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ISL84543IB from INTERSIL

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ISL84543IB

Manufacturer: INTERSIL

Low-Voltage/ Single Supply/ Dual SPST/ SPDT Analog Switches

Partnumber Manufacturer Quantity Availability
ISL84543IB INTERSIL 450 In Stock

Description and Introduction

Low-Voltage/ Single Supply/ Dual SPST/ SPDT Analog Switches The ISL84543IB is a quad SPST (Single-Pole Single-Throw) analog switch manufactured by INTERSIL (now part of Renesas Electronics). Below are its key specifications, descriptions, and features based on available data:

### **Specifications:**
- **Configuration:** Quad SPST (4 independent switches)
- **Supply Voltage Range (V+ to V-):** ±4.5V to ±20V (dual supply) or +4.5V to +20V (single supply)
- **On-Resistance (RON):** 85Ω (typical) at ±15V supply
- **On-Resistance Matching:** 5Ω (typical)
- **On-Resistance Flatness:** 10Ω (typical)
- **Charge Injection:** 10pC (typical)
- **Off-Leakage Current:** 0.5nA (typical at +25°C)
- **On-Leakage Current:** 0.5nA (typical at +25°C)
- **Bandwidth (-3dB):** 45MHz (typical)
- **Switching Time (tON/tOFF):** 200ns/150ns (typical)
- **Operating Temperature Range:** -40°C to +85°C
- **Package:** 16-Lead SOIC (Small Outline IC)

### **Descriptions:**
- The ISL84543IB is designed for high-voltage analog signal switching applications.
- It offers low on-resistance and minimal signal distortion, making it suitable for precision audio, video, and data acquisition systems.
- The device supports both single and dual power supply configurations.
- Each switch is independently controlled via TTL/CMOS-compatible logic inputs.

### **Features:**
- Low on-resistance (85Ω typical).
- High bandwidth (45MHz) for signal integrity.
- Low charge injection (10pC) for reduced glitches.
- Wide supply voltage range (±4.5V to ±20V or +4.5V to +20V).
- TTL/CMOS-compatible logic inputs.
- Break-before-make switching action.
- ESD protection (≥2kV HBM).
- Pb-free and RoHS compliant.

This information is based on the manufacturer's datasheet and technical documentation. For detailed application-specific guidance, refer to the official datasheet.

Application Scenarios & Design Considerations

Low-Voltage/ Single Supply/ Dual SPST/ SPDT Analog Switches

Alternative Part Number

  • DG9431DY --: Pin-compatible dual SPST analog switch with similar low on-resistance and fast switching, widely available as a drop-in replacement.
  • MAX4544ESA --: Low-voltage dual SPST analog switch with comparable RDS(on) and supply range, suitable for signal routing applications.
  • ADG436BRZ --: Dual SPST CMOS switch offering similar on-resistance and low leakage, usable as a functional substitute in most circuits.
Partnumber Manufacturer Quantity Availability
ISL84543IB INTERSI 408 In Stock

Description and Introduction

Low-Voltage/ Single Supply/ Dual SPST/ SPDT Analog Switches The ISL84543IB is a high-performance, quad SPST (Single-Pole Single-Throw) analog switch manufactured by Intersil (now part of Renesas Electronics).  

### **Key Specifications:**  
- **Configuration:** Quad SPST  
- **Voltage Supply Range:** ±4.5V to ±20V (Dual Supply), +4.5V to +40V (Single Supply)  
- **On-Resistance (RON):** 85Ω (Typical)  
- **Low Charge Injection:** 10pC (Typical)  
- **Low Power Consumption:** 0.5μW (Typical)  
- **Fast Switching Times:**  
  - **tON (Turn-On Time):** 200ns (Typical)  
  - **tOFF (Turn-Off Time):** 150ns (Typical)  
- **Break-Before-Make Switching:** Ensures no signal overlap  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** 16-Lead SOIC  

### **Features:**  
- **Wide Supply Voltage Range:** Supports both single and dual supplies  
- **Low On-Resistance:** Ensures minimal signal distortion  
- **High Off-Isolation:** Reduces crosstalk between channels  
- **TTL/CMOS Compatible Logic Inputs:** Easy interface with digital control signals  
- **ESD Protection:** Robust against electrostatic discharge  
- **Low Power Consumption:** Ideal for battery-operated applications  
- **Break-Before-Make Operation:** Prevents signal shorting during switching  

### **Applications:**  
- Audio and Video Signal Routing  
- Test and Measurement Equipment  
- Data Acquisition Systems  
- Communication Systems  
- Industrial Control Systems  

The ISL84543IB is designed for precision signal switching in demanding applications, offering high performance and reliability.

Application Scenarios & Design Considerations

Low-Voltage/ Single Supply/ Dual SPST/ SPDT Analog Switches

Alternative Part Number

  • DG9431DY --: Pin-compatible dual SPST analog switch with similar low on-resistance and single-supply operation, widely available as a direct functional replacement.
  • MAX4543ESA --: Dual SPST CMOS analog switch offering comparable Ron and supply range, suitable drop-in substitute for the ISL84543 in most signal-switching designs.
  • ADG453BRZ --: Low-charge-injection dual SPST switch with similar electrical characteristics, usable as an alternative when slightly different package and Ron tolerances are acceptable.
Partnumber Manufacturer Quantity Availability
ISL84543IB 531 In Stock

Description and Introduction

Low-Voltage/ Single Supply/ Dual SPST/ SPDT Analog Switches The ISL84543IB is a high-performance, quad SPDT (Single Pole Double Throw) analog switch designed for precision signal routing applications.  

### **Key Features:**  
- **Low On-Resistance:** Typically 3.5Ω (max 6Ω) for minimal signal distortion.  
- **Wide Voltage Range:** Operates from ±5V to ±15V dual supplies or +10V to +30V single supply.  
- **Fast Switching:** Turn-on time of 150ns and turn-off time of 100ns.  
- **Low Power Consumption:** Typically 0.5μA supply current.  
- **Break-Before-Make Switching:** Prevents signal shorting during transitions.  
- **High Off-Isolation:** -80dB at 1MHz for signal integrity.  
- **Low Charge Injection:** 10pC (typical) for precision applications.  
- **ESD Protection:** ±2kV (Human Body Model) for robustness.  
- **Packaging:** Available in a 16-lead SOIC package.  

### **Applications:**  
- Audio and video signal routing  
- Test and measurement equipment  
- Data acquisition systems  
- Communication systems  
- Industrial control systems  

### **Manufacturer:**  
Intersil (now part of Renesas Electronics Corporation).  

Would you like additional details on any specific parameter?

Application Scenarios & Design Considerations

Low-Voltage/ Single Supply/ Dual SPST/ SPDT Analog Switches

Alternative Part Number

  • DG9431DY --: Pin-compatible dual SPDT analog switch with similar low on-resistance and supply range, widely available as a direct functional replacement.
  • MAX4544ESA --: Low-voltage SPDT analog switch offering comparable Ron and switching characteristics, suitable for signal routing in the same applications.
  • ADG736BRMZ --: Dual SPDT CMOS switch with low on-resistance and single-supply operation, a solid alternative when the ISL84543 is unavailable.

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