Overview
The ADG784BCPZ is a monolithic CMOS device produced by Analog Devices Inc., comprising four 2:1 multiplexer/demultiplexers with high impedance outputs. This device is fabricated using a CMOS process, which ensures low power dissipation while providing high switching speed and low on-resistance. The ADG784 is designed to operate from a single 3.3 V or 5 V supply and is TTL logic compatible, making it suitable for a wide range of applications including audio, video, and fast ethernet signal switching.
Key Specifications
| Parameter | Value | Unit | Conditions |
|---|---|---|---|
| Supply Voltage (VDD) | 3.3 V / 5 V | V | |
| On-Resistance (RON) | Typically less than 0.5 Ω | Ω | VS = 0 V to VDD, IS = –10 mA |
| Bandwidth | > 200 MHz | MHz | |
| Switching Time (tON) | 10 ns typical | ns | RL = 300 Ω, CL = 35 pF |
| Switching Time (tOFF) | 4 ns typical | ns | RL = 300 Ω, CL = 35 pF |
| Quiescent Supply Current (IDD) | 100 nA typical | nA | Digital Inputs = 0 V or VDD |
| Operating Temperature Range | –40°C to +85°C | °C | |
| Package Type | 20-Lead LFCSP (4mm x 4mm w/ EP) |
Key Features
- Low power dissipation with high switching speed and low on-resistance.
- Wide bandwidth greater than 200 MHz, suitable for fast ethernet, audio, and video signal switching.
- Flat on-resistance profile over the full analog input range, ensuring excellent linearity and low distortion.
- TTL logic compatible and operates from a single 3.3 V or 5 V supply.
- Break-before-make switching action to prevent channel shorting.
- Ultralow power consumption, making it ideal for portable and battery-powered instruments.
- High impedance outputs and extended signal range that fully extends to the supply rails.
Applications
- Battery-powered systems and portable instruments.
- Communication systems, including 100VG-AnyLAN, Token Ring, and ATM networks.
- Audio and video switching applications.
- Relay replacement in mechanical systems.
- Fast ethernet signal switching and other high-speed data transmission applications.
Q & A
- What is the ADG784BCPZ?
The ADG784BCPZ is a monolithic CMOS device comprising four 2:1 multiplexer/demultiplexers with high impedance outputs.
- What are the operating supply voltages for the ADG784BCPZ?
The ADG784BCPZ operates from a single 3.3 V or 5 V supply.
- What is the typical on-resistance of the ADG784BCPZ?
The typical on-resistance is less than 0.5 Ω.
- What is the bandwidth of the ADG784BCPZ?
The bandwidth is greater than 200 MHz.
- What are the switching times for the ADG784BCPZ?
The typical switching times are 10 ns for tON and 4 ns for tOFF.
- Is the ADG784BCPZ suitable for audio and video applications?
- What is the operating temperature range of the ADG784BCPZ?
The operating temperature range is –40°C to +85°C.
- What type of package does the ADG784BCPZ come in?
The ADG784BCPZ comes in a 20-Lead LFCSP (4mm x 4mm w/ EP) package.
- Is the ADG784BCPZ TTL logic compatible?
- What is the quiescent supply current of the ADG784BCPZ?
The quiescent supply current is typically 100 nA.
