Catalyst Semiconductor Inc. CAT24C Series

10 variants · Catalyst Semiconductor Inc.

About the Catalyst Semiconductor Inc. Catalyst Semiconductor Inc. CAT24C Series series

The Catalyst Semiconductor Inc. Catalyst Semiconductor Inc. CAT24C Series series groups 10 related part numbers, each listed with full specifications, a datasheet where available, and an RFQ option. Every variant in the range shares a common memory format of EEPROM, memory interface of I²C and memory type of Non-Volatile. Variants differ by access time, case and frequency, so you can match the exact access time your application requires using the selection guide below. The range mixes active and legacy part numbers, so you can source both current Catalyst Semiconductor Inc. CAT24C Series variants and discontinued ones from a single page.

Select a variant by

Access time: 400 ns · 900 ns
Case: 8-SOIC (0.154\", 3.90mm Width) · 8-TSSOP (0.173\", 4.40mm Width) · 8-TSSOP, 8-MSOP (0.118\", 3.00mm Width) · 8-WFDFN Exposed Pad
Frequency: 1 MHz · 400 kHz
Memory organization: 2K x 8 · 4K x 8 · 8K x 8 · 512 x 8
Memory size: 4Kbit · 16Kbit · 32Kbit · 64Kbit
Operating temperature: -40°C ~ 85°C (TA) · -40°C~85°C(TA) · -40°C~125°C(TA)
Package: Bulk · Tube

Variant comparison

Parameter	CAT24C04WI-G	CAT24C16WI-G	CAT24C04WE-GT3	CAT24C04ZGI	CAT24C16WGE	CAT24C16YGI
Access time	900 ns	900 ns	900 ns	900 ns	900 ns	900 ns
Case	8-SOIC (0.154\", 3.90mm Width)	8-SOIC (0.154\", 3.90mm Width)	8-SOIC (0.154\", 3.90mm Width)	8-TSSOP, 8-MSOP (0.118\", 3.00mm Width)	8-SOIC (0.154\", 3.90mm Width)	8-TSSOP (0.173\", 4.40mm Width)
Frequency	400 kHz	400 kHz	400 kHz	400 kHz	400 kHz	400 kHz
Memory organization	512 x 8	2K x 8	512 x 8	512 x 8	2K x 8	2K x 8
Memory size	4Kbit	16Kbit	4Kbit	4Kbit	16Kbit	16Kbit
Operating temperature	-40°C~85°C(TA)	-40°C ~ 85°C (TA)	-40°C~125°C(TA)	-40°C~85°C(TA)	-40°C~125°C(TA)	-40°C~85°C(TA)
Package	Tube	Tube	Bulk	Bulk	Bulk	Bulk

Shared specifications

Memory format: EEPROM
Memory interface: I²C
Memory type: Non-Volatile
Mounting type: Surface Mount
Technology: EEPROM
Voltage: 1.7V ~ 5.5V
Write cycle time - word, page: 5ms

Request a quote on any Catalyst Semiconductor Inc. CAT24C Series part number and we confirm price, availability and lead time per line — including end-of-life and allocation-constrained variants.

Frequently asked questions

How do the Catalyst Semiconductor Inc. Catalyst Semiconductor Inc. CAT24C Series variants differ?: Catalyst Semiconductor Inc. CAT24C Series part numbers differ by access time, case, frequency and memory organization. Use the selection guide above to pick by access time.
How many Catalyst Semiconductor Inc. Catalyst Semiconductor Inc. CAT24C Series part numbers are listed?: 10 Catalyst Semiconductor Inc. Catalyst Semiconductor Inc. CAT24C Series part numbers are listed, each with specifications and a datasheet where available.
How do I get pricing and lead time for Catalyst Semiconductor Inc. Catalyst Semiconductor Inc. CAT24C Series?: Request a quote (RFQ) for any Catalyst Semiconductor Inc. CAT24C Series part number and we confirm price, availability and lead time per line — including end-of-life and hard-to-find variants.