Ultra Low ON-Resistance, Low-Voltage, Single Supply, Dual 4 to 1 Analog Multiplexer The ISL43L840IR-T is a high-speed, low-power, 8-channel analog multiplexer/demultiplexer manufactured by INTERSIL (now part of Renesas Electronics).  

### **Specifications:**  
- **Supply Voltage Range:** 1.65V to 4.3V  
- **Low On-Resistance (RON):** 4Ω (typical)  
- **Low Charge Injection:** 3pC (typical)  
- **Bandwidth:** 200MHz (typical)  
- **Low Power Consumption:** 1μA (max)  
- **Fast Switching Time:** tON = 25ns, tOFF = 20ns  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** 16-Lead TQFN  

### **Features:**  
- **8:1 Multiplexer/Demultiplexer**  
- **Break-Before-Make Switching**  
- **Rail-to-Rail Analog Signal Handling**  
- **Low Crosstalk & High Off-Isolation**  
- **Single-Supply Operation**  
- **Pb-Free & RoHS Compliant**  

This device is commonly used in battery-powered applications, data acquisition systems, and communication systems due to its low power consumption and high-speed performance.

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

Ultra Low ON-Resistance, Low-Voltage, Single Supply, Dual 4 to 1 Analog Multiplexer The ISL43L840IR-T is a dual SPDT (Single Pole Double Throw) analog switch manufactured by INTERSIL (now part of Renesas Electronics). Below are its key specifications, descriptions, and features:

### **Specifications:**
- **Configuration:** Dual SPDT (2-channel)  
- **Supply Voltage Range:** ±4.5V to ±20V (Dual Supply) or +4.5V to +20V (Single Supply)  
- **On-Resistance (RON):** 85Ω (Typical)  
- **On-Resistance Matching (ΔRON):** 5Ω (Typical)  
- **Charge Injection:** 10pC (Typical)  
- **Bandwidth (-3dB):** 50MHz (Typical)  
- **Crosstalk:** -80dB (Typical at 1MHz)  
- **Off Isolation:** -80dB (Typical at 1MHz)  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** 16-Lead QFN  

### **Descriptions:**
- The ISL43L840IR-T is a high-performance, low-distortion analog switch designed for precision signal routing.  
- It is suitable for applications requiring low on-resistance, high bandwidth, and minimal signal distortion.  
- The device supports both single and dual power supply configurations.  

### **Features:**
- **Low On-Resistance:** Ensures minimal signal attenuation.  
- **Wide Supply Range:** Supports ±4.5V to ±20V (dual supply) or +4.5V to +20V (single supply).  
- **High Bandwidth:** 50MHz bandwidth for high-frequency signal switching.  
- **Low Charge Injection:** Reduces switching transients.  
- **Low Crosstalk & High Off Isolation:** Minimizes interference between channels.  
- **Break-Before-Make Switching:** Prevents signal overlap during switching.  
- **Pb-Free & RoHS Compliant:** Environmentally friendly.  

This device is commonly used in audio/video signal routing, test equipment, communication systems, and other precision analog switching applications.  

(Note: Always refer to the latest datasheet for updated specifications.)

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