ADUM7640CRQZ-RL7

Common Mode Transient Immunity (Min):	15kV/µs
Base Part Number:	ADUM7640
Supplier Device Package:	20-QSOP
Package / Case:	20-SSOP (0.154", 3.90mm Width)
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 105°C
Voltage - Supply:	3 V ~ 5.5 V
Rise / Fall Time (Typ):	2ns, 2ns
Pulse Width Distortion (Max):	6ns
Propagation Delay tpLH / tpHL (Max):	50ns, 50ns
Data Rate:	25Mbps
Series:	iCoupler®
Voltage - Isolation:	1000Vrms
Channel Type:	Unidirectional
Inputs - Side 1/Side 2:	6/0
Number of Channels:	6
Isolated Power:	No
Type:	General Purpose
Technology:	Magnetic Coupling
Part Status:	Active
Packaging:	Tape & Reel (TR)

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Digital IsolatorsThe ADUM7640CRQZ-RL7 is a digital isolator, which is a type of semiconductor device specifically designed to isolate a section of an electrical system from another. It is a device that has two electrical circuits, which are electrically isolated from each other but still maintain a coupling between the two for communication purposes. The device is used in many different applications, such as in medical equipment, communications systems, instrumentation, and power supplies.The ADUM7640CRQZ-RL7 is an isolated digital isolator with an ultra-low leakage current of 100pA and a high circuit isolation of 650Vdc. The device is capable of providing galvanic isolation between two circuits, which helps to reduce transmission errors caused by noise interference. It also helps to protect circuits from surge voltages, spikes, and power transients. The device is able to operate from a single input supply and features a single power pin and a single ground pin.The ADUM7640CRQZ-RL7 provides high-speed digital data transmission and supports both sides of the communication link. It includes an integrated main digital signal conditioning circuit and a digital output multiplexer coupled with a digital input filter. This combination helps reduce signal distortion and simplifies system architecture. The device also has a noise suppression in the input stage to reduce EMI effects and improve data transmission reliability.The ADUM7640CRQZ-RL7 has a wide operating temperature range of -40°C ~ 85°C and excellent input/output differential accuracy of ±1.0V. It has a maximum data rate of 250Mbit/s, with a response time of 10ns, allowing for fast and reliable communications. The device also has a low overall power consumption of 1.2W and a low propagation delay of 4.5ns.The working principle of the ADUM7640CRQZ-RL7 is simple. When the digital output signal is activated, the voltage applied to the primary side of the circuit induces a magnetic field that is detected by the secondary side of the circuit. This magnetic field is then converted into a voltage, which is amplified and then used to drive an output signal. The device also works in the opposite direction; when an input signal is received on the secondary side of the circuit, a magnetic field is induced on the primary side and is detected by the secondary side. This magnetic field is then converted into a voltage and used to drive the input signal.The ADUM7640CRQZ-RL7 has a wide range of applications, including medical equipment, communications systems, instrumentation, power supplies, etc. It provides excellent performance for these applications, with its low leakage current, high circuit isolation, fast data transmission, low power consumption, and low propagation delay. In addition, the device is highly reliable and cost-effective, making it the perfect choice for any application where isolation and precision are essential.

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