Overview
The onsemi CAT25128VI-GT3 is a 128-Kb Serial CMOS EEPROM device, internally organized as 16K x 8 bits. This device is part of the CAT25128 series and is designed to operate with the Serial Peripheral Interface (SPI) protocol. It is suitable for a wide range of applications requiring non-volatile memory, particularly in environments that demand high reliability and low power consumption.
Key Specifications
| Attribute | Value |
|---|---|
| Memory Density | 128 Kb |
| Memory Organization | 16 K x 8 |
| Supply Voltage (Nominal) | 1.8 V to 5.5 V |
| Clock Frequency (Max) | 20 MHz |
| Write Cycle Time (Max) | 5 ms |
| Package Style | SOIC-8 |
| Mounting Method | Surface Mount |
| Operating Temperature Range | -40°C to +85°C (Industrial), -40°C to +125°C (Extended) |
| Data Retention | 100 years |
| Program/Erase Cycles | 1,000,000 cycles |
Key Features
- SPI Compatible with modes (0,0) and (1,1)
- 64-byte page write buffer
- Additional 64-byte Identification Page with permanent write protection
- Self-timed write cycle
- Hardware and software write protection, including partial and full array protection
- On-Chip Error Correction Code (ECC) for high reliability applications
- Low power CMOS technology
- HOLD input to pause serial communication
- Power-On Reset (POR) circuitry for protection against power-up in the wrong state
- Pb-Free, Halogen Free/BFR Free, and RoHS Compliant
Applications
The CAT25128VI-GT3 is suitable for various applications requiring non-volatile memory, such as:
- Industrial control systems
- Automotive systems (though not PPAP certified)
- Consumer electronics
- Medical devices (excluding life support systems and FDA Class 3 medical devices)
- High reliability applications due to its ECC and robust write protection features
Q & A
- What is the memory density of the CAT25128VI-GT3?
The memory density is 128 Kb, organized as 16 K x 8 bits.
- What is the operating voltage range of the CAT25128VI-GT3?
The operating voltage range is from 1.8 V to 5.5 V.
- What is the maximum clock frequency supported by the CAT25128VI-GT3?
The maximum clock frequency is 20 MHz.
- What is the write cycle time for the CAT25128VI-GT3?
The maximum write cycle time is 5 ms.
- What package styles are available for the CAT25128VI-GT3?
The device is available in an 8-lead SOIC package.
- Does the CAT25128VI-GT3 support any form of write protection?
Yes, it supports both hardware and software write protection, including partial and full array protection.
- What is the data retention period for the CAT25128VI-GT3?
The data retention period is 100 years.
- How many program/erase cycles does the CAT25128VI-GT3 support?
The device supports 1,000,000 program/erase cycles.
- Is the CAT25128VI-GT3 RoHS compliant?
Yes, the device is Pb-Free, Halogen Free/BFR Free, and RoHS Compliant.
- What is the purpose of the HOLD input on the CAT25128VI-GT3?
The HOLD input can be used to pause serial communication between the host and the device.
