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ISL43L840IRZ-T from INTERSIL

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ISL43L840IRZ-T

Manufacturer: INTERSIL, INTERSIL,IN

Ultra Low ON-Resistance, Low-Voltage, Single Supply, Dual 4 to 1 Analog Multiplexer

Partnumber Manufacturer Quantity Availability
ISL43L840IRZ-T,ISL43L840IRZT INTERSIL, INTERSIL,IN 120000 In Stock

Description and Introduction

Ultra Low ON-Resistance, Low-Voltage, Single Supply, Dual 4 to 1 Analog Multiplexer The **ISL43L840IRZ-T** is a product from **INTERSIL** (now part of **Renesas Electronics**). Below are the factual specifications, descriptions, and features from Ic-phoenix technical data files:

### **Specifications:**
- **Manufacturer:** INTERSIL (Renesas Electronics)  
- **Type:** Quad SPDT (Single Pole Double Throw) Analog Switch  
- **Configuration:** 4 Independent Switches (SPDT)  
- **On-Resistance (RON):** 4.5Ω (typical)  
- **Voltage Range (Single Supply):** +1.8V to +5.5V  
- **Voltage Range (Dual Supply):** ±2.5V  
- **Bandwidth (-3dB):** 200MHz  
- **Charge Injection:** 10pC (typical)  
- **Off Isolation:** -70dB at 1MHz  
- **Crosstalk:** -80dB at 1MHz  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** 16-Lead QFN (4mm x 4mm)  

### **Descriptions:**
- The ISL43L840IRZ-T is a high-performance, low-voltage, quad SPDT analog switch designed for precision signal routing.  
- It is suitable for applications requiring low distortion and high bandwidth, such as audio/video switching and data acquisition.  
- The device operates from a single or dual power supply, providing flexibility in various circuit designs.  

### **Features:**
- **Low On-Resistance (4.5Ω typical)**  
- **Wide Supply Voltage Range (1.8V to 5.5V single supply, ±2.5V dual supply)**  
- **High Bandwidth (200MHz)**  
- **Low Charge Injection (10pC)**  
- **Excellent Off Isolation (-70dB at 1MHz)**  
- **Low Crosstalk (-80dB at 1MHz)**  
- **Fast Switching Times (tON = 35ns, tOFF = 20ns)**  
- **16-Lead QFN Package for Space-Constrained Applications**  

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

Application Scenarios & Design Considerations

Ultra Low ON-Resistance, Low-Voltage, Single Supply, Dual 4 to 1 Analog Multiplexer

Alternative Part Number

  • ADG884BRMZ --: Dual SPDT analog switch with similar low on-resistance and wide supply range, pin-compatible in many designs and a common drop-in replacement.
  • TS5A23159DGSR --: Dual SPDT switch with comparable RDS(on) and 1.65-5.5V operation, widely available and functionally equivalent for signal routing.
  • NLAS4684MNR2G --: Low-voltage dual SPDT analog switch offering similar on-resistance and switching characteristics, suitable as a cost-effective alternative.
  • TS5A23157DGSR --: Dual SPDT analog switch with low on-resistance and similar 1.8V-5.5V operation, a common drop-in functional replacement.
  • NLAS4157DFT2G --: Dual SPDT analog switch in a small package with similar voltage range and low on-resistance, offering good availability.

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