Overview
The CAT24C64HU4I-GT3 is a 64 Kb CMOS Serial EEPROM device produced by onsemi. This device is internally organized as 8192 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 protocol, making it versatile for different system requirements. The device features a 32-byte page write buffer and includes hardware write protection for the entire memory, ensuring data integrity.
Key Specifications
| Parameter | Min | Max | Units |
|---|---|---|---|
| Storage Temperature | –65 | +150 | °C |
| Voltage on Any Pin with Respect to Ground | –0.5 | +6.5 | V |
| Supply Voltage Range | 1.7 | 5.5 | V |
| Read Current (fSCL = 400 kHz) | 1 | 1 | mA |
| Write Current (fSCL = 400 kHz) | 2 | 2 | mA |
| Standby Current (VCC ≤ 3.3 V) | 1 | 1 | μA |
| Standby Current (VCC > 3.3 V) | 3 | 3 | μA |
| Program/Erase Cycles | 1,000,000 | 1,000,000 | Cycles |
| Data Retention | 100 | 100 | Years |
| Clock Frequency (Standard) | 100 | 100 | kHz |
| Clock Frequency (Fast) | 400 | 400 | kHz |
| Clock Frequency (Fast-Plus) | 1,000 | 1,000 | kHz |
| Write Cycle Time | 5 | 5 | ms |
Key Features
- Supports Standard, Fast, and Fast-Plus I2C Protocol
- 1.7 V to 5.5 V Supply Voltage Range
- 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
- 1,000,000 Program/Erase Cycles
- 100 Year Data Retention
- Industrial and Extended Temperature Range
- Available in SOIC, TSSOP, UDFN 8-pad, and Ultra-thin WLCSP 4-bump packages
Applications
The CAT24C64HU4I-GT3 is suitable for a wide range of applications requiring non-volatile memory, including:
- Consumer Electronics: Smart home devices, wearables, and other consumer electronics that require reliable data storage.
- Industrial Automation: Control systems, sensors, and other industrial equipment that need robust and reliable memory solutions.
- Automotive Systems: In-vehicle systems, infotainment, and other automotive applications where data integrity is crucial.
- Medical Devices: Medical equipment and devices that require secure and reliable data storage.
- Internet of Things (IoT): IoT devices and sensors that need efficient and reliable non-volatile memory.
Q & A
- What is the memory capacity of the CAT24C64HU4I-GT3?
The CAT24C64HU4I-GT3 has a memory capacity of 64 Kb, organized as 8192 words of 8 bits each.
- What I2C protocols does the CAT24C64HU4I-GT3 support?
The device supports Standard (100 kHz), Fast (400 kHz), and Fast-Plus (1 MHz) I2C protocols.
- What is the supply voltage range for the CAT24C64HU4I-GT3?
The supply voltage range is from 1.7 V to 5.5 V.
- How many program/erase cycles can the CAT24C64HU4I-GT3 endure?
The device can endure up to 1,000,000 program/erase cycles.
- What is the data retention period for the CAT24C64HU4I-GT3?
The data retention period is 100 years.
- What types of packages are available for the CAT24C64HU4I-GT3?
The device is available in SOIC, TSSOP, UDFN 8-pad, and Ultra-thin WLCSP 4-bump packages.
- Does the CAT24C64HU4I-GT3 have hardware write protection?
Yes, the device features hardware write protection for the entire memory.
- What is the clock frequency range for the CAT24C64HU4I-GT3?
The clock frequency ranges from 100 kHz (Standard) to 1 MHz (Fast-Plus).
- How does the CAT24C64HU4I-GT3 handle power-on reset?
The device incorporates Power-On Reset (POR) circuitry to protect the internal logic against powering up in the wrong state.
- Can multiple CAT24C64 devices be used on the same bus?
Yes, up to eight CAT24C64 devices can be addressed on the same bus using external address pins.
- What is the typical write cycle time for the CAT24C64HU4I-GT3?
The typical write cycle time is 5 milliseconds.
