Overview
The CAT25128VI-G is a 128-Kb Serial CMOS EEPROM device produced by ON Semiconductor. It is internally organized as 16Kx8 bits and supports the Serial Peripheral Interface (SPI) protocol. This device is designed for high reliability applications, featuring a 64-byte page write buffer and various protection mechanisms. It operates within a supply voltage range of 1.8 V to 5.5 V and is available in several package types, including 8-lead SOIC, TSSOP, and UDFN.
Key Specifications
| Parameter | Description | Value |
|---|---|---|
| Memory Size | 128 Kb (16K x 8) | 128 Kb |
| Memory Interface | SPI | SPI |
| Maximum Clock Frequency | 20 MHz | 20 MHz |
| Supply Voltage Range | 1.8 V to 5.5 V | 1.8 V to 5.5 V |
| Package Types | 8-lead SOIC, TSSOP, UDFN | 8-lead SOIC, TSSOP, UDFN |
| Program/Erase Cycles | 1,000,000 | 1,000,000 |
| Data Retention | 100 years | 100 years |
| Temperature Range | −40°C to +125°C (extended temperature range) | −40°C to +125°C |
| RoHS Compliance | Yes | Yes |
Key Features
- SPI Compatibility: Supports SPI modes (0,0) and (1,1) with a maximum clock frequency of 20 MHz.
- Write Protection: Hardware and software write protection, including partial and full array protection.
- Error Correction: On-Chip ECC (Error Correction Code) for high reliability applications.
- Page Write Buffer: 64-byte page write buffer for efficient data writing.
- Identification Page: Additional 64-byte identification page with permanent write protection option.
- Low Power CMOS Technology: Low power consumption in standby and active modes.
- Hold Functionality: HOLD input to pause communication between host and device.
- Power-On Reset (POR): Bi-directional POR circuitry to protect against power-up in the wrong state.
Applications
The CAT25128VI-G is suitable for a variety of applications requiring non-volatile memory, including:
- Industrial control systems
- Automotive systems
- Consumer electronics
- Medical devices
- High reliability systems requiring data retention and error correction
Q & A
- What is the memory size of the CAT25128VI-G?
The CAT25128VI-G has a memory size of 128 Kb, organized as 16Kx8 bits.
- What interface does the CAT25128VI-G support?
The CAT25128VI-G supports the Serial Peripheral Interface (SPI) protocol.
- What is the maximum clock frequency of the CAT25128VI-G?
The maximum clock frequency is 20 MHz.
- What is the supply voltage range of the CAT25128VI-G?
The supply voltage range is from 1.8 V to 5.5 V.
- What types of packages are available for the CAT25128VI-G?
The device is available in 8-lead SOIC, TSSOP, and UDFN packages.
- How many program/erase cycles does the CAT25128VI-G support?
The device supports 1,000,000 program/erase cycles.
- What is the data retention period of the CAT25128VI-G?
The data retention period is 100 years.
- Is the CAT25128VI-G RoHS compliant?
Yes, the CAT25128VI-G is RoHS compliant.
- What protection mechanisms does the CAT25128VI-G offer?
The device offers hardware and software write protection, including partial and full array protection, as well as on-chip ECC for error correction.
- How does the HOLD input function on the CAT25128VI-G?
The HOLD input can be used to pause communication between the host and the device by taking the HOLD pin low while SCK is low.
