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onsemi CAT25128YI-G EEPROM

EEPROM Memory IC 128Kbit SPI 20 MHz 8-TSSOP

In StockonsemiTSSOPRoHS
CAT25128YI-G TSSOP package illustration

Same model may have multiple batches, images only for reference.

CAT25128YI-G
Manufacturer
Part Number (MPN)
CAT25128YI-G
Detailed Description
128Kb EEPROM SPI 75ns TSSOP8 1.8-5.5V Serial Memory IC
Package
TSSOP
Lifecycle Status
Obsolete
RoHS State
RoHS Compliant
Datasheet
PDF CAT25128YI-G Datasheet
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Technical Specifications

onsemi CAT25128YI-G EEPROM technical specifications.

General

Interface
SPI, Serial
Memory Size
128Kb
RoHS
Yes
Package / Case
TSSOP
Mounting Type
Surface Mount
Operating Temperature
-40°C ~ 85°C (TA)
Supply Voltage
5V
Lifecycle Status
Obsolete
Access Time
75ns
Access Time Max
40ns

Related Parts Comparison (CAT25128YI-G vs CAT93C66YI vs CAT93C66Y vs CAT93C66YI-TE13)

Side-by-side specifications of related catalog parts.

Engineering verification required. Related parts may have different electrical ratings, pinouts, footprints, and operating limits. Verify suitability for your circuit before substitution.

This PartRelated PartRelated PartRelated Part
Package / CaseTSSOPTSSOPTSSOPTSSOP
Mounting TypeSurface MountSurface MountSurface MountSurface Mount
Operating Temperature-40°C ~ 85°C (TA)-40°C ~ 85°C (TA)0°C ~ 70°C (TA)-40°C ~ 85°C (TA)
Supply Voltage5V5V5V2.5V ~ 6V
Memory Size128Kb4Kb4Kb4Kb (256 x 16, 512 x 8)
InterfaceSPI, SerialMICROWIREMICROWIRESerial
RoHSYesYesYesYes
Lifecycle StatusObsoleteObsoleteObsoleteObsolete
Access Time75ns500 ns500 ns500 ns
Clock Frequency20 MHz2 MHz2 MHz2 MHz
Max Frequency10MHz1MHz1MHz2 MHz
Memory FormatEEPROMEEPROMEEPROMEEPROM
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Cross Reference

Manufacturer-stated alternates from official cross-reference tools. These are not a guaranteed pin-compatible drop-in. Qualify package, pinout, and electrical limits against the datasheet before a board change. See cross-reference vs drop-in compatible .

Suggested replacements

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Browse additional parts from the same category, grouped by series, package type, and manufacturer. These are catalog suggestions — not verified pin-compatible alternates.