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CD74AC283M96
Texas Instruments
IC 4BIT BINARY FILL ADDER 16SOIC
12357 Pcs New Original In Stock
Binary Full Adder with Fast Carry IC 16-SOIC
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5.0 / 5.0
- (47 Ratings)
CD74AC283M96
Product Overview
1235487
DiGi Electronics Part Number
CD74AC283M96-DGManufacturer
Texas Instruments
CD74AC283M96
Description
IC 4BIT BINARY FILL ADDER 16SOICInventory
12357 Pcs New Original In Stock
Binary Full Adder with Fast Carry IC 16-SOIC
CAD Models - PCB Symbols & Footprints
Quantity
Minimum 1
Minimum 1
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CD74AC283M96 Technical Specifications
Category
Logic, Specialty Logic
Packaging
Cut Tape (CT) & Digi-Reel®
Series
74AC
Product Status
Obsolete
Logic Type
Binary Full Adder with Fast Carry
Supply Voltage
1.5V ~ 5.5V
Number of Bits
4
Operating Temperature
-55°C ~ 125°C
Mounting Type
Surface Mount
Package / Case
16-SOIC (0.154", 3.90mm Width)
Supplier Device Package
16-SOIC
Base Product Number
74AC283
Datasheet & Documents
HTML Datasheet
CD74AC283M96-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
CD74AC283M96G4-DG
CD74AC283M96E4
296-CD74AC283M96DKR
CD74AC283M96G4
296-CD74AC283M96CT
CD74AC283M96E4-DG
296-CD74AC283M96TR
CD74AC283M96-DG
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)
de desembre 02, 2025
物流の管理がしっかりしているため、信頼して注文できます。
de desembre 02, 2025
お財布に優しい価格とエコな包装で、大満足です。
de desembre 02, 2025
Choosing DiGi means I get quality and affordability in one package.
de desembre 02, 2025
Excellent prices and friendly, professional support—what more could I ask for?
de desembre 02, 2025
I appreciated the precise logistics updates, which fit perfectly into my busy schedule.
de desembre 02, 2025
Their inventory management is efficient, ensuring quick fulfillment.
de desembre 02, 2025
Customer care was top-notch, resolving my issues efficiently and professionally.
de desembre 02, 2025
Fast delivery and a proactive support team—diGi Electronics delivers excellence.
de desembre 02, 2025
Their after-sales support included helpful tutorials and follow-up calls, which made setup easier.
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Frequently Asked Questions (FAQ)
Can the CD74AC283M96 be safely replaced with a CD74HC283M96 in a 5V industrial control system, and what are the key risks to consider during this substitution?
Replacing the CD74AC283M96 with the CD74HC283M96 in a 5V system is possible but introduces critical timing and noise margin risks. While both operate at 5V, the CD74AC283M96 has faster propagation delay (~7 ns typical) and better noise immunity due to its advanced CMOS (AC) family, whereas the HC variant (~15 ns) is slower and more sensitive to input rise/fall times. In high-speed or noise-prone environments, this substitution may cause setup/hold violations or glitches. Always verify timing margins in your actual circuit and ensure input signals meet HC family thresholds (0.3VCC to 0.7VCC). If speed or reliability is critical, consider redesigning with a modern pin-compatible alternative like the SN74LVC283A instead.
Is it safe to use the CD74AC283M96 in a battery-powered design operating at 2.0V, and how does its power consumption compare to newer logic families?
The CD74AC283M96 can operate down to 1.5V, so 2.0V is within spec, but dynamic power consumption will be higher than modern low-voltage families like LVC or AUP. At 2.0V and 10 MHz, the CD74AC283M96 draws significantly more supply current than, for example, the SN74AUP1G83 (a single-bit adder building block), which is optimized for sub-1µA static current. For long-life battery applications, this increased dynamic and static power may lead to unacceptable drain. Additionally, propagation delay increases as voltage drops—expect up to 50% slower performance at 2.0V vs. 5V. If power efficiency is a priority, consider migrating to a modern low-voltage adder IC or implementing the function in a low-power microcontroller.
What are the reliability concerns when using the CD74AC283M96 in an automotive under-hood application with temperatures cycling between -40°C and 125°C?
Although the CD74AC283M96 is rated for -55°C to 125°C, its obsolete status raises long-term reliability concerns in automotive environments. Prolonged exposure to thermal cycling near the upper limit can accelerate electromigration and solder joint fatigue, especially in 16-SOIC packages without thermal relief. Additionally, being obsolete, Texas Instruments no longer guarantees production continuity or provides updated reliability data (e.g., HTOL, ESD robustness under AEC-Q100). For new automotive designs, this part should be avoided. Instead, use AEC-Q100 qualified alternatives like the SN74AHC283QDR (automotive-grade) to ensure traceability, long-term availability, and validated performance under harsh conditions.
How does the fast carry architecture of the CD74AC283M96 impact PCB layout, and what routing mistakes could degrade its performance in a high-speed 16-bit adder chain?
The CD74AC283M96’s fast carry output is sensitive to trace inductance and capacitive loading, especially when cascading multiple devices for wider addition (e.g., 16-bit). Poor PCB layout—such as long, meandering carry-in/carry-out traces or unbalanced routing between adjacent adders—can introduce skew, overshoot, or false triggering due to ground bounce. To mitigate this, route carry signals as short, impedance-controlled paths with minimal vias, and place decoupling capacitors (100nF) within 3mm of each VCC pin. Avoid routing carry lines near noisy digital or clock traces. Also, ensure all inputs have pull-up/down resistors if not driven, as floating inputs on AC-family devices can cause oscillation and excessive current draw.
Since the CD74AC283M96 is obsolete, what are the best modern, pin-compatible drop-in replacements that maintain similar speed and voltage range without requiring board changes?
While no direct pin-compatible replacement exists for the CD74AC283M96, the closest functional and footprint-compatible alternative is the SN74LVC283A in 16-SOIC. It supports 1.65V to 3.6V operation (narrower than the CD74AC283M96’s 1.5V–5.5V range) but offers faster propagation delay (~4.5 ns at 3.3V) and lower power. For 5V systems, consider redesigning with two SN74AHC283s (16-SOIC) in parallel or using a programmable logic device (CPLD) like the XC2C64A for full adder functionality. Always verify pinout compatibility—TI’s LVC and AHC families match the 74AC pinout—but confirm supply voltage requirements. If 5V operation is mandatory and speed critical, the CD74AC283M96 may still be used from trusted distributors, but with obsolescence risk mitigation through lifetime buys or second-source agreements.
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.
CD74AC283M96 CAD Models
Texas Instruments CD74AC283M96 PCB symbols & footprints
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