Overview
The ADG788BCPZ is a low-voltage, CMOS quad SPDT (single pole, double throw) switch produced by Analog Devices Inc. This device is part of the ADG786 and ADG788 series, which are designed for low power consumption and high performance. The ADG788 features four independently selectable SPDT switches, making it ideal for various applications, including battery-powered and portable instruments. The device operates on a supply range of 1.8 V to 5.5 V and dual ±2.5 V, and it is fabricated on an enhanced submicron process that ensures low power dissipation, high switching speed, very low on-resistance, high signal bandwidths, and low leakage currents.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Supply Voltage Range | 1.8 V to 5.5 V, ±2.5 V | V |
| On Resistance | 2.5 Ω | Ω |
| On Resistance Flatness | 0.5 Ω | Ω |
| Leakage Currents | 100 pA | pA |
| Switching Times (tON, tOFF) | 19 ns (typ), 7 ns (typ) | ns |
| Digital Input High Voltage (VINH) | 2.4 V (min) | V |
| Digital Input Low Voltage (VINL) | 0.8 V (max) | V |
| Input Current (IINL or IINH) | 0.005 μA (typ) | μA |
| Digital Input Capacitance (CIN) | 4 pF (typ) | pF |
| Package Type | 20-Lead LFCSP (4mm x 4mm w/ EP) |
Key Features
- Low power consumption and operating supply range of 1.8 V to 5.5 V and dual ±2.5 V, making it suitable for battery-powered and portable instruments.
- High switching speed with typical on and off times of 19 ns and 7 ns, respectively.
- Very low on-resistance of 2.5 Ω and low on-resistance flatness of 0.5 Ω, ensuring minimal signal distortion.
- High signal bandwidths and low leakage currents of 100 pA, enhancing signal integrity.
- TTL/CMOS-compatible inputs for easy integration with digital systems.
- Break-before-make switching action to prevent momentary shorting when switching channels).
- Compact 20-lead chip scale package (LFCSP) with dimensions of 4mm x 4mm).
Applications
- Data Acquisition Systems: Ideal for switching signals in data acquisition systems due to its low on-resistance and high signal bandwidths.
- Communication Systems: Suitable for communication systems requiring low power consumption and high switching speeds).
- Relay Replacement: Can replace mechanical relays in various applications due to its reliability and low power consumption).
- Audio and Video Switching: Used in audio and video switching applications where signal integrity is crucial).
- Battery-Powered Systems: Ideal for battery-powered systems due to its low power consumption and wide operating supply range).
Q & A
- What is the supply voltage range of the ADG788BCPZ?
The supply voltage range of the ADG788BCPZ is 1.8 V to 5.5 V and dual ±2.5 V).
- What is the on-resistance of the ADG788BCPZ?
The on-resistance of the ADG788BCPZ is approximately 2.5 Ω).
- What are the typical switching times of the ADG788BCPZ?
The typical switching times are 19 ns for tON and 7 ns for tOFF).
- What type of package does the ADG788BCPZ come in?
The ADG788BCPZ comes in a 20-lead LFCSP (4mm x 4mm w/ EP) package).
- Is the ADG788BCPZ suitable for battery-powered systems?
Yes, the ADG788BCPZ is suitable for battery-powered systems due to its low power consumption and wide operating supply range).
- What are some common applications of the ADG788BCPZ?
Common applications include data acquisition systems, communication systems, relay replacement, audio and video switching, and battery-powered systems).
- Does the ADG788BCPZ have TTL/CMOS-compatible inputs?
Yes, the ADG788BCPZ has TTL/CMOS-compatible inputs).
- What is the leakage current of the ADG788BCPZ?
The leakage current of the ADG788BCPZ is typically 100 pA).
- Does the ADG788BCPZ exhibit break-before-make switching action?
Yes, the ADG788BCPZ exhibits break-before-make switching action to prevent momentary shorting when switching channels).
- Is the ADG788BCPZ qualified for automotive applications?
Yes, the ADG788BCPZ is qualified for automotive applications).
