Overview
The ADG426BN, produced by Analog Devices Inc., is a monolithic CMOS analog multiplexer. This device is part of the ADG406/ADG407/ADG426 family and is designed to switch one of sixteen inputs to a common output. The ADG426BN features on-chip address and control latches, which facilitate microprocessor interfacing. It operates on an enhanced LC2MOS process, offering low power dissipation, high switching speed, and low on-resistance, making it suitable for various high-performance applications.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Number of Channels | 16:1 | |
| On Resistance (RON) | 80 Ω (max) | Ω |
| Supply Voltage Range | ±15 V, +12 V, ±5 V | V |
| Input Signal Range | Extended to supply rails | |
| Switching Time (tON, tOFF) | 180 ns (typ), 240 ns (max) | ns |
| Break-Before-Make Delay | 10 ns (typ) | ns |
| Input High Voltage (VINH) | 2.4 V (min) | V |
| Input Low Voltage (VINL) | 0.8 V (max) | V |
| Input Current (IINL or IINH) | ±1 μA (max) | μA |
| Digital Input Capacitance (CIN) | 8 pF (typ) | pF |
| Package Type | 28-Lead PDIP, 28-Lead SSOP |
Key Features
- Low power dissipation
- High switching speed
- Low on-resistance (80 Ω max)
- Extended signal range to supply rails
- Single or dual supply operation
- On-chip address and control latches for microprocessor interfacing
- Break-before-make switching action to prevent momentary shorting
- Low charge injection for minimal transients
Applications
- High-speed data acquisition systems
- Audio and video routing
- Automatic test equipment
- Battery-powered systems
- Sample and hold systems
- Communication systems
- Avionics
Q & A
- What is the ADG426BN used for? The ADG426BN is used as a 16:1 analog multiplexer to switch one of sixteen inputs to a common output.
- What is the on-resistance of the ADG426BN? The on-resistance (RON) of the ADG426BN is 80 Ω maximum.
- What are the supply voltage options for the ADG426BN? The ADG426BN can operate with supply voltages of ±15 V, +12 V, and ±5 V.
- Does the ADG426BN support microprocessor interfacing? Yes, the ADG426BN has on-chip address and control latches that facilitate microprocessor interfacing.
- What is the switching time of the ADG426BN? The switching time (tON, tOFF) is typically 180 ns and a maximum of 240 ns.
- What is the break-before-make delay of the ADG426BN? The break-before-make delay is typically 10 ns.
- What are some common applications of the ADG426BN? Common applications include high-speed data acquisition systems, audio and video routing, automatic test equipment, battery-powered systems, sample and hold systems, communication systems, and avionics.
- What package types are available for the ADG426BN? The ADG426BN is available in 28-Lead PDIP and 28-Lead SSOP packages.
- Does the ADG426BN have low power dissipation? Yes, the ADG426BN is designed to have low power dissipation.
- What is the input signal range of the ADG426BN? The input signal range extends to the supply rails.
