Overview
The ADUM7641CRQZ-RL7 is a 6-channel digital isolator produced by Analog Devices Inc. This component utilizes Analog Devices' iCoupler® technology, providing reliable and efficient digital isolation. It is packaged in a compact 20-lead QSOP, offering significant space savings and a lower cost compared to higher voltage isolation solutions when only functional isolation is required. The device operates over a wide temperature range up to 105°C and supports supply voltages from 3.0 V to 5.5 V, making it versatile for various applications.
Key Specifications
| Parameter | Value | Parameter | Value |
|---|---|---|---|
| Minimum Operating Supply Voltage (V) | 3.0 | Maximum Operating Supply Voltage (V) | 5.5 |
| Isolation Voltage (Vrms) | 1000 | Package | QSOP-20 |
| Pin Count | 20 | ESD Protection | Yes |
| Maximum Data Rate (Mbps) | 25 | Common-Mode Transient Immunity (kV/μs) | >15 |
| Operating Temperature (°C) | -40 to 105 | Logic High Input Voltage (VIH) | 0.7 * VDDx |
| Logic Low Input Voltage (VIL) | 0.3 * VDDx | Output Rise/Fall Time (ns) | 2.5 |
Key Features
- Compact Packaging: The ADUM7641CRQZ-RL7 is packaged in a small 20-lead QSOP, offering space savings and a lower cost.
- High Isolation Voltage: Provides 1 kV RMS isolation, ensuring reliable signal isolation.
- Low Power Operation: Consumes low power, with a maximum of 1.6 mA per channel at 0 Mbps to 1 Mbps and 7.8 mA per channel at 25 Mbps.
- High Temperature Operation: Operates up to 105°C, making it suitable for high-temperature environments.
- 3 V/5 V Level Translation: Supports both 3 V and 5 V supply voltages, enabling compatibility with various system designs.
- High Common-Mode Transient Immunity: Offers >15 kV/μs common-mode transient immunity, protecting against noise disturbances.
Applications
- General-purpose, Multichannel Isolation: Suitable for isolating multiple digital signals in a single package.
- SPI Interface/Data Converter Isolation: Ideal for isolating SPI interfaces and data converters.
- RS-232/RS-422/RS-485 Transceivers: Used in serial communication interfaces to ensure signal integrity.
- Industrial Field Bus Isolation: Applied in industrial field bus systems for reliable and isolated communication.
Q & A
- Q: What is the isolation voltage rating of the ADUM7641CRQZ-RL7?
A: The ADUM7641CRQZ-RL7 has a 1 kV RMS isolation voltage rating.
- Q: What is the maximum data rate supported by the ADUM7641CRQZ-RL7?
A: The ADUM7641CRQZ-RL7 supports a maximum data rate of 25 Mbps.
- Q: What are the supported supply voltage ranges for the ADUM7641CRQZ-RL7?
A: The device operates with supply voltages ranging from 3.0 V to 5.5 V.
- Q: What is the operating temperature range of the ADUM7641CRQZ-RL7?
A: The ADUM7641CRQZ-RL7 operates over a temperature range of -40°C to 105°C.
- Q: Does the ADUM7641CRQZ-RL7 have ESD protection?
A: Yes, the ADUM7641CRQZ-RL7 includes ESD protection.
- Q: What is the package type of the ADUM7641CRQZ-RL7?
A: The ADUM7641CRQZ-RL7 is packaged in a QSOP-20.
- Q: What are some common applications of the ADUM7641CRQZ-RL7?
A: Common applications include general-purpose multichannel isolation, SPI interface/data converter isolation, RS-232/RS-422/RS-485 transceivers, and industrial field bus isolation.
- Q: How does the ADUM7641CRQZ-RL7 ensure high common-mode transient immunity?
A: The device offers >15 kV/μs common-mode transient immunity, protecting against noise disturbances.
- Q: What is the warranty period for the ADUM7641CRQZ-RL7 when purchased from authorized distributors like Ovaga?
A: Ovaga offers a 1-year warranty on the ADUM7641CRQZ-RL7, covering defects in materials and workmanship under normal use.
- Q: How can I ensure the authenticity of the ADUM7641CRQZ-RL7 when purchasing?
A: Ensure you purchase from authorized distributors who rigorously test and verify the credentials of original manufacturers and authorized agents.
