Overview
The CAT24C32HU4I-GT3 is a 32-Kb I2C serial EEPROM device produced by onsemi. This component is internally organized as 4096 words of 8 bits each, providing a robust and reliable solution for data storage in various applications. It supports the Standard (100 kHz), Fast (400 kHz), and Fast-Plus (1 MHz) I2C protocols, ensuring flexibility and high-speed data transfer. The device features a 32-byte page write buffer and hardware write protection, enhancing data integrity and security.
Key Specifications
| Parameter | Value | Units |
|---|---|---|
| Memory Size | 32 Kb | |
| Number of Pins | 8 | |
| Supply Voltage Range | 1.7 V to 5.5 V | V |
| Page Write Buffer | 32 bytes | |
| I2C Protocol Support | Standard, Fast, Fast-Plus | |
| Program/Erase Cycles | 1,000,000 | |
| Data Retention | 100 years | |
| Operating Temperature Range | -40°C to +85°C | °C |
| Package Type | UDFN-8 |
Key Features
- Supports Standard, Fast, and Fast-Plus I2C protocols.
- Wide supply voltage range from 1.7 V to 5.5 V.
- 32-byte page write buffer for efficient data writing.
- Hardware write protection for entire memory.
- Schmitt triggers and noise suppression filters on I2C bus inputs.
- Low power CMOS technology.
- High endurance with 1,000,000 program/erase cycles.
- Long data retention of 100 years.
- Industrial and extended temperature range operation.
- Power-on reset (POR) circuitry to protect against power-up in the wrong state.
Applications
The CAT24C32HU4I-GT3 is suitable for a variety of applications requiring reliable and efficient non-volatile memory. These include:
- Industrial control systems.
- Automotive systems.
- Consumer electronics.
- Medical devices.
- IoT devices.
- Any system requiring I2C serial EEPROM with high reliability and endurance.
Q & A
- What is the memory size of the CAT24C32HU4I-GT3?
The memory size is 32 Kb, organized as 4096 words of 8 bits each.
- What are the supported I2C protocols?
The device supports Standard (100 kHz), Fast (400 kHz), and Fast-Plus (1 MHz) I2C protocols.
- What is the supply voltage range for this device?
The supply voltage range is from 1.7 V to 5.5 V.
- How many program/erase cycles does the device support?
The device supports up to 1,000,000 program/erase cycles.
- What is the data retention period of the CAT24C32HU4I-GT3?
The data retention period is 100 years.
- What is the operating temperature range of this device?
The operating temperature range is from -40°C to +85°C.
- What type of package does the CAT24C32HU4I-GT3 come in?
The device comes in a UDFN-8 package.
- Does the device have hardware write protection?
- How does the power-on reset (POR) circuitry work?
The POR circuitry protects the internal logic against powering up in the wrong state by ensuring the device powers up into Standby mode and powers down into Reset mode when VCC drops below the POR trigger level.
- Can multiple CAT24C32 devices be used on the same I2C bus?
