Overview
The CAT24C128HU4IGT3 is a 128-Kb Serial EEPROM device from onsemi, designed to operate on the I2C bus protocol. This device is internally organized as 16,384 words of 8 bits each and features a 64-byte page write buffer. It supports Standard (100 kHz), Fast (400 kHz), and Fast-Plus (1 MHz) I2C protocols, making it versatile for various applications. The device is available in a UDFN-8 package and is RoHS-compliant, lead-free, halogen-free, and BFR-free.
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 | 1.8 | 5.5 | V |
| Read Current (ICCR) | 1 | mA | |
| Write Current (ICCW) | 3 | mA | |
| Standby Current (ISB) | 2 | 5 | μA |
| Program/Erase Cycles (NEND) | 1,000,000 | Cycles | |
| Data Retention (TDR) | 100 | Years | |
| Clock Frequency (FSCL) | 100 kHz | 1 MHz |
Key Features
- Supports Standard, Fast, and Fast-Plus I2C Protocol
- 1.8 V to 5.5 V Supply Voltage Range
- 64-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
- Pb-free, Halogen Free/BFR Free and RoHS Compliant
Applications
The CAT24C128HU4IGT3 is suitable for a wide range of applications requiring non-volatile memory, including industrial control systems, automotive systems, consumer electronics, and medical devices. Its high reliability features, such as on-chip ECC and long data retention, make it particularly useful in environments where data integrity is critical.
Q & A
- What is the storage capacity of the CAT24C128HU4IGT3? The device has a storage capacity of 128 Kb, organized as 16,384 words of 8 bits each.
- What I2C protocols does the CAT24C128HU4IGT3 support? It supports Standard (100 kHz), Fast (400 kHz), and Fast-Plus (1 MHz) I2C protocols.
- What is the supply voltage range for the CAT24C128HU4IGT3? The supply voltage range is from 1.8 V to 5.5 V.
- How many program/erase cycles can the CAT24C128HU4IGT3 endure? The device can endure up to 1,000,000 program/erase cycles.
- What is the data retention period for the CAT24C128HU4IGT3? The data retention period is 100 years.
- Does the CAT24C128HU4IGT3 have hardware write protection? Yes, the device has hardware write protection for the entire memory via the WP pin.
- What are the operating temperature ranges for the CAT24C128HU4IGT3? The device operates in the industrial temperature range of −40°C to +85°C and extended temperature range of −40°C to +125°C.
- Is the CAT24C128HU4IGT3 RoHS-compliant? Yes, the device is RoHS-compliant, lead-free, halogen-free, and BFR-free.
- What package types are available for the CAT24C128HU4IGT3? The device is available in UDFN-8, SOIC-8, and TSSOP-8 packages.
- How does the CAT24C128HU4IGT3 handle power-on reset? The device incorporates Power-On Reset (POR) circuitry that protects it against powering up in the wrong state and prevents 'brown-out' failure following a temporary loss of power.
