CD74HC4520E Texas Instruments Integrated Circuit (Dual-In-Line Packages) In Stock
CD74HC4520E is a dual 4-bit synchronous binary up-counter IC with high-speed HC CMOS logic, supporting 2V to 6V supply voltage, negative-edge trigger capability, and 50pF load capacitance. Priced from $0.20, available in 16-Pin PDIP with worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- Dual-In-Line Packages
- Pin Count
- 16
- Lifecycle
- ACTIVE
- Datasheet
- CD74HC4520E Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $0.2030(MOQ 1)
- Temp Range
- -55.0°C to 125.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- Dual 4-bit synchronous binary up-counter with independent clock and enable inputs per counter
- Wide supply voltage range of 2V to 6V compatible with HC/UH CMOS logic family
- Negative-edge trigger capability for flexible clocking options
- High-speed operation with 50pF load capacitance in 16-Pin PDIP package
- Lead-free (Pb-free) construction meeting JESD-609 e4 environmental compliance
Applications
The CD74HC4520E is widely used in digital frequency dividers, event counters, and timing circuits in embedded systems and industrial control applications. It is suitable for use in clock generation, address sequencing in microprocessor systems, and programmable logic designs requiring reliable binary counting. Its dual-counter architecture also makes it ideal for cascaded counting configurations in test equipment and consumer electronics.
Specifications
| Pbfree Code | Yes |
| YTEOL | 15 |
| Additional Feature | NEGATIVE EDGE TRIGGER TYPE ALSO POSSIBLE |
| Count Direction | UP |
| Family | HC/UH |
| JESD-30 Code | R-PDIP-T16 |
| JESD-609 Code | e4 |
| Load Capacitance (CL) | 50pF |
| Load/Preset Input | NO |
| Logic IC Type | BINARY COUNTER |
| Max Frequency@Nom-Sup | 20000000Hz |
| Max I(ol) | 0.0052A |
| Mode of Operation | SYNCHRONOUS |
| Number of Bits | 4 |
| Number of Functions | 2 |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | DIP16,.3 |
| Package Shape | RECTANGULAR |
| Package Style | IN-LINE |
| Packing Method | TUBE |
| Power Supply Current-Max (ICC) | 0.08mA |
| Prop. Delay@Nom-Sup | 51ns |
| Propagation Delay (tpd) | 360ns |
| Qualification Status | Not Qualified |
| Supply Voltage-Max (Vsup) | 6V |
| Supply Voltage-Min (Vsup) | 2V |
| Supply Voltage-Nom (Vsup) | 4.5V |
| Surface Mount | NO |
| Technology | CMOS |
| Temperature Grade | MILITARY |
| Terminal Finish | Nickel/Palladium/Gold (Ni/Pd/Au) |
| Terminal Form | THROUGH-HOLE |
| Terminal Pitch | 2.54mm |
| Terminal Position | DUAL |
| Trigger Type | POSITIVE EDGE |
| fmax-Min | 24MHz |
| Package | Dual-In-Line Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| ECCN | EAR99 |
| HTS Code | 8542.39.00.90 |
| Country of Origin | Malaysia, Mexico |
Alternate & Equivalent Parts
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What is the supply voltage range for the CD74HC4520E?
The CD74HC4520E operates over a supply voltage range of 2V to 6V, making it compatible with a wide range of HC/UH CMOS logic systems and suitable for both 3.3V and 5V digital designs.
Does the CD74HC4520E support negative-edge triggering?
Yes, the CD74HC4520E supports negative-edge trigger operation in addition to positive-edge clocking, providing flexibility for different timing and synchronization requirements in digital circuit designs.
What package does the CD74HC4520E come in and what is its typical price?
The CD74HC4520E is available in a 16-Pin PDIP (Dual-In-Line Package) format. It is priced from approximately $0.20 per unit and is available with worldwide shipping from multiple distributors.
What are typical applications for the CD74HC4520E?
The CD74HC4520E is commonly used in frequency division, event counting, address sequencing, and timing circuits. Its dual 4-bit counter structure makes it well-suited for cascaded counting in industrial control, embedded systems, and test equipment applications.
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About Texas Instruments
Texas Instruments (TI) is a global semiconductor company headquartered in Dallas, Texas. TI designs and manufactures analog and embedded processing chips used in industrial, automotive, consumer, communications, and enterprise systems.
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