CD74HC640MG4

Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

CD74HC640MG4 is a type of integrated circuit (IC) which is categorized under the Logic - Buffers, Drivers, Receivers, Transceivers. It is an 8-bit register and 3-state buffer chip that is designed to function as a buffer, a shift register, an address buffer, and an output port. This integrated circuit can be used in many applications, such as providing data isolation, signal distribution and retiming. As it is constructed with 8 3-state buffers, the CD74HC640MG4 can be utilized to lend 8-bit signal isolation, signal distribution, and retiming functions when the device’s signal inputs are driven with a digital standard logic chip.

The CD74HC640MG4 operates on a power supply voltage of 4.5V to 5.5V and it also accepts a wide range of inputs such as TTL compatible, CMOS, and DTL logic levels. Its maximum propagation delay time is 5.2ns from the rising edge being supplied at the inputs to the outputs being presented. Its logic outputs are capable of sourcing up to codes of +/- 24mA of current, and at the same time they can sustain up to +/- 50mA of total output current without damage. The power supply pin is known to draw 90uA of quiescent current.

When using this device, the output pin (Q7) must be first addressed by its associated input before any signals may pass through. Once the address is set, the device’s output can be altered with signals present at the clock input. When in the active state, the outputs at the Q7 pins demonstrate the correct encoding of its associated input data that is present at the D0-D7 pins. It will also remain activated by its 8 3-state buffers until it registers another incoming digital signal from the selected address.

The CD74HC640MG4 is a versatile logic device that features an 8-bit shift register and a 3-state buffer that is capable of being used in many applications. With its ability to receive a wide range of inputs and its wide range of outputs, the device can be used for data isolation, signal distribution, and retiming of digital signals when used to its full potential. It is an excellent choice for many digital design applications.

The specific data is subject to PDF, and the above content is for reference