MC14521BDG is out of stock and can be placed on backorder.
Available Substitutes:

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Texas Instruments
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Nexperia USA Inc.
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Counter IC Divide-by-2 1 Element 24 Bit Negative Edge 16-SOIC
Image shown is a representation only. Exact specifications should be obtained from the product data sheet.
Counter IC Divide-by-2 1 Element 24 Bit Negative Edge 16-SOIC
16 SOIC Pin View

MC14521BDG

DigiKey Part Number
MC14521BDGOS-ND
Manufacturer
Manufacturer Part Number
MC14521BDG
Description
IC DIVIDER BY 2 24-BIT 16SOIC
Manufacturer Standard Lead Time
8 Weeks
Customer Reference
Detailed Description
Counter IC Divide-by-2 1 Element 24 Bit Negative Edge 16-SOIC
Datasheet
 Datasheet
EDA/CAD Models
MC14521BDG Models
Product Attributes
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Category
Count Rate
12 MHz
Manufacturer
onsemi
Trigger Type
Negative Edge
Series
Voltage - Supply
3 V ~ 18 V
Packaging
Tube
Operating Temperature
-55°C ~ 125°C
Part Status
Active
Mounting Type
Surface Mount
Logic Type
Divide-by-2
Package / Case
16-SOIC (0.154", 3.90mm Width)
Number of Elements
1
Supplier Device Package
16-SOIC
Number of Bits per Element
24
Base Product Number
Reset
Asynchronous
Environmental & Export Classifications
Product Questions and Answers
Additional Resources
Substitutes (3)
Part NumberManufacturerQuantity AvailableDigiKey Part NumberUnit PriceSubstitute Type
CD4521BMTexas Instruments590296-32929-5-ND$1.12000Similar
HEF4521BT,652Nexperia USA Inc.2,2291727-3551-ND$0.98000Similar
HEF4521BT,653Nexperia USA Inc.01727-HEF4521BT,653TR-ND$0.89000Similar
Available To Order
Factory Stock: 55,392
48 estimated in stock on 14-Dec-2026

This is stock that is available at the supplier which may be available to DigiKey upon receipt of order.

All prices are in USD
Tube
QuantityUnit PriceExt Price
1$1.46000$1.46
10$0.89500$8.95
48$0.66208$31.78
144$0.54618$78.65
288$0.48816$140.59
528$0.44515$235.04
1,008$0.40607$409.32
2,544$0.36024$916.45
5,040$0.33273$1,676.96
Note: Due to DigiKey value-add services the packaging type may change when product is purchased at quantities beneath the standard package.
Tariff Status: Tariff may apply if shipping to the United States. Estimated tariff costs will be calculated and displayed in the shopping cart to help you assess potential expenses.