CD4508BE

Series:	4000B
Packaging:	Tube
Part Status:	Obsolete
Logic Type:	D-Type Transparent Latch
Circuit:	8:8
Output Type:	Standard
Voltage - Supply:	3 V ~ 18 V
Independent Circuits:	2
Delay Time - Propagation:	50ns
Current - Output High, Low:	6.8mA, 6.8mA
Operating Temperature:	-55°C ~ 125°C
Mounting Type:	Through Hole
Package / Case:	24-DIP (0.600", 15.24mm)
Supplier Device Package:	24-PDIP
Base Part Number:	4508

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CD4508BE Application Field and Working Principle
CD4508BE is a monolithic CMOS device with 8-bit latch that was introduced by RCA Corporation in the 1970s. It was mainly used to store 8-bit data. The device consists of 8 data registers and clocked in parallel, each of which can store an 8-bit data. The clocking of the data is accomplished by applying a positive pulse to the clock (CP) input of the device. When the clock is activated, the data in the eight-bit latch is set and is ready for use. The data in the latch is considered to be latched even if the clock signal is removed.
Applications of CD4508BE
The CD4508BE is a versatile device that can be used in a variety of applications, such as providing data storage, data multiplexing, signal routing, and data clocking. The device can be used in applications such as circuit control, data acquisition, and memory expansion. The device can be used to store data from sensors, relays, and switches, providing reliable signal retention over time. It can also be used as a multiplexer for interconnecting various signal sources, such as sensors, relays, and other data sources.
Working Principle of CD4508BE
The CD4508BE operates on the principle of storing a data signal received from an external source in an 8-bit latch. When a positive pulse is applied to the Clock (CP) input of the device, the data contained in the eight-bit latch is set and is ready for use. The data stored in the latch remains until it is cleared by the application of another positive pulse to the Clock (CP) input of the device. As long as the clock signal remains active, the contents of the 8-bit latch remain in the device, even if the power supply to the device is removed.
Conclusion
The CD4508BE is a versatile device with a variety of applications. It can be used to store 8-bit data, providing data storage, data multiplexing, signal routing, and data clocking. The device utilizes a clocking mechanism with a positive pulse to the Clock (CP) input. The device is capable of storing data signals received from an external source and is capable of retaining the data even if the power supply is removed. The CD4508BE is an essential logic device for data acquisition, circuit control, and memory expansion.

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