All Products

CD74HCT688ME4

20-SOIC (0.295, 7.50mm Width) 5V V 20 Comparators 51 ns ns 20 5V V 8 Active Low


  • Manufacturer: Texas Instruments
  • Origchip NO: 815-CD74HCT688ME4
  • Package: 20-SOIC (0.295, 7.50mm Width)
  • Datasheet: -
  • Stock: 278
  • Description: 20-SOIC (0.295, 7.50mm Width) 5V V 20 Comparators 51 ns ns 20 5V V 8 Active Low (Kg)

Purchase & Inquiry

Transport

Purchase

You may place an order without registering to Utmel.
We strongly suggest you sign in before purchasing as you can track your order in real time.

Means of Payment

For your convenience, we accept multiple payment methods in USD, including PayPal, Credit Card, and wire transfer.

RFQ (Request for Quotations)

It is recommended to request for quotations to get the latest prices and inventories about the part.
Our sales will reply to your request by email within 24 hours.

IMPORTANT NOTICE

1. You'll receive an order information email in your inbox. (Please remember to check the spam folder if you didn't hear from us).
2. Since inventories and prices may fluctuate to some extent, the sales manager is going to reconfirm the order and let you know if there are any updates.

Shipping Cost

Shipping starts at $40, but some countries will exceed $40. For example (South Africa, Brazil, India, Pakistan, Israel, etc.)
The basic freight (for package ≤0.5kg or corresponding volume) depends on the time zone and country.

Shipping Method

Currently, our products are shipped through DHL, FedEx, SF, and UPS.

Delivery Time

Once the goods are shipped, estimated delivery time depends on the shipping methods you chose:

FedEx International, 5-7 business days.

The following are some common countries' logistic time.
transport

Details

Tags

Parameters
Factory Lead Time 6 Weeks
Lifecycle Status ACTIVE (Last Updated: 1 week ago)
Contact Plating Gold
Mount Surface Mount
Mounting Type Surface Mount
Package / Case 20-SOIC (0.295, 7.50mm Width)
Number of Pins 20
Weight 500.709277mg
Operating Temperature -55°C~125°C
Packaging Tube
Series 74HCT
JESD-609 Code e4
Pbfree Code yes
Part Status Active
Moisture Sensitivity Level (MSL) 1 (Unlimited)
Number of Terminations 20
Type Identity Comparator
Additional Feature CASCADABLE
Subcategory Arithmetic Circuits
Technology CMOS
Voltage - Supply 4.5V~5.5V
Terminal Position DUAL
Terminal Form GULL WING
Peak Reflow Temperature (Cel) 260
Number of Functions 1
Supply Voltage 5V
Terminal Pitch 1.27mm
Base Part Number 74HCT688
Output Active Low
Pin Count 20
Operating Supply Voltage 5V
Polarity Inverting
Power Supplies 5V
Load Capacitance 50pF
Number of Bits 8
Propagation Delay 51 ns
Quiescent Current 8μA
Turn On Delay Time 34 ns
Family HCT
Current - Output High, Low 4mA 4mA
Max I(ol) 0.004 A
Max Propagation Delay @ V, Max CL 34ns @ 4.5V, 50pF
Prop. Delay@Nom-Sup 42 ns
Output Function A=B
Height 2.65mm
Length 12.8mm
Width 7.5mm
Thickness 2.35mm
Radiation Hardening No
RoHS Status ROHS3 Compliant
Lead Free Lead Free

CD74HCT688ME4 Overview


Tube's packaging is made of Tube's materials.Because of its low package cost, the 20-SOIC (0.295, 7.50mm Width) is well known in the electronic industry.8 Bits were used to design this electronic part.74HCT Series offers excellent performance at an affordable price.There is an electronic part mounted in the way of Surface Mount.The electrical device has an output of Active Low.In order to ensure the normal functioning of the device, a 4.5V~5.5V Supply Voltage is provided.Reliability is ensured by using the Operating Temperature of -55°C~125°C.Application grade Identity Comparator Types are available.As 4mA 4mA features a high/low output current, maximal design flexibility can be achieved.An example of a 20 termination would be one in which the characteristic impedance of the transmission line is matched to the device terminating the transmission line.1 functions are available on it.Base Part Numbers can be used to identify related parts.A supply voltage of 5V is used to power it.In addition, it features 20 Pin Count.The pronged contacts on computers and other communications devices are called 20 pins.In this case, the electronic part is mounted in the direction of Surface Mount.Electronic devices belonging to the HCT family make up this device.Arithmetic Circuits is a Subcategory.A 5V power supply powers it.For example, CASCADABLE has been added.Comparator is necessary to maintain a 5V supply voltage.A quiescent current of 8μA is consumed without external influence.

CD74HCT688ME4 Features


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

CD74HCT688ME4 Applications


There are a lot of Texas Instruments CD74HCT688ME4 applications of comparators.

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