Overview
The ADGS1414DBCCZ, produced by Analog Devices Inc., is a monolithic complementary metal-oxide semiconductor (CMOS) device. It features eight independently selectable single-pole, single-throw (SPST) switches controlled via a versatile 3-wire serial interface. This interface is compatible with standard SPI, QSPI™, MICROWIRE™, and DSP interface standards, operating at clock rates of up to 50 MHz. The device is designed to provide low on-resistance and high signal integrity, making it suitable for a variety of applications requiring precise signal switching.
Key Specifications
| Parameter | Typical Value | Unit | Test Conditions/Comments |
|---|---|---|---|
| On Resistance (RON) | 9.5 Ω | Ω | VDD = +4.5 V to +16.5 V, VSS = −16.5 V to 0 V |
| On-Resistance Flatness | 1.6 Ω | Ω | VDD = +4.5 V to +16.5 V, VSS = −16.5 V to 0 V |
| Channel On Leakage (ID, IS) | ±0.05 nA typ, ±2 nA max | nA | VS = VD = 1 V or 10 V |
| Input High Voltage (VINH) | 2.0 V min | V | |
| Input Low Voltage (VINL) | 0.8 V max | V | |
| Serial Interface Clock Rate | Up to 50 MHz | MHz | |
| Package Types | 24-lead TSSOP, 4 mm × 4 mm LFCSP |
Key Features
- High-Speed Serial Interface: Operates at clock rates of up to 50 MHz and is compatible with SPI, QSPI™, MICROWIRE™, and DSP interface standards.
- Low On-Resistance: 9.5 Ω typical on-resistance with 1.6 Ω on-resistance flatness, ensuring minimal signal distortion.
- Low Leakage Current: Channel on leakage current of ±0.05 nA typical and ±2 nA maximum, reducing signal loss.
- Flexible Power Supply: Supports single and dual supply operations with VDD = +4.5 V to +16.5 V and VSS = −16.5 V to 0 V.
- Compact Packaging: Available in 24-lead TSSOP and 4 mm × 4 mm LFCSP packages, suitable for space-constrained designs.
Applications
- Industrial Automation: Used in control systems and signal routing applications where high reliability and low signal distortion are critical.
- Medical Devices: Suitable for medical equipment requiring precise signal switching and low leakage currents.
- Aerospace and Defense: Applied in military and aerospace systems that demand high-performance and reliable signal switching.
- Test and Measurement Equipment: Ideal for signal routing and switching in test and measurement instruments.
Q & A
- What is the ADGS1414DBCCZ?
The ADGS1414DBCCZ is a monolithic CMOS device containing eight independently selectable SPST switches controlled via a 3-wire serial interface.
- What is the maximum clock rate of the serial interface?
The serial interface operates at clock rates of up to 50 MHz.
- What are the typical on-resistance and on-resistance flatness values?
The typical on-resistance is 9.5 Ω, and the on-resistance flatness is 1.6 Ω.
- What are the supported package types?
The device is available in 24-lead TSSOP and 4 mm × 4 mm LFCSP packages.
- What is the input high voltage (VINH) and input low voltage (VINL)?
The input high voltage (VINH) is 2.0 V min, and the input low voltage (VINL) is 0.8 V max.
- What is the channel on leakage current?
The channel on leakage current is ±0.05 nA typical and ±2 nA maximum.
- Is the device compatible with standard interface standards?
Yes, it is compatible with SPI, QSPI™, MICROWIRE™, and DSP interface standards.
- What is the analog signal range for the switches?
The analog signal range extends from VSS to VDD.
- How do the switches behave at power-up?
At power-up, all switches are in the off condition, and the internal registers contain all zeros.
- Can multiple devices be daisy-chained?
Yes, multiple devices can be daisy-chained using the output of the shift register (SDO).
