Counterfeit and defect prevention
Visual and packaging inspection
Electrical performance verification
Service Email:
[email protected]
>
CD74HC4046AM96
Texas Instruments
IC PHASE LOCK LOOP 16SOIC
19600 Pcs New Original In Stock
Phase Lock Loop (PLL) IC 38MHz 1 16-SOIC (0.154", 3.90mm Width)
Request Quote
(Ships tomorrow)
*Quantity
Minimum 1
Minimum 1
5.0 / 5.0
- (198 Ratings)
CD74HC4046AM96
Product Overview
1228949
DiGi Electronics Part Number
CD74HC4046AM96-DGManufacturer
Texas Instruments
CD74HC4046AM96
Description
IC PHASE LOCK LOOP 16SOICInventory
19600 Pcs New Original In Stock
Phase Lock Loop (PLL) IC 38MHz 1 16-SOIC (0.154", 3.90mm Width)
CAD Models - PCB Symbols & Footprints
Quantity
Minimum 1
Minimum 1
Purchase and inquiry
Warranty & Returns
How to Order
Shipping & Delivery
Quality Assurance
365 - Day Quality Guarantee - Every part fully backed.
90 - Day Refund or Exchange - Defective parts? No hassle.
Limited Stock, Order Now - Get reliable parts without worry.
Global Shipping & Secure Packaging
Worldwide Delivery in 3-5 Business Days
100% ESD Anti-Static Packaging
Real-Time Tracking for Every Order
Secure & Flexible Payment
Credit Card, VISA, MasterCard, PayPal, Western Union, Telegraphic Transfer(T/T) and more
All payments encrypted for security
CD74HC4046AM96 Technical Specifications
Category
Clock/Timing, Clock Generators, PLLs, Frequency Synthesizers
Packaging
Cut Tape (CT) & Digi-Reel®
Series
74HC
Product Status
Active
DiGi-Electronics Programmable
Not Verified
Type
Phase Lock Loop (PLL)
PLL
Yes
Input
CMOS
Output
CMOS
Number of Circuits
1
Ratio - Input:Output
1:4
Differential - Input:Output
No/No
Frequency - Max
38MHz
Divider/Multiplier
No/No
Voltage - Supply
2V ~ 6V
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
74HC4046
Datasheet & Documents
HTML Datasheet
CD74HC4046AM96-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
-296-14528-1
296-14528-6-NDR
-296-14528-1-DG
296-14528-2
296-14528-1
-CD74HC4046AM96E4-NDR
-CD74HC4046AM96-NDR
-CD74HC4046AM96E4
296-14528-6
-CD74HC4046AM96G4
-CD74HC4046AM96G4-NDR
Standard Package
2,500
Alternative Parts
PART NUMBER
MANUFACTURER
QUANTITY AVAILABLE
DiGi PART NUMBER
UNIT PRICE
SUBSTITUTE TYPE
Reviews
5.0/5.0-(Show up to 5 Ratings)
Dec 02, 2025
Le suivi après-vente chez DiGi Electronics est remarquable, ils restent toujours disponibles.
Dec 02, 2025
Bei DiGi Electronics habe ich regelmäßig tolle Angebote entdeckt. Das spart bei meinen Einkäufen viel Geld.
Dec 02, 2025
Their efficient after-sales service minimizes downtime and keeps our projects on track.
Dec 02, 2025
Overall, DiGi Electronics delivers both financial savings and secure shipping solutions, which I highly recommend.
Dec 02, 2025
The company’s commitment to punctuality reflects their customer-first approach.
Dec 02, 2025
Their logistics team ensured my package was delivered securely and on time.
Dec 02, 2025
DiGi Electronics makes sure every customer feels taken care of long after purchase.
Dec 02, 2025
DiGi Electronics consistently offers top-notch quality products that exceed my expectations.
Publish Evalution
Evalution Message
Please enter your review message.
Please post honest comments and do not post ilegal comments.
Frequently Asked Questions (FAQ)
Can the CD74HC4046AM96 be used to replace a CD4046BE in a 5V CMOS clock recovery circuit, and what are the critical compatibility risks?
