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74ABT16541CSSCX
onsemi
IC BUFF NON-INVERT 5.5V 48SSOP
4235 Pcs New Original In Stock
Buffer, Non-Inverting 2 Element 8 Bit per Element 3-State Output 48-SSOP
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*Quantity
Minimum 1
Minimum 1
5.0 / 5.0
- (413 Ratings)
74ABT16541CSSCX
Product Overview
7745816
DiGi Electronics Part Number
74ABT16541CSSCX-DGManufacturer
onsemi
74ABT16541CSSCX
Description
IC BUFF NON-INVERT 5.5V 48SSOPInventory
4235 Pcs New Original In Stock
Buffer, Non-Inverting 2 Element 8 Bit per Element 3-State Output 48-SSOP
Quantity
Minimum 1
Minimum 1
Purchase and inquiry
Warranty & Returns
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365 - Day Quality Guarantee - Every part fully backed.
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74ABT16541CSSCX Technical Specifications
Category
Logic, Buffers, Drivers, Receivers, Transceivers
Packaging
-
Series
74ABT
Product Status
Obsolete
Logic Type
Buffer, Non-Inverting
Number of Elements
2
Number of Bits per Element
8
Input Type
-
Output Type
3-State
Current - Output High, Low
32mA, 64mA
Voltage - Supply
4.5V ~ 5.5V
Operating Temperature
-40°C ~ 85°C (TA)
Mounting Type
Surface Mount
Package / Case
48-BSSOP (0.295", 7.50mm Width)
Supplier Device Package
48-SSOP
Base Product Number
74ABT16541
Datasheet & Documents
HTML Datasheet
74ABT16541CSSCX-DG
Environmental & Export Classification
Moisture Sensitivity Level (MSL)
1 (Unlimited)
REACH Status
REACH Unaffected
ECCN
EAR99
HTSUS
8542.39.0001
Additional Information
Standard Package
1,000
Alternative Parts
View DetailsPART NUMBER
MANUFACTURER
QUANTITY AVAILABLE
DiGi PART NUMBER
UNIT PRICE
SUBSTITUTE TYPE
Reviews
5.0/5.0-(Show up to 5 Ratings)
December 02, 2025
快遞速度極快，幾乎是隔天就能收到商品，購物體驗很棒！
December 02, 2025
Les composants offrent une performance constante, garantissant la qualité de mes montages électroniques.
December 02, 2025
After-sales assistance was outstanding, offering clear guidance and support.
December 02, 2025
The craftsmanship and quality control are truly impressive.
December 02, 2025
They provide a wide range of choices with transparent costs, making decision-making simpler.
December 02, 2025
The combination of low prices and reliable delivery keeps me coming back.
December 02, 2025
The meticulous packaging safety standards set a benchmark in the industry.
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Frequently Asked Questions (FAQ)
Can the 74ABT16541CSSCX be used in high-speed data bus applications with tight timing constraints, and what design considerations should I account for when replacing it with SN74ABT16541ADGGR?
Yes, the 74ABT16541CSSCX is suitable for high-speed bus buffering due to its 3-state outputs and ABT (Advanced BiCMOS) technology enabling fast switching. However, when replacing it with the SN74ABT16541ADGGR, verify timing compatibility—especially propagation delay and enable/disable times—as minor differences between manufacturers can affect bus contention or setup/hold margins. Also check package thermal characteristics: while both are 48-SSOP, TI’s variant may have slightly different thermal resistance. Always simulate or bench-test timing margins in your specific trace topology to avoid data corruption risks.
What are the reliability risks of using the obsolete 74ABT16541CSSCX in a new industrial design with a 10-year lifecycle?
Using the obsolete 74ABT16541CSSCX introduces significant supply chain and end-of-life risks for long-lifecycle industrial systems. While onsemi’s device is still in stock now, future obsolescence may lead to last-time buys or counterfeit exposure. For reliability, ensure your design includes lifecycle monitoring and a formal obsolescence mitigation plan. Strongly consider redesigning with a currently recommended pin-compatible alternative such as SN74ABT16541ADGGR, and validate long-term availability with your distributor before full-scale production.
How should I address grounding and signal integrity when integrating the 74ABT16541CSSCX in a mixed-signal system with sensitive analog components?
When integrating the 74ABT16541CSSCX in mixed-signal environments, employ a solid ground plane and isolate digital ground return paths from analog sections to avoid noise coupling through ground bounce. Due to its high output drive (32mA high, 64mA low), fast edge rates can induce switching noise. Use local decoupling (0.1µF ceramic + 1µF tantalum) near the VCC pin and consider series damping resistors (22–33Ω) in outputs if routing to long traces. Avoid routing 74ABT16541CSSCX signals near sensitive analog nodes to minimize capacitive crosstalk.
Is the 74ABT16541CSSCX susceptible to latch-up in harsh environments, and what precautions should I take during power sequencing?
The 74ABT16541CSSCX, built on BiCMOS process, has inherent latch-up protection but remains vulnerable under abnormal conditions like overvoltage transients or improper power sequencing. Ensure all inputs are held low or within supply rails during power-up/down. Avoid hot-plugging scenarios unless inputs are current-limited externally. In industrial applications, add series current-limiting resistors (100–470Ω) and clamp diodes to suppress transients. Confirm that VCC ramps monotonically—abrupt or staggered power sequencing can trigger parasitic SCR activation, leading to latch-up and potential device failure.
What are the key differences between 74ABT16541CSSCX and SN74ABT16541ADLR in terms of PCB layout and thermal management?
The 74ABT16541CSSCX and SN74ABT16541ADLR are functionally equivalent but differ subtly in thermal performance and layout requirements. The TI device (ADLR) specifies a slightly lower thermal resistance (θJA ~ 77°C/W vs onsemi’s ~85°C/W estimate), allowing marginally better heat dissipation. Ensure consistent copper land patterns per respective datasheets to maintain thermal integrity. Also, match pour and via placement around GND/VCC pads. Both use 48-SSOP, so footprint adjustments are minimal, but verify solder mask and stencil designs to prevent tombstoning during reflow, especially for the 0.5mm pitch leads.
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.
74ABT16541CSSCX CAD Models
onsemi 74ABT16541CSSCX PCB symbols & footprints
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