Overview
The CAT24M01YI-GT3 is a 1-Mb Serial CMOS EEPROM produced by onsemi. It is internally organized as 131,072 words of 8 bits each, providing a total storage capacity of 1 Mb. This device supports the Standard (100 kHz), Fast (400 kHz), and Fast-Plus (1 MHz) I2C protocol, making it versatile for various applications. The CAT24M01YI-GT3 features a 256-byte page write buffer and includes hardware write protection for the entire memory by setting the WP pin high. It is designed with low power CMOS technology and offers high reliability with on-chip ECC (Error Correction Code) and a robust operating temperature range from -40°C to 85°C.
Key Specifications
| Parameter | Value | Units |
|---|---|---|
| Supply Voltage Range | 1.8 to 5.5 | V |
| Page Write Buffer | 256 bytes | |
| I2C Protocol Speeds | Standard (100 kHz), Fast (400 kHz), Fast-Plus (1 MHz) | |
| Program/Erase Cycles | 1,000,000 | |
| Data Retention | 100 years | |
| Operating Temperature Range | -40°C to 85°C | |
| Package Type | TSSOP-8 | |
| Standby Current | 2 µA (max) | µA |
| Active Write Current | 3.5 mA (VCC = 1.8 V), 5.0 mA (VCC = 5.5 V) | mA |
Key Features
- Supports Standard, Fast, and Fast-Plus I2C protocol
- 256-byte page write buffer
- Hardware write protection for entire memory via WP pin
- On-chip ECC (Error Correction Code) for high reliability applications
- Schmitt triggers and noise suppression filters on I2C bus inputs (SCL and SDA)
- Low power CMOS technology
- 1,000,000 program/erase cycles
- 100-year data retention
- Industrial and extended temperature range (-40°C to 85°C)
- Pb-free, halogen-free/BFR-free, and RoHS compliant
Applications
The CAT24M01YI-GT3 is suitable for a wide range of applications that require reliable and high-capacity non-volatile memory. These include:
- Industrial control systems
- Automotive systems
- Consumer electronics
- Medical devices
- Telecommunication equipment
- Any application requiring high reliability and data retention
Q & A
- What is the storage capacity of the CAT24M01YI-GT3?
The CAT24M01YI-GT3 has a storage capacity of 1 Mb, organized as 131,072 words of 8 bits each.
- What I2C protocol speeds does the CAT24M01YI-GT3 support?
The device supports Standard (100 kHz), Fast (400 kHz), and Fast-Plus (1 MHz) I2C protocol speeds.
- How does the hardware write protection work on the CAT24M01YI-GT3?
Write operations can be inhibited by taking the WP pin high, which protects the entire memory.
- What is the operating temperature range of the CAT24M01YI-GT3?
The operating temperature range is from -40°C to 85°C.
- What is the data retention period of the CAT24M01YI-GT3?
The device has a data retention period of 100 years.
- How many program/erase cycles does the CAT24M01YI-GT3 support?
The device supports up to 1,000,000 program/erase cycles.
- What package types are available for the CAT24M01YI-GT3?
The CAT24M01YI-GT3 is available in an 8-pin TSSOP package.
- Is the CAT24M01YI-GT3 RoHS compliant?
Yes, the device is Pb-free, halogen-free/BFR-free, and RoHS compliant.
- How does the on-chip ECC enhance the reliability of the CAT24M01YI-GT3?
The on-chip ECC (Error Correction Code) makes the device suitable for high reliability applications by correcting errors that may occur during data storage and retrieval.
- Can multiple CAT24M01YI-GT3 devices be connected to the same I2C bus?
Yes, up to four CAT24M01YI-GT3 devices can be connected to the same I2C bus using external address pins.
