CD4521BEE4Alternatives & Equivalent Parts
About CD4521BEE4
CD4521BEE4 is a Integrated Circuit component manufactured by Texas Instruments. It comes in a Dual-In-Line Packages package. Below you'll find known alternative and equivalent parts that can serve as replacements in your design.
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Specification Comparison
| Parameter | CD4521BEE4Source | CD4521BE | CD4521BPW |
|---|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments |
| Package Type | Dual-In-Line Packages | Dual-In-Line Packages | Small Outline Packages |
| Pin Count | 16 | 16 | 16 |
| Temperature Range | -55.0°C ~ 125.0°C | -55.0°C ~ 125.0°C | -55.0°C ~ 125.0°C |
| Price | $0.6020 | $0.2337 | $0.1842 |
| Stock | In Stock | In Stock | In Stock |
| Lifecycle | ACTIVE | ACTIVE | ACTIVE |
| Electrical Parameters | |||
| Pbfree Code | Yes | Yes | Yes |
| YTEOL | 15 | 15 | 15 |
| Additional Feature | OUTPUTS FROM LAST 7 STAGES AVAILABLE | OUTPUTS FROM LAST 7 STAGES AVAILABLE | OUTPUTS FROM LAST 7 STAGES AVAILABLE |
| Count Direction | UP | UP | UP |
| Family | 4000/14000/40000 | 4000/14000/40000 | 4000/14000/40000 |
| JESD-30 Code | R-PDIP-T16 | R-PDIP-T16 | R-PDSO-G16 |
| JESD-609 Code | e4 | e4 | e4 |
| Load Capacitance (CL) | 50 pF | 50 pF | 50 pF |
| Load/Preset Input | NO | NO | NO |
| Logic IC Type | BINARY COUNTER | BINARY COUNTER | BINARY COUNTER |
| Max Frequency@Nom-Sup | 2000000 Hz | 2000000 Hz | 2000000 Hz |
| Max I(ol) | 0.0024 A | 0.0024 A | 0.0024 A |
| Mode of Operation | ASYNCHRONOUS | ASYNCHRONOUS | ASYNCHRONOUS |
| Number of Bits | 24 | 24 | 24 |
| Number of Functions | 1 | 1 | 1 |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY |
| Package Equivalence Code | DIP16,.3 | DIP16,.3 | TSSOP16,.25 |
| Package Shape | RECTANGULAR | RECTANGULAR | RECTANGULAR |
| Package Style | IN-LINE | IN-LINE | SMALL OUTLINE, THIN PROFILE, SHRINK PITCH |
| Packing Method | TUBE | TUBE | TUBE |
| Power Supply Current-Max (ICC) | 3 mA | 3 mA | 3 mA |
| Prop. Delay@Nom-Sup | 4500 ns | 4500 ns | 4500 ns |
| Propagation Delay (tpd) | 12000 ns | 12000 ns | 12000 ns |
| Qualification Status | Not Qualified | Not Qualified | Not Qualified |
| Schmitt Trigger | NO | NO | NO |
| Supply Voltage-Max (Vsup) | 18 V | 18 V | 18 V |
| Supply Voltage-Min (Vsup) | 3 V | 3 V | 3 V |
| Supply Voltage-Nom (Vsup) | 5 V | 5 V | 5 V |
| Surface Mount | NO | NO | YES |
| Technology | CMOS | CMOS | CMOS |
| Temperature Grade | MILITARY | MILITARY | MILITARY |
| Terminal Finish | Nickel/Palladium/Gold (Ni/Pd/Au) | Nickel/Palladium/Gold (Ni/Pd/Au) | Nickel/Palladium/Gold (Ni/Pd/Au) |
| Terminal Form | THROUGH-HOLE | THROUGH-HOLE | GULL WING |
| Terminal Pitch | 2.54 mm | 2.54 mm | 0.65 mm |
| Terminal Position | DUAL | DUAL | DUAL |
| Trigger Type | NEGATIVE EDGE | NEGATIVE EDGE | NEGATIVE EDGE |
| fmax-Min | 6.5 MHz | 6.5 MHz | 6.5 MHz |
| Peak Reflow Temperature (Cel) | — | — | 260 |
| Time@Peak Reflow Temperature-Max (s) | — | — | 30 |
Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.
Need pricing on these alternatives?
Get one quote covering all 2 alternatives for CD4521BEE4 — response within 24 hours.
Quick Links
Why Look for Alternatives?
Finding alternatives for CD4521BEE4 is essential for supply chain resilience. Component shortages, long lead times, and end-of-life notices can disrupt production schedules. Having verified alternative parts ensures your designs remain manufacturable.
When evaluating CD4521BEE4 replacements, consider key parameters such as package compatibility, electrical specifications, and operating temperature range. Our engineering team can help verify pin-to-pin compatibility for your specific application.
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FAQ
What is equivalent to CD4521BEE4?
Known equivalents for CD4521BEE4 include CD4521BE, CD4521BPW. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of CD4521BEE4?
In many cases, yes. Cross-manufacturer alternatives exist for most standard components. However, always verify pin compatibility, electrical specs, and package dimensions before substituting in production.
How do I verify CD4521BEE4 alternatives?
Compare the datasheet specifications including pinout, voltage ratings, timing parameters, and package dimensions. FindMyChip's engineering team can help with compatibility verification — submit an RFQ to get started.