Overview
The CAT24C32WI-GT3JN is a 32-Kb I2C CMOS Serial EEPROM produced by ON Semiconductor. This device is internally organized as 4096 words of 8 bits each, providing a total memory size of 32 Kb. It supports the Standard (100 kHz), Fast (400 kHz), and Fast-Plus (1 MHz) I2C protocol, making it versatile for various applications. The device features a 32-byte page write buffer and includes hardware write protection for the entire memory. It operates within a supply voltage range of 1.7 V to 5.5 V, making it suitable for a wide range of power conditions.
Key Specifications
| Parameter | Value | Units |
|---|---|---|
| Memory Size | 32 Kb (4K x 8) | |
| Clock Frequency | 100 kHz, 400 kHz, 1 MHz | |
| Write Cycle Time - Word, Page | 5 ms | |
| Access Time | 400 ns | |
| Supply Voltage Range | 1.7 V to 5.5 V | |
| Temperature Range | −40°C to +85°C (Industrial) | |
| Program/Erase Cycles | 1,000,000 | |
| Data Retention | 100 years | |
| Package Type | UDFN8 |
Key Features
- Supports Standard, Fast, and Fast-Plus I2C protocol
- 32-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
- External address pins allowing up to eight devices on the same bus
- Power-On Reset (POR) circuitry to protect against 'brown-out' failure
Applications
The CAT24C32WI-GT3JN is suitable for a variety of applications requiring non-volatile memory, such as:
- Industrial control systems
- Automotive systems
- Consumer electronics
- Medical devices
- Any system requiring reliable, low-power non-volatile memory
Q & A
- What is the memory size of the CAT24C32WI-GT3JN?
The memory size is 32 Kb, organized as 4096 words of 8 bits each.
- What I2C protocols does the CAT24C32WI-GT3JN support?
It supports Standard (100 kHz), Fast (400 kHz), and Fast-Plus (1 MHz) I2C protocols.
- What is the supply voltage range for the CAT24C32WI-GT3JN?
The supply voltage range is from 1.7 V to 5.5 V.
- How many program/erase cycles can the CAT24C32WI-GT3JN endure?
The device can endure 1,000,000 program/erase cycles.
- What is the data retention period of the CAT24C32WI-GT3JN?
The data retention period is 100 years.
- Does the CAT24C32WI-GT3JN have hardware write protection?
- How many devices can be connected on the same I2C bus?
Up to eight devices can be connected on the same bus using external address pins.
- What is the temperature range for the CAT24C32WI-GT3JN?
The temperature range is −40°C to +85°C (Industrial).
- What type of package does the CAT24C32WI-GT3JN come in?
The device comes in a UDFN8 package.
- Does the CAT24C32WI-GT3JN have Power-On Reset (POR) circuitry?
