STMicroelectronics M74HCT688B1R
- Part No.:
- M74HCT688B1R
- Manufacturer:
- STMicroelectronics
- Category:
- Comparators
- Package:
- 20-DIP (0.300", 7.62mm)
- Datasheet:
-
M74HCT688B1R.pdf
- Description:
- IC COMPARATOR IDENTITY 8B 20DIP
- Quantity:
- Payment:

- Shipping:

Inventory:2,552
Please send an inquiry. Send us your inquiry, and we will respond immediately.
M74HCT688B1R Specifications
- Product attributes
- Attribute value
- Manufacturer:
- STMicroelectronics
- Series:
- 74HCT
- Package/Case:
- 20-DIP (0.300", 7.62mm)
- Packaging:
- Tube
- Product Status:
- Obsolete
- Type:
- Identity Comparator
- Number of Bits:
- 8
- Output:
- Active Low
- Output Function:
- A=B
- Voltage - Supply:
- 4.5V ~ 5.5V
- Current - Output High, Low:
- 4mA, 4mA
- Max Propagation Delay @ V, Max CL:
- 32ns @ 4.5V, 50pF
- Current - Quiescent (Iq):
- 4 µA
- Operating Temperature:
- -55°C ~ 125°C
- Grade:
- -
- Qualification:
- -
- Supplier Device Package:
- 20-DIP
- Mounting Type:
- Through Hole
M74HCT688B1R FAQ
1.How can I place an order for M74HCT688B1R through Aetrix?
Please submit a Request for Quotation (RFQ) for M74HCT688B1R on Aetrix. Our sales agent will provide a competitive quotation and guide you through the order confirmation once you accept the terms.
2.Are the price and stock information for M74HCT688B1R reliable?
The price and inventory of M74HCT688B1R are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for M74HCT688B1R is usually 5 days.
3.What payment methods are accepted for M74HCT688B1R?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for M74HCT688B1R transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for M74HCT688B1R?
M74HCT688B1R orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your M74HCT688B1R order is processed, you will receive an email with the shipment details and tracking number.
Note: Tracking information may take up to 24 hours to appear. Express delivery typically takes 3–5 business days.
5.How can I obtain technical support or documentation for M74HCT688B1R?
For technical support, including M74HCT688B1R datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your M74HCT688B1R requirements.
6.How does Aetrix verify that M74HCT688B1R is sourced from the original manufacturer or authorized distributors?
All M74HCT688B1R products on Aetrix are procured from qualified distributors and authorized channels. Our dedicated quality assurance team conducts strict verification, including traceability checks and, if necessary, third-party testing. This ensures that M74HCT688B1R meets industry standards.
7.What is the process for return or replacement of M74HCT688B1R?
All M74HCT688B1R units undergo pre-shipment inspection (PSI). If there is an issue with M74HCT688B1R, returns or replacements are accepted under the following conditions:
1.Quantity discrepancies, incorrect items, or visible external defects (such as breakage or corrosion), acknowledged by Aetrix.
2.The issue is reported within 90 days of delivery.
3.The M74HCT688B1R part is unused and in its original packaging.
Return procedure for M74HCT688B1R:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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