduce external component count  
- Robust ESD protection on RS-232 I/O pins  
- Suitable for portable and industrial applications  

For detailed electrical characteristics and application circuits, refer to the official datasheet.

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