CAT24C16C4ATR is out of stock and can be placed on backorder.
Available Substitutes:

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STMicroelectronics
In Stock: 0
Unit Price: $0.27000
Datasheet

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Rohm Semiconductor
In Stock: 3
Unit Price: $0.21000
Datasheet
EEPROM Memory IC 16Kbit I2C 400 kHz 900 ns 4-WLCSP (0.84x0.86)
Image shown is a representation only. Exact specifications should be obtained from the product data sheet.

CAT24C16C4ATR

DigiKey Part Number
CAT24C16C4ATROSTR-ND - Tape & Reel (TR)
CAT24C16C4ATROSCT-ND - Cut Tape (CT)
CAT24C16C4ATROSDKR-ND - Digi-Reel®
Manufacturer
Manufacturer Product Number
CAT24C16C4ATR
Description
IC EEPROM 16KBIT I2C 4WLCSP
Manufacturer Standard Lead Time
19 Weeks
Customer Reference
Detailed Description
EEPROM Memory IC 16Kbit I2C 400 kHz 900 ns 4-WLCSP (0.84x0.86)
Datasheet
 Datasheet
EDA/CAD Models
CAT24C16C4ATR Models
Product Attributes
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Category
Memory Interface
I2C
Mfr
Clock Frequency
400 kHz
Packaging
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
Write Cycle Time - Word, Page
5ms
Part Status
Active
Access Time
900 ns
DigiKey Programmable
Not Verified
Voltage - Supply
1.8V ~ 5.5V
Memory Type
Non-Volatile
Operating Temperature
-40°C ~ 85°C (TA)
Memory Format
Mounting Type
Surface Mount
Technology
EEPROM
Package / Case
Memory Size
Supplier Device Package
4-WLCSP (0.84x0.86)
Memory Organization
2K x 8
Base Product Number
Environmental & Export Classifications
Product Questions and Answers
Additional Resources
Substitutes (2)
Part NumberManufacturerQuantity AvailableDigiKey Part NumberUnit PriceSubstitute Type
M24C16-DFCU6TP/KSTMicroelectronics0497-15360-2-ND$0.27000Similar
BRCF016GWZ-3E2Rohm Semiconductor3BRCF016GWZ-3E2TR-ND$0.21000Similar
Available To Order
Factory Stock: 170,000
5,000 estimated in stock on 04-Feb-2027

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

All prices are in USD
Cut Tape (CT) & Digi-Reel®
QuantityUnit PriceExt Price
1$0.17000$0.17
10$0.16500$1.65
25$0.16080$4.02
50$0.15760$7.88
100$0.15430$15.43
250$0.15000$37.50
500$0.14670$73.35
1,000$0.14339$143.39
* All Digi-Reel orders will add a $7.00 reeling fee.
Tape & Reel (TR)
QuantityUnit PriceExt Price
5,000$0.13567$678.35
10,000$0.13237$1,323.70
15,000$0.13045$1,956.75
25,000$0.12805$3,201.25
35,000$0.12648$4,426.80
50,000$0.12483$6,241.50
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.