onsemi CAT24C21WI-GT3 Memory Integrated Circuit
EEPROM Memory IC 1Kbit I2C 400 kHz 1 µs 8-SOIC
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
CAT24C21WI-GT3
Detailed Description
IC EEPROM 1KBIT I2C 400KHZ 8SOIC
Package
8-SOIC (0.154", 3.90mm Width)
Key Features
Package / Case: 8-SOIC (0.154", 3.90mm Width); Mounting Type: Surface Mount
Lifecycle Status
Obsolete
RoHS State
RoHS Compliant
Datasheet
CAT24C21WI-GT3 Datasheet
Quick Jump:
Technical Specifications
onsemi CAT24C21WI-GT3 Memory Integrated Circuit technical specifications.
General
Series
CAT24C21
Interface
Serial-I2C
Memory Size
1Kb (128 x 8)
Maximum Clock Frequency
400 kHz
Active Read Current Max
2 mA
RoHS
Compliant
Number of Pins
8
Package / Case
8-SOIC
Mounting Type
Surface Mount
Operating Temperature
-40°C ~ 85°C (TA)
Related Parts Comparison (CAT24C21WI-GT3 vs CAT24C02WI-GT3JN vs CAT25020VI-GT3JN vs CAT25020VI-GT3)
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 Part | Related Part | Related Part | Related Part | |
|---|---|---|---|---|
| Package / Case | 8-SOIC | 8-SOIC | 8-SOIC | 8-SOIC |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Operating Temperature | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) |
| Supply Voltage | 2.5V ~ 5.5V | 1.7V ~ 5.5V | 1.8V ~ 5.5V | 1.8V ~ 5.5V |
| Memory Size | 1Kb (128 x 8) | 2Kb (256 x 8) | 2Kb (256 x 8) | 2Kb (256 x 8) |
| RoHS | Compliant | Compliant | Compliant | Compliant |
| Lifecycle Status | Obsolete | Obsolete | Obsolete | Active |
| Max Frequency | 400 kHz | 400 kHz | 10MHz | 10 |
| Memory Format | EEPROM | EEPROM | EEPROM | EEPROM |
| Memory Interface | I²C | I²C | SPI | SPI |
| Memory Organization | 128 x 8 | 256 x 8 | 256 x 8 | 256 x 8 |
| Memory Type | Non-Volatile | Non-Volatile | Non-Volatile | Non-Volatile |
| Action |
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