Overview
The ADG333A, specifically the ADG333ABRS-REEL model, is a quad single-pole, double-throw (SPDT) analog switch manufactured by Analog Devices Inc. This device is designed using a linear compatible CMOS (LC2MOS) process, which ensures low power dissipation while maintaining high switching speed and low on-resistance. The ADG333A is well-suited for applications requiring high signal integrity, low distortion, and fast switching times, making it ideal for use in portable, battery-powered instruments and various signal switching applications.
Key Specifications
| Parameter | Typical Value | Maximum Value | Unit | Test Conditions |
|---|---|---|---|---|
| Analog Signal Range | VSS to VDD | VSS to VDD | V | |
| On Resistance (RON) | 20 Ω | 45 Ω | Ω | VD = ±10 V, IS = –1 mA |
| ΔRON | 5 Ω | Ω | VD = ±5 V, IS = –10 mA | |
| RON Match | 4 Ω | Ω | VD = ±10 V, IS = –10 mA | |
| Switching Time (tON) | 175 ns | ns | ||
| Switching Time (tOFF) | 145 ns | ns | ||
| Leakage Current (IS OFF) | ±0.1 nA | ±3 nA | nA | VD = ±15.5 V, VS = +15.5 V |
| Supply Voltage (VDD) | ±15 V | V | ||
| Package | 20-Lead SSOP | |||
| Operating Temperature Range | −40°C to +85°C | °C |
Key Features
- Low On Resistance (RON): Maximum of 45 Ω, ensuring minimal signal attenuation.
- Wide Analog Signal Range: Extends to the supply rails, allowing for a broad range of signal handling.
- TTL/CMOS Compatible Inputs: Easy integration with digital logic circuits.
- Break-Before-Make Switching Action: Ideal for multiplexer applications.
- Low Charge Injection: Minimizes signal distortion and ensures high signal integrity.
- High Switching Speed: Fast switching times (tON < 175 ns, tOFF < 145 ns) suitable for video and audio signal switching.
- Low Power Dissipation: Ultralow power consumption, making it suitable for battery-powered devices.
- Extended Industrial Temperature Range: Operates from −40°C to +85°C.
- ESD Protection: Built-in protection against electrostatic discharge.
Applications
- Portable, Battery-Powered Instruments: Ideal due to its low power dissipation and high signal integrity.
- Audio and Video Signal Switching: Suitable for high-speed switching applications with low distortion.
- Multiplexer Applications: Break-before-make switching action ensures reliable operation in multiplexer configurations.
- Industrial Automation: Robust performance over an extended industrial temperature range.
- Medical Devices: High accuracy and linearity make it suitable for medical equipment requiring precise signal handling.
Q & A
- What is the maximum on-resistance of the ADG333A?
The maximum on-resistance (RON) of the ADG333A is 45 Ω.
- What is the analog signal range of the ADG333A?
The analog signal range extends from VSS to VDD, allowing it to handle signals up to the supply rails.
- What are the typical switching times for the ADG333A?
The typical switching times are less than 175 ns for tON and less than 145 ns for tOFF.
- Is the ADG333A compatible with TTL and CMOS inputs?
- What is the operating temperature range of the ADG333A?
- What type of switching action does the ADG333A exhibit?
- What is the maximum supply voltage for the ADG333A?
- What package options are available for the ADG333A?
- Does the ADG333A have built-in ESD protection?
- What are some typical applications of the ADG333A?
