CHIPNOBO

Semiconductor Replacement Engineering & Supply Continuity

Gates and Inverters

PRODUCT DATASHEET

ChipNobo MPN

NB74LS12N

GLOBAL BRAND CROSS-REFERENCE

Rochester Electronics, LLC

IC GATE NAND 3CH 3-INP 14DIP

74LS12N

  • High-reliability design
  • Long-term stable supply
  • RoHS compliant
IC GATE NAND 3CH 3-INP 14DIP

1. PRODUCT POSITIONING

NB74LS12N is a product identity corresponding to the reference product 74LS12N. This document presents the available product specifications, mechanical/package information and compatibility summary for engineering and procurement reference.

This document is a product information. Compatibility conclusions should be read together with the applicable Cross-Reference Identification (CID) rule, package/pin verification and engineering review record.

2. TECHNICAL SPECIFICATION COMPARISON (core parameters)
Parameter Rochester Electronics, LLC 74LS12N ChipNobo NB74LS12N Match
Mounting Type Through Hole Through Hole ✓
Part Status Active Active ✓
Package / Case 14-DIP (0.300", 7.62mm) 14-DIP (0.300", 7.62mm) ✓
Operating Temperature 0°C ~ 70°C 0°C ~ 70°C ✓
Number of Circuits 3 3 ✓
Logic Type NAND Gate NAND Gate ✓
Number of Inputs 3 3 ✓
Voltage - Supply 4.75V ~ 5.25V 4.75V ~ 5.25V ✓
Input Logic Level - Low 0.8V 0.8V ✓
Input Logic Level - High 2V 2V ✓
Features Open Collector Open Collector ✓
Supplier Device Package 14-PDIP 14-PDIP ✓
Current - Output High, Low 100µA, 8mA 100µA, 8mA ✓
Current - Quiescent (Max) 3.3 mA 3.3 mA ✓
Max Propagation Delay @ V, Max CL 33ns @ 5V, 15pF 33ns @ 5V, 15pF ✓
RoHS Status Not applicable Not applicable ✓
Moisture Sensitivity Level (MSL) 3 (168 Hours) 3 (168 Hours) ✓

CHIPNOBO

Semiconductor Replacement Engineering & Supply Continuity

Gates and Inverters

PRODUCT DATASHEET

3. SUPPLY & LIFECYCLE
ChipNobo Number NB74LS12N
Lifecycle status Active
NRND No
EOL No
PCN monitor No
Last buy date No Deadline
Alternate availability Sufficient
4. APPLICATION AREAS
AI Server GPU Server
Data Center Switch Vehicle Communication Network (CAN/CAN FD/LIN)
ADAS Camera System Smart Cockpit
5G Base Station Network Switch
Industrial Computer PLC Controller
Semiconductor Equipment Smartphone

5. ENGINEERING & COMMERCIAL NOTES

  • The ChipNobo MPN is the public product identity used by ChipNobo for this replacement reference.
  • The original manufacturer and original MPN are retained as reference identity information.
  • Product PDF data are intended for engineering, procurement and supply-continuity reference.
  • Current price, MOQ, lead time, available supply source and regional availability should be confirmed through RFQ.
  • For customer-specific qualification, PCB footprint approval, reliability requirements or design-in approval, the customer should perform the applicable validation process.

CHIPNOBO REPLACEMENT · Semiconductor Replacement Engineering & Supply Continuity Partner

Document purpose: Product Information / Replacement Reference · Generated from the product data supplied for NB74LS12N.

Important Notice & Disclaimer

Document ID: 【CN-DATA-NB74LS12N】 Revision: 1.0 Status: Released

The information provided by ChipNobo is intended solely for engineering evaluation, product selection, procurement, and supply continuity reference purposes. Product specifications, lifecycle status, availability, and other information are subject to change without notice. Customers should always verify relevant information against the latest official documentation published by the respective manufacturers.

Cross-reference and replacement recommendations are provided for engineering reference purposes only. They do not constitute a guarantee of pin-to-pin compatibility, interchangeability, or suitability for any particular application. Customers are responsible for conducting all necessary engineering reviews, testing, and qualification prior to product selection and use.

Manufacturer names, trademarks, and part numbers are referenced solely for product identification purposes. Their use does not imply any affiliation with, endorsement by, or authorization from the respective manufacturers, unless expressly stated otherwise.

To the maximum extent permitted by applicable law, ChipNobo makes no warranties, express or implied, regarding the completeness, accuracy, or suitability of the information provided and shall not be liable for any loss or damage arising from its use or reliance, except as otherwise expressly agreed in writing and subject to applicable law.