Overview
The PCF8594C-2T/02,112 is a 512 x 8-bit CMOS Electrically Erasable Programmable Read-Only Memory (EEPROM) produced by NXP USA Inc. This device features a floating gate EEPROM with 4 kbits of non-volatile storage, organized as 512 bytes of 8-bit data. It is designed with a serial I2C-bus interface, enabling efficient data transfer and control. The PCF8594C-2T/02,112 is known for its low power consumption, high reliability, and robust endurance, making it suitable for a variety of applications.
Key Specifications
| Specification | Value |
|---|---|
| Memory Size | 4 kbits (512 x 8-bit) |
| Interface | Serial I2C-bus |
| Supply Voltage | 2.5 V to 6.0 V |
| Operating Current | Maximum 2.0 mA |
| Standby Current | Typical 4 µA at 6.0 V |
| Write Cycle Time | Typical 3.5 ms per byte, 31.5 ms for 8-byte page write |
| Endurance | 1,000,000 Erase/Write cycles at 22 °C |
| Data Retention | 10 years at 55 °C |
| Package Type | SO-8 (Gull-wing lead shape) |
| Clock Frequency | 0 kHz to 100 kHz |
Key Features
- Low power CMOS technology for reduced power consumption
- On-chip voltage multiplier for programming voltage generation
- Internal timer for write operations, eliminating the need for external components
- Internal power-on reset for reliable startup
- Single supply operation with full functionality down to 2.5 V
- Write protect feature to secure data
- Built-in error correction code (ECC) for high reliability
- Fast data transfer rates via the I2C-bus interface
- Compact SO-8 package with RoHS compliance and lead-free construction
Applications
- Consumer Electronics: For storing configuration data, calibration settings, and other non-volatile information.
- Telecommunication Systems: To store parameters, settings, and other critical data.
- Industrial Automation: For storing configuration data and parameters in industrial control systems.
- Medical Devices: To store calibration data, settings, and patient information securely.
Q & A
- What is the memory size of the PCF8594C-2T/02,112?
The memory size is 4 kbits, organized as 512 bytes of 8-bit data.
- What type of interface does the PCF8594C-2T/02,112 use?
The device uses a serial I2C-bus interface.
- What is the operating voltage range of the PCF8594C-2T/02,112?
The device operates with a supply voltage from 2.5 V to 6.0 V.
- How many devices can be connected to the I2C-bus?
Up to four PCF8594C-2T/02,112 devices can be connected to the I2C-bus.
- What is the endurance of the PCF8594C-2T/02,112?
The device has an endurance of 1,000,000 Erase/Write cycles at 22 °C.
- How long does the data retention last?
The data retention is 10 years at 55 °C.
- What is the package type of the PCF8594C-2T/02,112?
The package type is SO-8 with a gull-wing lead shape.
- Is the PCF8594C-2T/02,112 RoHS compliant?
Yes, the device is RoHS compliant and lead-free.
- What is the clock frequency range of the I2C-bus interface?
The clock frequency range is from 0 kHz to 100 kHz.
- Does the PCF8594C-2T/02,112 have built-in error correction?
Yes, it features a built-in error correction code (ECC) for high reliability.
