onsemi CAT93C46RBHU4IGT3 Memory Integrated Circuit
IC EEPROM 1KBIT SPI 4MHZ 8UDFN
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
CAT93C46RBHU4IGT3
Detailed Description
IC EEPROM 1KBIT SPI 4MHZ 8UDFN
Package
8-UFDFN Exposed Pad
Key Features
Package / Case: 8-UFDFN Exposed Pad; Mounting Type: Surface Mount
Lifecycle Status
Active
RoHS State
RoHS Compliant
Datasheet
CAT93C46RBHU4IGT3 Datasheet
Quick Jump:
Technical Specifications
onsemi CAT93C46RBHU4IGT3 Memory Integrated Circuit technical specifications.
General
Memory Size
1Kb (128 x 8, 64 x 16)
RoHS
Yes
Package / Case
8-UFDFN Exposed Pad
Mounting Type
Surface Mount
Operating Temperature
-40°C ~ 85°C (TA)
Supply Voltage
1.8V ~ 5.5V
Lifecycle Status
Active
Technology
EEPROM
Memory Type
Non-Volatile
Max Frequency
4 MHz
Alternate Parts Comparison (CAT93C46RBHU4IGT3 vs CAT25040HU4E-GT3 vs CAT24M01HU5I-GT3 vs CAT93C46BHU4I-GT3)
Side-by-side technical parameter comparison of related primary models in this product family.
| This Part | Alternate Parts | Alternate Parts | Alternate Parts | |
|---|---|---|---|---|
| Package / Case | 8-UFDFN Exposed Pad | 8-UFDFN Exposed Pad | 8-UFDFN Exposed Pad | 8-UFDFN Exposed Pad |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Operating Temperature | -40°C ~ 85°C (TA) | -40°C ~ 125°C (TA) | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) |
| Supply Voltage | 1.8V ~ 5.5V | 1.8V ~ 5.5V | 1.8V ~ 5.5V | 1.8V ~ 5.5V |
| Memory Size | 1Kb (128 x 8, 64 x 16) | 4Kbit | 1Mb (128K x 8) | 1Kb (128 x 8, 64 x 16) |
| Lifecycle Status | Active | Active | Active | Active |
| Memory Format | EEPROM | EEPROM | EEPROM | EEPROM |
| Memory Interface | SPI | SPI | I²C | SPI |
| Memory Organization | 128 x 8, 64 x 16 | 512 x 8 | 128K x 8 | 128 x 8, 64 x 16 |
| Memory Type | Non-Volatile | Non-Volatile | Non-Volatile | Non-Volatile |
| Technology | EEPROM | EEPROM | EEPROM | EEPROM |
| RoHS | Yes | -- | Compliant | Compliant |
| Action |
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
CAT93C46BHU4I-GT3onsemiDirectonsemi
Pin YesPkg YesElec Yes
EEPROM Memory IC 1Kbit Microwire 4 MHz 8-UDFN-EP (2x3)
More Parts in EEPROM
Browse additional parts from the same category, grouped by series, package type, and manufacturer. These are catalog suggestions — not verified pin-compatible alternates.