Overview
The CAT24C16HU4I-GT3JN is a 16-Kb I2C Serial EEPROM device produced by onsemi. This device is part of the CAT24Cxx series, which includes various capacities such as 2-Kb, 4-Kb, 8-Kb, and 16-Kb. The CAT24C16HU4I-GT3JN is organized internally as 128 pages of 16 bytes each, making it a versatile and compact solution for non-volatile data storage.
Key Specifications
| Parameter | Value | Units | Conditions |
|---|---|---|---|
| Capacity | 16 Kb | ||
| Organization | 128 pages of 16 bytes each | ||
| Supply Voltage Range | 1.7 V to 5.5 V | V | |
| I2C Protocol | Standard (100 kHz) and Fast (400 kHz) | ||
| Page Write Buffer | 16 bytes | ||
| Write Protect | Hardware Write Protection for Entire Memory | ||
| Power-On Reset (POR) | Bi-directional POR to protect against 'brown-out' failure | ||
| Address Pins | A0, A1, A2 for device addressing | ||
| SDA Pin Capacitance | 8 pF (VIN = 0 V, f = 1.0 MHz, VCC = 5.0 V) | pF | VIN = 0 V, f = 1.0 MHz, VCC = 5.0 V |
| WP Input Current | 130 µA (VIN < VIH, VCC = 5.5 V) | µA | VIN < VIH, VCC = 5.5 V |
Key Features
- Supports Standard and Fast I2C Protocol (100 kHz and 400 kHz)
- Wide supply voltage range: 1.7 V to 5.5 V
- 16-byte page write buffer for efficient data writing
- Hardware write protection for entire memory
- Bi-directional Power-On Reset (POR) to protect against 'brown-out' failure
- External address pins (A0, A1, A2) for addressing multiple devices on the same bus
- Low power consumption and high reliability
Applications
- Consumer electronics: TVs, radios, and other household appliances
- Industrial control systems: for storing configuration data and calibration settings
- Automotive systems: for storing vehicle settings and diagnostic data
- Medical devices: for storing patient data and device configurations
- IoT devices: for storing device settings and data in various IoT applications
Q & A
- What is the capacity of the CAT24C16HU4I-GT3JN?
The CAT24C16HU4I-GT3JN has a capacity of 16 Kb, organized as 128 pages of 16 bytes each.
- What I2C protocols does the CAT24C16HU4I-GT3JN support?
The device supports both Standard (100 kHz) and Fast (400 kHz) I2C protocols.
- What is the supply voltage range for the CAT24C16HU4I-GT3JN?
The supply voltage range is from 1.7 V to 5.5 V.
- How does the write protection work on the CAT24C16HU4I-GT3JN?
The device features hardware write protection for the entire memory, which can be enabled by pulling the WP pin HIGH.
- What is the purpose of the Power-On Reset (POR) feature?
The bi-directional POR feature protects the internal logic against powering up in the wrong state and prevents 'brown-out' failure following a temporary loss of power.
- How many devices can be addressed on the same bus using the CAT24C16HU4I-GT3JN?
One CAT24C16 device can be addressed on the same bus using the external address pins (A0, A1, A2).
- What is the maximum number of bytes that can be written in a single write cycle?
The device can write up to 16 bytes of data in a single write cycle using the Page Write operation.
- How does the device handle data reading?
Data is read by providing a starting address, and then shifting out data serially while automatically incrementing the internal address count.
- What are the typical applications for the CAT24C16HU4I-GT3JN?
The device is commonly used in consumer electronics, industrial control systems, automotive systems, medical devices, and IoT devices.
- What are the reliability tests that the CAT24C16HU4I-GT3JN has undergone?
The device has undergone various reliability tests including HTOL, ELFR, EDR, HTSL, HAST+PC, TC+PC, and Autoclave+PC, ensuring high reliability and durability.
