CD4518BEE4 Texas Instruments Integrated Circuit (Dual-In-Line Packages) In Stock
The CD4518BEE4 is a dual BCD (decade) up-counter IC from Texas Instruments, part of the 4000-series CMOS logic family. It operates over a wide supply voltage range of 3 V to 18 V with Schmitt trigger clock inputs and gated clock control. Available in a 16-pin PDIP package with worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- Dual-In-Line Packages
- Pin Count
- 16
- Lifecycle
- ACTIVE
- Datasheet
- CD4518BEE4 Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $0.3500(MOQ 1)
- Temp Range
- -55.0°C to 125.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
What are the key features of CD4518BEE4?
- Dual independent BCD decade up-counters allow cascaded counting or simultaneous independent count operations
- Wide supply voltage range of 3 V to 18 V provides compatibility with diverse logic systems from low-power CMOS to legacy TTL-level designs
- Schmitt trigger clock inputs with gated clock control improve noise immunity and enable flexible clocking strategies
- 4000-series CMOS family ensures low static power consumption, critical for battery-operated and always-on counting circuits
What is CD4518BEE4 used for?
The CD4518BEE4 is commonly used in digital frequency dividers, event counters, and timing circuits in industrial control and consumer electronics. It is well-suited for display driver front-ends, where BCD outputs directly interface with 7-segment decoder drivers for numeric readouts. The device is also applied in clock generators and sequencing circuits in embedded systems that require simple, reliable decade counting across a wide voltage range.
What are the specifications of CD4518BEE4?
| Pbfree Code | Yes |
| YTEOL | 15 |
| Additional Feature | GATED CLOCK; SCHMITT TRIGGER ON CLOCK INPUT |
| Count Direction | UP |
| Family | 4000/14000/40000 |
| JESD-30 Code | R-PDIP-T16 |
| JESD-609 Code | e4 |
| Load Capacitance (CL) | 50pF |
| Load/Preset Input | NO |
| Logic IC Type | DECADE COUNTER |
| Max Frequency@Nom-Sup | 1500000Hz |
| Max I(ol) | 0.0015A |
| 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) | 0.03mA |
| Prop. Delay@Nom-Sup | 230ns |
| Propagation Delay (tpd) | 560ns |
| Qualification Status | Not Qualified |
| Supply Voltage-Max (Vsup) | 18V |
| Supply Voltage-Min (Vsup) | 3V |
| Supply Voltage-Nom (Vsup) | 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 | 4MHz |
| Package | Dual-In-Line Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| HTS Code | 8542.39.00.60 |
| Country of Origin | Malaysia, Mexico |
Where can I find the CD4518BEE4 datasheet?
CD4518BEE4 Datasheet DownloadOfficial datasheet from Texas Instruments
What are equivalent replacements for CD4518BEE4?
Compatible alternatives and drop-in replacements for CD4518BEE4:
Decade Counter, 4000/14000/40000 Series, Synchronous, Positive Edge Triggered, 4-Bit, Up Direction, CMOS, CDIP16
Decade Counter, 4000/14000/40000 Series, Synchronous, Positive Edge Triggered, 4-Bit, Up Direction, CMOS, CDIP16
Frequently Asked Questions
What is the supply voltage range of the CD4518BEE4?
The CD4518BEE4 operates over a wide supply voltage range of 3 V to 18 V, making it compatible with both low-voltage CMOS systems and higher-voltage legacy TTL-level designs. This flexibility simplifies integration into mixed-voltage environments common in industrial and consumer electronics.
Does the CD4518BEE4 have Schmitt trigger inputs on the clock pins?
Yes, the CD4518BEE4 features Schmitt trigger inputs on its clock pins, as noted in the Additional Feature specification. This provides hysteresis that rejects slow-rising or noisy clock edges, improving counting reliability in environments with electrical noise or long interconnects.
What package does the CD4518BEE4 use and how many pins does it have?
The CD4518BEE4 is housed in a 16-pin PDIP (Plastic Dual In-line Package), designated JESD-30 code R-PDIP-T16. This through-hole package is easy to prototype with on breadboards and is widely available, making it a popular choice for educational and hobbyist projects as well as production designs.
What counting mode does the CD4518BEE4 support and can it be cascaded?
The CD4518BEE4 supports BCD (Binary Coded Decimal) up-counting only, incrementing from 0 to 9 and then resetting. The device contains two independent decade counters, which can be cascaded by connecting the carry output of the first counter to the clock input of the second, enabling multi-decade counting for larger count ranges.
Related Guides
CSD87313DMS Synchronous Buck Power Stage Design Guide
Design a compact CSD87313DMS synchronous buck stage with practical guidance for loss, gate drive, PCB layout, EMI, thermal validation, and sourcing.
Aug 6, 2026
STEF05SGR eFuse Selection Guide for 5 V Overcurrent Protection
Choose STEF05SGR for 5 V overcurrent protection by checking current-limit margin, inrush, thermal loss, fault response, and sourcing.
Aug 6, 2026
C0402C103K3RACTU Selection Guide: Choosing a 10 nF 0402 MLCC
Select C0402C103K3RACTU by voltage margin, X7R behavior, tolerance, 0402 assembly risk, and qualified alternatives.
Aug 4, 2026
STM32H753VIT6 MCU Selection Guide: Memory, Package, Connectivity, and Security
Choose STM32H753VIT6 by evaluating memory architecture, LQFP-100 pin fit, connectivity, security, power, and sourcing tradeoffs.
Aug 4, 2026
Why Buy from FindMyChip
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.
More from Texas Instruments
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1+ | $0.4200 | $0.42 |
| 13+ | $0.3500 | $4.55 |
In Stock · 24h Response · Worldwide Shipping
Response within 24 hours · Worldwide shipping
“We've been using FindMyChip for 2 years. Pricing is consistently 20-30% below Mouser/DigiKey for volume orders.”
You May Also Like
ACS770ECB-200U-PFF-T
Allegro Microsystems
Integrated Circuit
ACS770KCB-150U-PFF-T
Allegro Microsystems
Integrated Circuit
MC33901WEF
NXP
Integrated Circuit
MC7808BDTRKG
ON Semiconductor
Integrated Circuit
PA94EC
Apex Microtechnology
Integrated Circuit
AP7315-28SR-7
Diodes Inc.
Integrated Circuit
74HCT245D
Nexperia
Integrated Circuit
CY62256VNLL-70ZXCT
Cypress Semiconductor
Integrated Circuit
EPM7032AETC44-4N
Intel
Integrated Circuit
EPM3512AQC208-10N
Intel
Integrated Circuit
EPM3256ATC144-7N
Intel
Integrated Circuit
EPM3256AQC208-7N
Intel
Integrated Circuit
EPM3256AQC208-10N
Intel
Integrated Circuit
EPM3128ATC100-7N
Intel
Integrated Circuit
EPM1270F256C4N
Intel
Integrated Circuit
EPF8282ATC100-4N
Intel
Integrated Circuit
EPF6016QC208-2N
Intel
Integrated Circuit
EPF6016ATC144-3N
Intel
Integrated Circuit
EPF10K30ATC144-3N
Intel
Integrated Circuit
EPC2TI32N
Intel
Integrated Circuit
EPC2LC20
Intel
Integrated Circuit
EP3SL150F1152C4N
Intel
Integrated Circuit
EP2SGX60DF780C5N
Intel
Integrated Circuit
EP2SGX60CF780C5N
Intel
Integrated Circuit