Overview
The ADG453BNZ, produced by Analog Devices Inc., is a monolithic CMOS device that comprises four independently selectable single-pole single-throw (SPST) switches. It is designed on an enhanced LC2MOS process, which offers low power dissipation, high switching speed, and low on-resistance. This device is particularly suited for applications requiring high signal integrity and minimal transients during switching.
Key Specifications
| Parameter | Typical | Maximum | Units | Test Conditions |
|---|---|---|---|---|
| On-Resistance (RON) | 4.0 Ω | 7 Ω | Ω | VD = –10 V to +10 V, IS = –10 mA |
| On-Resistance Match Between Channels (∆RON) | 0.1 Ω | 0.5 Ω | Ω | VD = ±10 V, IS = –10 mA |
| On-Resistance Flatness (RFLAT(ON)) | 0.2 Ω | 0.5 Ω | Ω | VD = –5 V, 0 V, +5 V, IS = –10 mA |
| Source OFF Leakage (IS (OFF)) | ±0.02 nA | ±2.5 nA | nA | VD = ±10 V, VS = ±10 V |
| Drain OFF Leakage (ID (OFF)) | ±0.02 nA | ±2.5 nA | nA | VD = ±10 V, VS = ±10 V |
| Channel ON Leakage (ID, IS (ON)) | ±0.04 nA | ±5 nA | nA | VD = VS = ±10 V |
| Input High Voltage (VINH) | 2.4 V | - | V | - |
| Input Low Voltage (VINL) | 0.8 V | - | V | - |
| Input Current (IINL or IINH) | 0.005 µA | ±0.5 µA | µA | VIN = VINL or VINH |
| Turn-On Time (tON) | 70 ns | 220 ns | ns | RL = 300 Ω, CL = 35 pF, VS = ±10 V |
| Turn-Off Time (tOFF) | 60 ns | 180 ns | ns | RL = 300 Ω, CL = 35 pF, VS = ±10 V |
| Break-Before-Make Time Delay (tD) | 15 ns | 5 ns min | ns | RL = 300 Ω, CL = 35 pF, VS1 = VS2 = +10 V |
| Charge Injection | 20 pC | - | pC | VS = 0 V, RS = 0 Ω, CL = 1.0 nF |
Key Features
- Low On-Resistance: The ADG453 features a low on-resistance of 4.0 Ω typical, ensuring minimal signal attenuation.
- Extended Signal Range: The signal range fully extends to the supply rails, making it suitable for a wide range of applications.
- Break-Before-Make Switching: This feature prevents channel shorting when the switches are configured as a multiplexer, which is particularly useful in multiplexer applications.
- Single-Supply and Dual-Supply Operation: The device can operate from a single supply as low as 5.0 V or from a dual power supply ranging from ±4.5 V to ±20 V.
- Low Charge Injection: The design minimizes transients when switching the digital inputs, ensuring high signal integrity.
- High Switching Speed: With turn-on and turn-off times of 70 ns and 60 ns respectively, the ADG453 offers high switching speed.
Applications
- Multiplexer Applications: The break-before-make switching action and low charge injection make the ADG453 ideal for multiplexer applications.
- Audio and Video Switching: The low on-resistance and extended signal range make it suitable for audio and video switching applications.
- Medical and Industrial Equipment: The device's robust specifications and reliability make it a good choice for medical and industrial equipment.
- Automotive Systems: The ADG453 can be used in automotive systems where high reliability and low power consumption are critical.
Q & A
- What is the typical on-resistance of the ADG453? The typical on-resistance of the ADG453 is 4.0 Ω.
- What is the break-before-make time delay for the ADG453? The break-before-make time delay for the ADG453 is 15 ns typical.
- Can the ADG453 operate on a single supply? Yes, the ADG453 can operate from a single supply as low as 5.0 V.
- What is the charge injection of the ADG453? The charge injection of the ADG453 is 20 pC typical.
- What are the typical turn-on and turn-off times for the ADG453? The typical turn-on time is 70 ns and the typical turn-off time is 60 ns.
- What is the input signal range for the ADG453? The input signal range for the ADG453 fully extends to the supply rails.
- What are the package options available for the ADG453? The ADG453 is available in 16-Lead PDIP, TSSOP, and SOIC packages.
- What is the operating temperature range for the ADG453? The operating temperature range for the ADG453 is –40°C to +85°C.
- Does the ADG453 have low power dissipation? Yes, the ADG453 is designed on an enhanced LC2MOS process which provides low power dissipation.
- What are some common applications for the ADG453? Common applications include multiplexer applications, audio and video switching, medical and industrial equipment, and automotive systems.
