Overview
The ADG738BRUZ, produced by Analog Devices Inc., is a CMOS analog matrix switch featuring a serially-controlled 3-wire interface. This device is an 8-channel matrix switch, making it highly versatile for various signal routing applications. It operates with a supply voltage range of 2.7 V to 5.5 V and is available in a 16-lead TSSOP package. The ADG738 is designed for low voltage operation and is compatible with several serial interface standards, including SPI, QSPI, MICROWIRE, and some DSP interfaces.
Key Specifications
| Parameter | Typical Value | Maximum Value | Unit | Test Conditions/Comments |
|---|---|---|---|---|
| Analog Signal Range | 0 V to VDD | V | ||
| On Resistance (RON) | 6 Ω | 16 Ω | Ω | VS = 0 V to VDD, IS = 10 mA |
| On-Resistance Match Between Channels (∆RON) | 0.4 Ω | 1.4 Ω | Ω | VS = 0 V to VDD, IS = 10 mA |
| On-Resistance Flatness (RFLAT(ON)) | 3.5 Ω | Ω | VS = 0 V to VDD, IS = 10 mA | |
| Source Off Leakage Current (IS (Off)) | ±0.01 nA | nA | VDD = 3.3 V | |
| Supply Voltage (VDD) | 2.7 V to 5.5 V | V | ||
| Serial Clock Input Rate | Up to 30 MHz | MHz |
Key Features
- 8-channel matrix switch with serially-controlled 3-wire interface compatible with SPI, QSPI, MICROWIRE, and some DSP interface standards.
- Low on-resistance (RON) of 6 Ω typical and closely matched between channels.
- Flat on-resistance over the full signal range.
- Break-before-make switching action to prevent momentary shorting when switching channels.
- Each switch conducts equally well in both directions, suitable for both multiplexing and demultiplexing applications.
- Available in 16-lead TSSOP package.
- Daisy-chaining capability through the DOUT pin.
Applications
- Data acquisition systems.
- Communication systems.
- Relay replacement.
- Audio and video switching.
- Automotive applications.
Q & A
- What is the ADG738BRUZ?
The ADG738BRUZ is a CMOS analog matrix switch with a serially-controlled 3-wire interface, produced by Analog Devices Inc..
- How many channels does the ADG738BRUZ have?
The ADG738BRUZ is an 8-channel matrix switch).
- What is the typical on-resistance of the ADG738BRUZ?
The typical on-resistance (RON) is 6 Ω).
- What are the compatible serial interface standards for the ADG738BRUZ?
The ADG738BRUZ is compatible with SPI, QSPI, MICROWIRE, and some DSP interface standards).
- What is the supply voltage range for the ADG738BRUZ?
The supply voltage range is 2.7 V to 5.5 V).
- What package type is the ADG738BRUZ available in?
The ADG738BRUZ is available in a 16-lead TSSOP package).
- Can the ADG738BRUZ be used for both multiplexing and demultiplexing?
Yes, the ADG738BRUZ can be used for both multiplexing and demultiplexing applications).
- What is the maximum serial clock input rate for the ADG738BRUZ?
The maximum serial clock input rate is up to 30 MHz).
- Does the ADG738BRUZ support daisy-chaining?
Yes, the ADG738BRUZ supports daisy-chaining through the DOUT pin).
- What are some common applications of the ADG738BRUZ?
Common applications include data acquisition systems, communication systems, relay replacement, audio and video switching, and automotive applications).
