NXP 74HCT688DB

Manufacturer No:

74HCT688DB

Manufacturer:

NXP

Package:

SOT-339

Description:

17 ns ?s Linear Comparators

Quantity:

In Stock :2169

Looking for price or availability? Send us an RFQ and our sales team will respond quickly.

Shipping & Availability

Fast worldwide shipping via DHL, FedEx, UPS, and EMS.

Shipped from：HK Warehouse

Expected Shipping：Sat, May 23 - Sun, May 24, 2026

Lead Time：Inquire about availability

Date Code：Within 2 Years

Payment

We support multiple secure payment methods including PayPal, Visa, MasterCard, and American Express. All transactions are protected with advanced encryption to ensure secure and reliable payments.

Authenticity Guarantee

All components supplied by Aichiplink are sourced from trusted global suppliers and verified through strict in-house inspection and quality control procedures.

Quality Assurance

Certified in-house inspection and testing facilities ensure all components meet internationally recognized quality standards.

User Guide

Aichiplink operates certified in-house inspection and testing facilities to ensure all electronic components meet internationally recognized quality and compliance standards. Our quality management system is verified through ISO 9001 certification and industry-standard inspection procedures.

PURCHASE

Please verify all part numbers, quantities, and packaging preferences before placing your order. If substitutions are acceptable, please indicate this clearly. For time-sensitive projects, confirm estimated delivery dates and stock availability in advance. Once submitted, changes or cancellations may not be possible, especially for items marked as non-cancellable/non-returnable (NCNR). For international shipments, please ensure all import documentation is complete and accurate to avoid delays.

MEANS OF PAYMENT

For your convenience, we accept multiple payment methods in USD, including PayPal, Credit Card, and Wire Transfer. Net terms may be available for qualified customers upon approval.

RFQ (REQUEST FOR QUOTATIONS)

Please ensure the part numbers and quantities are accurate and complete when submitting your RFQ.
Provide target prices and acceptable alternatives, if any, to speed up the quotation process.

IMPORTANT NOTICE

Quotations are subject to stock availability and may vary with market conditions. Prices and lead times are not guaranteed until a purchase order is confirmed. Ensure your contact details are correct to avoid delays in response.

Step1：Prepare product

Step2：Desiccant Protection

Step3：Vacuum Packaging

Step4：Individual Package

Step5：Anti-collision Filling

Step6：Packaging Box

SHIPPING COST

1. Shipping starts at $40, but some countries will exceed $40. For example (South Africa, Brazil, India, Pakistan, Israel, etc.).
2. Some specific products need to reach the minimum order quantity.
3. It may cost additional remote fees for delivery if you are in a remote area.

SHIPPING METHOD

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

DELIVERY TIME

1. Once the goods are shipped, estimated delivery time depends on the shipping methods you chose: FedEx International, 5-7 business days.
2. For in-stock parts, orders normally could be shipped out within 1-2days.

74HCT688DB Information

NXP 74HCT688DB technical specifications, attributes, parameters and parts with similar specifications to NXP 74HCT688DB.

Type
Parameter

Package / Case
SOT-339

Surface Mount
YES

Number of Pins
20

JESD-609 Code
e4

Pbfree Code
yes

Moisture Sensitivity Level (MSL)
1 (Unlimited)

Number of Terminations
20

Terminal Finish
NICKEL PALLADIUM GOLD

Max Operating Temperature
125°C

Min Operating Temperature
-40°C

Type
Parameter

Additional Feature
CASCADABLE

Subcategory
Arithmetic Circuits

Technology
CMOS

Terminal Position
DUAL

Terminal Form
GULL WING

Peak Reflow Temperature (Cel)
260

Number of Functions
1

Supply Voltage
5V

Terminal Pitch
0.65mm

Time@Peak Reflow Temperature-Max (s)
30

Download datasheets and manufacturer documentation for NXP 74HCT688DB.

RohsStatement:

nexperia-pesd3v3c1bsfyl-rohsstatement-2649.pdf

74HCT688DB Overview

To facilitate transportation, it comes packaged in SOT-339 .The device is designed with 20 terminations.The chip belongs to Arithmetic Circuits .A comparator supplied with 5V voltage can complete many demanding tasks.The board includes 20 pins.This comparator has 20 pins.This device requires 5V power supplies to operate.There is no need to exceed 125°C in terms of temperature.Lower temperatures than -40°C are unsuitable for it.There is a maximum voltage supply on the comparator of 5.5V .This comparator can be supplied with a voltage as low as 4.5V .