Overview
The CAT24S64 is a 64 Kb CMOS Serial EEPROM device produced by onsemi, internally organized as 8192 words of 8 bits each. This device supports the Standard (100 kHz), Fast (400 kHz), and Fast-Plus (1 MHz) I2C protocol, making it versatile for various applications. It features a 64-byte page write buffer and is designed with low power CMOS technology, ensuring efficient operation.
Key Specifications
| Parameter | Value | Units |
|---|---|---|
| Memory Size | 64 Kb | |
| Organization | 8192 words of 8 bits each | |
| Page Write Buffer | 64 bytes | |
| Supply Voltage Range | 1.7 V to 5.5 V | V |
| Clock Frequency | 100 kHz (Standard), 400 kHz (Fast), 1 MHz (Fast-Plus) | kHz |
| Program/Erase Cycles | 1,000,000 | Cycles |
| Data Retention | 40 years | Years |
| Temperature Range | −40°C to +85°C (Industrial) | °C |
| Package Types | SOIC-8, TSSOP-8, UDFN-8, WLCSP-4 | |
| Lead Finish | NiPdAu |
Key Features
- Supports Standard, Fast, and Fast-Plus I2C Protocol
- 1.7 V to 5.5 V Supply Voltage Range
- 64-byte Page Write Buffer
- User Programmable Block Write Protection - Protect 1/4, 1/2, 3/4 or Entire EEPROM Array
- Schmitt Triggers and Noise Suppression Filters on I2C Bus Inputs (SCL and SDA)
- Low Power CMOS Technology
- 1,000,000 Program/Erase Cycles
- 40 Year Data Retention
- Industrial Temperature Range: −40°C to +85°C
- Pb-Free, Halogen Free/BFR Free, and RoHS Compliant
Applications
The CAT24S64 is suitable for a wide range of applications, including:
- Consumer Electronics: Smart home devices, wearables, and other consumer electronics requiring non-volatile memory.
- Industrial Automation: Control systems, sensors, and other industrial equipment needing reliable data storage.
- Automotive Systems: In-vehicle systems, navigation, and other automotive applications requiring robust memory solutions.
- Medical Devices: Medical equipment and devices that need secure and reliable data storage.
- IoT Devices: Internet of Things devices that require efficient and reliable non-volatile memory.
Q & A
- What is the memory size of the CAT24S64?
The CAT24S64 has a memory size of 64 Kb, organized as 8192 words of 8 bits each.
- What I2C protocols does the CAT24S64 support?
The CAT24S64 supports the Standard (100 kHz), Fast (400 kHz), and Fast-Plus (1 MHz) I2C protocols.
- What is the supply voltage range for the CAT24S64?
The supply voltage range for the CAT24S64 is 1.7 V to 5.5 V.
- How many program/erase cycles can the CAT24S64 endure?
The CAT24S64 can endure up to 1,000,000 program/erase cycles.
- What is the data retention period of the CAT24S64?
The CAT24S64 has a data retention period of 40 years.
- What are the available package types for the CAT24S64?
The CAT24S64 is available in SOIC-8, TSSOP-8, UDFN-8, and WLCSP-4 packages.
- Does the CAT24S64 have write protection features?
Yes, the CAT24S64 features user-programmable block write protection, allowing protection of 1/4, 1/2, 3/4, or the entire EEPROM array.
- Is the CAT24S64 compliant with environmental standards?
Yes, the CAT24S64 is Pb-Free, Halogen Free/BFR Free, and RoHS Compliant.
- What is the temperature range for the CAT24S64?
The CAT24S64 operates within an industrial temperature range of −40°C to +85°C.
- How does the CAT24S64 handle power-on reset?
The CAT24S64 incorporates Power-On Reset (POR) circuitry, which protects the device against powering up in the wrong state and prevents 'brown-out' failure following a temporary loss of power.