Yes, the CD74HC4046AM96 can generally replace the CD4046BE in 5V applications, but with important caveats: the CD74HC4046AM96 is a high-speed CMOS version with tighter timing characteristics and lower power consumption, while the CD4046BE is a standard 4000-series CMOS part. The CD74HC4046AM96 supports a wider operating voltage (2V–6V) and higher maximum frequency (38MHz vs. ~10MHz for CD4046BE), making it suitable for higher-speed designs. However, input threshold levels differ slightly—HC logic uses approximately 50% VCC for logic thresholds, whereas the CD4046BE uses ~30%/70% VCC. This may affect noise margin in marginal signal conditions. Always verify loop filter stability and ensure that the VCO gain and phase detector outputs are compatible with your feedback network. For drop-in replacement, test under worst-case signal integrity conditions to avoid jitter or lock failure.
What are the thermal and layout considerations when using the CD74HC4046AM96 in a high-density PCB with adjacent switching regulators?
The CD74HC4046AM96 operates reliably from –55°C to 125°C, but in high-density designs near switching regulators, thermal coupling and electromagnetic interference (EMI) can degrade PLL performance. The 16-SOIC package has limited thermal dissipation, so avoid placing heat-generating components within 10mm. Use a solid ground plane beneath the IC and keep the loop filter components (especially the low-pass filter between phase detector output and VCO input) tightly routed and shielded from high-di/dt traces. Decouple VCC with a 100nF ceramic capacitor placed within 2mm of pins 16 and 8. If the switching regulator operates above 1MHz, consider adding a ferrite bead in series with the CD74HC4046AM96’s power supply to suppress high-frequency noise that could modulate the VCO and increase phase noise.
How does the absence of a built-in divider in the CD74HC4046AM96 affect its use in frequency synthesis applications compared to integrated alternatives like the ADF4002?
The CD74HC4046AM96 lacks internal frequency dividers, which means it cannot function as a standalone frequency synthesizer like the ADF4002 from Analog Devices. In frequency synthesis, you must externally implement reference and feedback dividers using additional logic (e.g., 74HC390 or programmable counters), increasing component count and design complexity. This makes the CD74HC4046AM96 better suited for phase alignment or clock recovery rather than precise frequency multiplication. If your application requires fine frequency resolution or low jitter, the ADF4002 offers integrated dual modulus prescalers, lock detect, and lower phase noise. However, the CD74HC4046AM96 remains a cost-effective choice for simple tracking loops where external division is acceptable and board space allows for discrete counters.
Is the CD74HC4046AM96 suitable for replacing a failed MC14046B in an automotive environment, and what reliability factors should be verified?
The CD74HC4046AM96 can replace the MC14046B in non-safety-critical automotive applications, but key reliability factors must be addressed. While both are rated for –55°C to 125°C, the CD74HC4046AM96 is not AEC-Q100 qualified, unlike many automotive-grade MC14046B variants. This means it lacks formal validation for long-term reliability under automotive stress conditions (thermal cycling, humidity, vibration). Additionally, the CD74HC4046AM96’s higher speed may introduce unintended oscillations in poorly terminated feedback paths common in legacy MC14046B designs. If used, implement rigorous environmental testing and consider conformal coating for moisture protection. For under-hood or safety-related systems, prefer an AEC-Q100-certified PLL such as the Texas Instruments LMK04832 instead of the CD74HC4046AM96.
What design precautions are needed when using the CD74HC4046AM96 in a battery-powered system with supply voltages near 2V?
When operating the CD74HC4046AM96 near its minimum 2V supply in battery-powered systems, ensure that input signal levels meet valid CMOS thresholds—typically 30% and 70% of VCC. At 2V, this means logic high must exceed 1.4V and logic low must stay below 0.6V; weak or slow-rising signals from sensors or oscillators may fail to trigger the phase detector reliably. Use Schmitt-trigger buffers (e.g., 74HC14) on inputs if signal integrity is marginal. Also, VCO frequency stability degrades at low supply voltages due to reduced headroom in internal bias circuits—expect increased jitter and reduced lock range. Always characterize loop performance across the full battery discharge curve (e.g., 3.6V down to 2.0V for Li-ion). Consider adding a brown-out detection circuit to disable the PLL during deep discharge to prevent erratic behavior.
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.
CD74HC4046AM96 CAD Models
Texas Instruments CD74HC4046AM96 PCB symbols & footprints
productDetail
