Overview
The CAV24C08WE-GT3 is a 8-Kb Serial EEPROM device from onsemi, designed for automotive and other applications requiring high reliability and robust performance. This device is part of the CAV24Cxx series, which includes various capacities such as 2-Kb, 4-Kb, 8-Kb, and 16-Kb. The CAV24C08 is organized internally as 64 pages of 16 bytes each and supports both Standard (100 kHz) and Fast (400 kHz) I2C protocols. It is qualified to the Automotive AEC-Q100 Grade 1 standard, ensuring operation over a wide temperature range of -40°C to +125°C.
Key Specifications
| Parameter | Value | Units |
|---|---|---|
| Memory Capacity | 8 Kb | |
| Number of Pages | 64 | |
| Bytes per Page | 16 | |
| I2C Clock Frequency | 100 kHz (Standard), 400 kHz (Fast) | kHz |
| Supply Voltage Range | 2.5 V to 5.5 V | V |
| Temperature Range | -40°C to +125°C | °C |
| Package Type | SOIC-8 | |
| Lead Finish | NiPdAu | |
| Read Current (fSCL = 400 kHz) | 1 mA | mA |
| Write Current (fSCL = 400 kHz) | 2 mA | mA |
| Standby Current | 5 μA | μA |
| Data Retention | 100 years | years |
| Program/Erase Cycles | 1,000,000 cycles | cycles |
Key Features
- Automotive AEC-Q100 Grade 1 qualified, ensuring reliability over a wide temperature range (-40°C to +125°C)
- Supports both Standard (100 kHz) and Fast (400 kHz) I2C protocols
- 2.5 V to 5.5 V supply voltage range
- 16-byte page write buffer
- Hardware write protection for entire memory
- Schmitt triggers and noise suppression filters on I2C bus inputs (SCL and SDA)
- Low power CMOS technology
- 100-year data retention and 1,000,000 program/erase cycles
- Pb-free, halogen-free/BFR-free, and RoHS compliant
Applications
The CAV24C08WE-GT3 is designed for various applications, particularly in the automotive sector, due to its AEC-Q100 Grade 1 qualification. It is suitable for use in:
- Automotive systems requiring high reliability and temperature stability
- Industrial control systems
- Consumer electronics needing robust and reliable memory solutions
- Medical devices requiring precise and stable memory performance
Q & A
- What is the memory capacity of the CAV24C08WE-GT3?
The CAV24C08WE-GT3 has a memory capacity of 8 Kb, organized into 64 pages of 16 bytes each.
- What I2C clock frequencies does the CAV24C08WE-GT3 support?
The device supports both Standard (100 kHz) and Fast (400 kHz) I2C protocols.
- What is the operating temperature range of the CAV24C08WE-GT3?
The device operates over a temperature range of -40°C to +125°C.
- What is the package type of the CAV24C08WE-GT3?
The device is available in an SOIC-8 package.
- How many program/erase cycles can the CAV24C08WE-GT3 endure?
The device can endure 1,000,000 program/erase cycles.
- What is the data retention period of the CAV24C08WE-GT3?
The device has a data retention period of 100 years.
- Is the CAV24C08WE-GT3 RoHS compliant?
Yes, the device is Pb-free, halogen-free/BFR-free, and RoHS compliant.
- What is the purpose of the WP pin on the CAV24C08WE-GT3?
The WP (Write Protect) pin inhibits all write operations when pulled HIGH.
- How does the device handle power-on reset?
The device incorporates Power-On Reset (POR) circuitry to protect the internal logic against powering up in the wrong state.
- Can multiple CAV24C08 devices be addressed on the same I2C bus?
Yes, up to two CAV24C08 devices can be addressed on the same I2C bus using the external address pins (A0, A1, A2).
