Overview
The NLAS4684FCTCG is an advanced CMOS analog switch produced by onsemi. This device is a dual Independent Single Pole Double Throw (SPDT) switch, featuring ultra-low on-resistance (RON) and fabricated in sub-micron silicon gate CMOS technology. It is designed to operate with a single supply voltage ranging from 1.8V to 5.5V, making it versatile for various applications. The NLAS4684FCTCG is available in a microbump-10 package and is lead-free, ensuring compliance with environmental regulations.
Key Specifications
| Parameter | Condition | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| VCC (Positive DC Supply Voltage) | 1.8 | 5.5 | V | ||
| VIS (Analog Input Voltage) | GND to VCC | V | |||
| RON (NC) at 2.7V | 100 mA | 0.5 | 0.7 | Ω | |
| RON (NO) at 2.7V | 100 mA | 0.8 | 1.0 | Ω | |
| Ianl (Continuous DC Current from COM to NC/NO) | 300 | mA | |||
| TA (Operating Temperature Range) | -55 | 125 | °C | ||
| tON (Turn-On Time) at VCC=3.3V | RL=50Ω, CL=35pF | 50 | 70 | ns | |
| tOFF (Turn-Off Time) at VCC=3.3V | RL=50Ω, CL=35pF | 40 | 55 | ns | |
| VISO (Off-Channel Isolation) at 100kHz | VIS=1V RMS, CL=5nF | -65 | dB | ||
| THD (Total Harmonic Distortion) at 20Hz to 100kHz | RL=Rgen=600Ω, CL=50pF, VIS=1V RMS | 0.14 | % |
Key Features
- Ultra-low on-resistance (RON): 0.5Ω for NC and 0.8Ω for NO at 2.7V
- Threshold adjusted to function with 1.8V control at VCC=2.7-3.3V
- Single supply operation from 1.8V to 5.5V
- Tiny 2x1.5mm bumped die package
- Low crosstalk: -83dB at 100kHz
- Full 0-VCC signal handling capability
- High isolation: -65dB at 100kHz
- Low standby current: 50nA
- Low distortion: 0.14% THD
- RON flatness of 0.15Ω
- Pin-for-pin replacement for MAX4684
- High continuous current capability: 300mA through each switch
- Large current clamping diodes at analog inputs
- Pb-free packages available
Applications
- Cell phones
- Speaker switching
- Power switching
- Modems
- Automotive applications
Q & A
- What is the on-resistance (RON) of the NLAS4684FCTCG for the Normally Closed (NC) switch at 2.7V?
The on-resistance (RON) for the NC switch at 2.7V is 0.5Ω.
- What is the operating temperature range of the NLAS4684FCTCG?
The operating temperature range is from -55°C to 125°C.
- What is the maximum continuous DC current from COM to NC/NO?
The maximum continuous DC current from COM to NC/NO is 300mA.
- Does the NLAS4684FCTCG support single supply operation?
Yes, it supports single supply operation from 1.8V to 5.5V.
- What is the typical turn-on time (tON) at VCC=3.3V?
The typical turn-on time (tON) at VCC=3.3V is 50ns.
- What is the off-channel isolation at 100kHz?
The off-channel isolation at 100kHz is -65dB.
- Is the NLAS4684FCTCG lead-free?
Yes, the NLAS4684FCTCG is available in lead-free packages.
- What is the total harmonic distortion (THD) at 20Hz to 100kHz?
The total harmonic distortion (THD) at 20Hz to 100kHz is 0.14%.
- Can the NLAS4684FCTCG be used as a replacement for the MAX4684?
Yes, it is a pin-for-pin replacement for the MAX4684.
- What are some common applications of the NLAS4684FCTCG?
Common applications include cell phones, speaker switching, power switching, modems, and automotive applications.
