SN74HC688PWR

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SN74HC688PWR

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IC ID COMPARATOR 8BIT 20-TSSOP

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Attribut Wert
Series 74HC
Part Status Active
Base Product Number 74HC688
Type Identity Comparator
Number of Bits 8
Output Active Low
Output Function A=B
Voltage - Supply 2V ~ 6V
Current - Output High, Low 5.2mA, 5.2mA
Max Propagation Delay @ V, Max CL 36ns @ 6V, 50pF
Current - Quiescent (Iq) 8 µA
Operating Temperature -40°C ~ 85°C
Package 20-TSSOP (0.173", 4.40mm Width)
Supplier Device Package 20-TSSOP
Mounting Type Surface Mount
Packaging Bulk, Cut Tape (CT), Tape & Reel (TR)

Übersicht

Description

The SN74HC688PWR is a high-speed, 8-bit magnitude comparator commonly used in digital circuits. Manufactured by Texas Instruments, it belongs to the 74HC series, which features high-speed CMOS logic technology. The device compares two 8-bit binary values and outputs a logic low signal when the two values are equal.
Key features of the SN74HC688PWR include:
- 8-bit comparison: Capable of comparing two 8-bit input values.
- Active-Low Output: Produces a low output when inputs are equal, making it useful for equality detection.
- Wide Supply Voltage Range: Operates from 2V to 6V.
- High-speed performance: Offers fast comparison speeds due to CMOS technology.
- Low power consumption: Benefits from CMOS technology to reduce power usage.
- Package Type: Available in a TSSOP (Thin-Shrink Small Outline Package) to save space on printed circuit boards.
The SN74HC688PWR is ideal for applications requiring comparison operations, such as digital sorting, equality checking, and address decoding in microprocessors and memory devices.

Equivalent

The SN74HC688PWR is an 8-bit magnitude comparator. Equivalent products in terms of functionality typically include the 74HC688 from other manufacturers, such as NXP, ON Semiconductor, or Fairchild. It's advisable to verify pin compatibility and electrical specifications when considering equivalents from different manufacturers.

Pinout

The SN74HC688PWR is an 8-bit magnitude comparator from Texas Instruments. It is typically housed in a 20-pin TSSOP package. The primary function of this device is to compare two 8-bit binary values and output a signal indicating whether the two values are equal.
Key pin functions include:
- Input Pins (A0 to A7, B0 to B7): These are the pins where the two 8-bit binary values are input for comparison.
- P and Q Inputs: These are additional active-low input pins that can be used for expansion or cascading purposes.
- Output Pin (EQ): This output pin goes low when the two 8-bit values are equal, and P and Q are both low.
- Ground (GND) and VCC: These pins are used to supply power to the device.
The SN74HC688PWR is commonly used in digital systems where such comparison functions are necessary, such as in address decoding or data validation applications.

Manufacturer

The SN74HC688PWR is manufactured by Texas Instruments (TI). Texas Instruments is a global semiconductor company that designs and produces a wide range of electronic components and integrated circuits. Founded in 1930 and headquartered in Dallas, Texas, TI is well-known for its innovation in the semiconductor industry. The company provides solutions for analog and embedded processing applications, serving diverse sectors such as automotive, industrial, personal electronics, and communications equipment. TI's products are integral to many electronic devices, making it a key player in the technology and electronics markets.

Application

The SN74HC688PWR is an 8-bit magnitude comparator used in digital electronics. Its primary application areas include digital systems for comparing binary data, such as in address decoding for microprocessors, memory address verification, and data sorting in digital signal processing. It is also used in communication systems for error detection and correction, as well as in control systems for decision-making processes. Additionally, the SN74HC688PWR can be employed in industrial automation for sensor data comparison and in consumer electronics for various logic operations. Its versatility makes it suitable for a wide range of applications where binary data comparison is essential.

Package

The SN74HC688PWR is a digital logic device in the HC (High-speed CMOS) family. The "PWR" at the end of its part number indicates it is housed in a TSSOP (Thin Shrink Small Outline Package) with 20 pins. This type of packaging is designed for surface-mount technology, which allows for efficient manufacturing and space conservation on printed circuit boards.

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