ST M74HCT688RM13TR

身份比较器4.5V ~ 5.5V-55°C ~ 125°C

Overview

The M74HCT688B1R is IC COMPARATOR EQUALITY 8B 20DIP, that includes 74HCT Series, they are designed to operate with a Identity Comparator Type, Packaging is shown on datasheet note for use in a Tube, that offers Package Case features such as 20-DIP (0.300", 7.62mm), it has an Operating Temperature range of -55°C ~ 125°C, as well as the Through Hole Mounting Type, the device can also be used as 4.5 V ~ 5.5 V Voltage Supply. In addition, the Output is Active Low, the device is offered in 8 Number of Bits, the device has a A=B of Output Function, and Current Output High Low is 4mA, 4mA, and the Max Propagation Delay V Max CL is 32ns @ 4.5V, 50pF, and Current Quiescent is 4μA.

The M74HCT652B1R is IC TRANSCVR 8BIT N-INV 24DIP, that includes 6mA, 6mA Current Output High Low, they are designed to operate with a Registered Transceiver, Non-Inverting Logic Type, Mounting Type is shown on datasheet note for use in a Through Hole, that offers Number of Bits per Element features such as 8, Number of Elements is designed to work in 1, it has an Operating Temperature range of -55°C ~ 125°C, the device can also be used as 24-DIP (0.300", 7.62mm) Package Case. In addition, the Packaging is Tube, the device is offered in 74HCT Series, the device has a 24-DIP of Supplier Device Package, and Voltage Supply is 4.5 V ~ 5.5 V.

Features

74HCT Series
20-SOIC (0.295, 7.50mm Width) package
8 Bits
74HCT series
20 terminations
1 Functions
20 pin count
5V power supplies

Surface Mount Mounting Type

Applications

There are a lot of STMicroelectronics
M74HCT688RM13TR applications of comparators.

• Communications digltal frequency synthesizers: VHF, UHF, FM, AM, etc.
• Fixed or programmable irequency division
• “Time out" timer for consume-appication industrial controls
• Companion Appliceation Nole, ICAN-6374, "Application of the CMOS CD4059A Programmable Divide-by-N Counter in FM and Ctizens Band Transceiver Digital Tuners"
• Servo motor controls
• Process contollenr
• Servo Motor Controls