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MAX309CSE

Manufacturer: MAXIM, MAX

Precision, 8-Channel/Dual 4-Channel, High-Performance, CMOS Analog Multiplexers

Partnumber Manufacturer Quantity Availability
MAX309CSE MAXIM, MAX 3159 In Stock

Description and Introduction

Precision, 8-Channel/Dual 4-Channel, High-Performance, CMOS Analog Multiplexers The MAX309CSE is a quad RS-422/RS-485 receiver manufactured by Maxim Integrated. Below are the specifications, descriptions, and features based on factual information from Ic-phoenix technical data files:

### **Specifications:**
- **Manufacturer:** Maxim Integrated  
- **Part Number:** MAX309CSE  
- **Type:** Quad RS-422/RS-485 Receiver  
- **Supply Voltage Range:** ±4.5V to ±5.5V (Dual Supply) or +4.5V to +5.5V (Single Supply)  
- **Operating Temperature Range:** 0°C to +70°C  
- **Package:** 16-Pin Narrow SOIC (Small Outline Integrated Circuit)  
- **Data Rate:** Up to 10Mbps  
- **Number of Receivers:** 4  
- **Input Type:** Differential  
- **Output Type:** TTL/CMOS-Compatible  
- **ESD Protection:** ±15kV (Human Body Model)  
- **Common-Mode Input Voltage Range:** ±12V  
- **Propagation Delay:** Typically 20ns  

### **Descriptions:**
The MAX309CSE is a high-speed, quad differential line receiver designed for RS-422 and RS-485 communication applications. It features four independent receivers with high input impedance and low-power operation. The device is optimized for noise immunity in electrically noisy environments and supports data rates up to 10Mbps. It operates from either a single +5V supply or dual ±5V supplies, making it versatile for various industrial and communication systems.

### **Features:**
- **Quad RS-422/RS-485 Receivers** in a single package  
- **High-Speed Operation:** Supports data rates up to **10Mbps**  
- **Wide Common-Mode Range:** ±12V allows robust noise rejection  
- **Low Power Consumption:** Typically **5mA** supply current  
- **TTL/CMOS-Compatible Outputs** for easy interfacing  
- **ESD Protection:** ±15kV (Human Body Model) for enhanced reliability  
- **Fault-Tolerant Inputs:** Maintains correct output state with open or shorted inputs  
- **Industrial Temperature Range:** 0°C to +70°C  
- **Available in 16-Pin SOIC Package** for space-constrained applications  

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

Application Scenarios & Design Considerations

Precision, 8-Channel/Dual 4-Channel, High-Performance, CMOS Analog Multiplexers

Alternative Part Number

  • DG509ACJ+ --: Dual 4-channel analog multiplexer with similar on-resistance and pinout, direct functional replacement in many designs.
  • ADG509AKNZ --: Dual 4-channel CMOS multiplexer with comparable Ron and supply range, widely used as a cross-reference for the MAX309.
  • CD4052BE --: Low-cost dual 4-channel analog multiplexer/demultiplexer with similar switching function, suitable for less demanding applications.
  • DG509ACJ --: Dual 4-channel analog multiplexer with similar on-resistance and pinout, widely available and often used as a drop-in for MAX309-type multiplexers.
  • ADG509AKN --: Dual 4-channel CMOS analog multiplexer with comparable specifications and pin compatibility, a common alternative from a major vendor.
  • DG409DJ --: Pin-compatible 4:1 dual analog multiplexer with similar on-resistance and supply range, widely available as a direct functional substitute.
  • ADG409BN --: Dual 4:1 CMOS multiplexer with comparable RON and switching characteristics, suitable drop-in replacement in most MAX309 circuits.

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