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74LCX02MTCX
onsemi
IC GATE NOR 4CH 2-INP 14TSSOP
19481 Pcs New Original In Stock
NOR Gate IC 4 Channel 14-TSSOP
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5.0 / 5.0
- (508 Ratings)
74LCX02MTCX
Product Overview
7745858
DiGi Electronics Part Number
74LCX02MTCX-DGManufacturer
onsemi
74LCX02MTCX
Description
IC GATE NOR 4CH 2-INP 14TSSOPInventory
19481 Pcs New Original In Stock
NOR Gate IC 4 Channel 14-TSSOP
Quantity
Minimum 1
Minimum 1
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74LCX02MTCX Technical Specifications
Category
Logic, Gates and Inverters
Packaging
Cut Tape (CT) & Digi-Reel®
Series
74LCX
Product Status
Active
Logic Type
NOR Gate
Number of Circuits
4
Number of Inputs
2
Features
-
Voltage - Supply
2V ~ 3.6V
Current - Quiescent (Max)
10 µA
Current - Output High, Low
24mA, 24mA
Input Logic Level - Low
0.7V ~ 0.8V
Input Logic Level - High
1.7V ~ 2V
Max Propagation Delay @ V, Max CL
5.2ns @ 3.3V, 50pF
Operating Temperature
-40°C ~ 85°C
Mounting Type
Surface Mount
Supplier Device Package
14-TSSOP
Package / Case
14-TSSOP (0.173", 4.40mm Width)
Base Product Number
74LCX02
Datasheet & Documents
HTML Datasheet
74LCX02MTCX-DG
Environmental & Export Classification
RoHS Status
ROHS3 Compliant
Moisture Sensitivity Level (MSL)
1 (Unlimited)
REACH Status
REACH Unaffected
ECCN
EAR99
HTSUS
8542.39.0001
Additional Information
Other Names
74LCX02MTCXDKR
74LCX02MTCXTR
74LCX02MTCXCT
Standard Package
2,500
Alternative Parts
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MANUFACTURER
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SUBSTITUTE TYPE
Reviews
5.0/5.0-(Show up to 5 Ratings)
December 02, 2025
Je recommande vivement pour leur fiabilité et leurs prix attractifs.
December 02, 2025
Their friendly and professional support team enhances our overall customer experience.
December 02, 2025
Their support has been instrumental in maintaining smooth operations.
December 02, 2025
Their team was highly professional and made the entire process effortless.
December 02, 2025
I appreciate how transparent and honest their customer service is about product details.
December 02, 2025
I appreciate their responsive customer service team, who efficiently resolved my issues and provided detailed guidance.
December 02, 2025
The relaxed atmosphere and affordable prices make it my preferred electronics store.
December 02, 2025
The support team goes above and beyond to ensure customer satisfaction.
December 02, 2025
DiGi Electronics offers a diverse selection that caters to both casual users and tech enthusiasts alike.
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Frequently Asked Questions (FAQ)
Can the 74LCX02MTCX be used in a 3.3V mixed-signal system with 5V-tolerant inputs, and what are the risks if interfacing with older 5V logic families?
Yes, the 74LCX02MTCX can operate in a 3.3V system, but it does not have 5V-tolerant inputs. When interfacing with 5V logic (e.g., 74HC series), input voltage may exceed the 3.6V max supply rating, risking device damage or latch-up. To safely interface with 5V signals, use series current-limiting resistors (e.g., 1kΩ) combined with clamping diodes, or employ level translators like the TXS0108E. Avoid direct connection to 5V outputs to ensure long-term reliability and prevent potential CMOS latch-up in the 74LCX02MTCX.
How does the 74LCX02MTCX compare to the SN74LVC02APW in terms of propagation delay and power consumption for high-speed portable designs?
The 74LCX02MTCX and SN74LVC02APW both support 3.3V operation, but the SN74LVC02APW typically offers faster propagation delay (≈3.5ns vs. 5.2ns @ 3.3V) and lower dynamic power due to improved LVC process. However, the 74LCX02MTCX has ultra-low quiescent current (10µA max), making it better suited for battery-powered systems with long idle periods. Choose the 74LCX02MTCX when minimizing standby power is critical; opt for SN74LVC02APW if speed and active power are higher priorities in continuous operation.
What PCB layout considerations are critical when designing with the 74LCX02MTCX in high-noise industrial environments?
For reliable 74LCX02MTCX operation in noisy environments, use a solid ground plane, keep trace lengths short to reduce EMI pickup, and place a 0.1µF ceramic decoupling capacitor as close as possible to each VCC pin. Avoid routing high-speed signals near sensitive inputs, and consider adding series damping resistors (22–47Ω) if driving long traces. Given the 74LCX02MTCX's CMOS input structure, unused inputs must be tied to GND or VCC to prevent floating nodes and oscillation, which can increase power draw and crosstalk.
Is the 74LCX02MTCX a reliable drop-in replacement for the obsolete NLV74LCX02DTR2G, and are there any subtle differences impacting circuit performance?
The 74LCX02MTCX is a functional pin-to-pin and electrically compatible replacement for the NLV74LCX02DTR2G, both being 14-TSSOP NOR gates with 2V–3.6V supply range. However, the onsemi 74LCX02MTCX may have slightly higher input threshold variability and marginally longer propagation delay. For drop-in replacement, ensure timing margins in your design allow for the 5.2ns max delay. Also verify PCB footprint compatibility—both use standard 14-TSSOP but check landing patterns. No redesign is typically needed, but validate under worst-case temperature and voltage conditions.
Can the 74LCX02MTCX reliably drive multiple 74LVC inputs in a fanout configuration, and what are the signal integrity risks?
The 74LCX02MTCX can drive up to 10 LVC inputs under static conditions due to its 24mA output drive strength, but dynamic fanout is limited by capacitive loading and transition speed. With a 50pF load, propagation delay reaches 5.2ns; exceeding this (e.g., >3–4 LVC inputs with long traces) can cause signal degradation, ringing, or timing violations. For robust fanout, limit outputs to 3–4 LVC loads, use controlled-impedance traces, and consider buffering with a dedicated driver (e.g., 74LVC1G07) if expanding fanout. Always simulate or prototype with worst-case trace capacitance for critical paths.
Quality Assurance (QC)
DiGi ensures the quality and authenticity of every electronic component through professional inspections and batch sampling, guaranteeing reliable sourcing, stable performance, and compliance with technical specifications, helping customers reduce supply chain risks and confidently use components in production.
74LCX02MTCX CAD Models
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