Overview
The AT24C02C-XHM-T, produced by Microchip Technology, is a 2-kbit Serial Electrically Erasable and Programmable Read-Only Memory (EEPROM) device. It is part of the AT24C series, known for its low-voltage operation and high reliability. This EEPROM is optimized for use in various industrial and commercial applications where low power consumption and compact packaging are essential.
Key Specifications
| Specification | Value |
|---|---|
| Memory Size | 2 kbits (256 x 8 bits) |
| Operating Voltage | 1.7V to 5.5V |
| Clock Frequency | 400 kHz (1.7V), 1 MHz (2.5V, 2.7V, 5.0V) |
| Interface | I2C (2-wire) Serial Interface |
| Package Types | 8-lead PDIP, 8-lead JEDEC SOIC, 8-lead TSSOP, 8-pad UDFN, 5-lead SOT23, 8-ball VFBGA |
| Operating Temperature | -40°C to +85°C |
| Write Cycle Time | 5 ms |
| Endurance | 1,000,000 Write Cycles |
| Data Retention | 100 Years |
| Write Protect | Hardware Data Protection Scheme |
Key Features
- Low-voltage operation: VCC = 1.7V to 5.5V
- I2C compatible (2-wire) serial interface
- Schmitt Trigger, filtered inputs for noise suppression
- Bidirectional data transfer protocol
- Write protect pin for hardware data protection
- 8-byte page write mode with partial page writes allowed
- Self-timed write cycle (5 ms max)
- High reliability: 1,000,000 write cycles, 100 years data retention
- Green package options: Pb/Halide-free/RoHS-compliant
- Cascading feature allows up to eight devices to share a common 2-wire bus
Applications
The AT24C02C-XHM-T is suitable for a wide range of applications, including:
- Industrial control systems
- Automotive systems
- Consumer electronics
- Medical devices
- Any application requiring low power, low voltage, and high reliability non-volatile memory
Q & A
- What is the memory size of the AT24C02C-XHM-T? The memory size is 2 kbits, organized as 256 x 8 bits.
- What is the operating voltage range of the AT24C02C-XHM-T? The operating voltage range is from 1.7V to 5.5V.
- What type of interface does the AT24C02C-XHM-T use? It uses an I2C (2-wire) serial interface.
- What are the available package types for the AT24C02C-XHM-T? The available package types include 8-lead PDIP, 8-lead JEDEC SOIC, 8-lead TSSOP, 8-pad UDFN, 5-lead SOT23, and 8-ball VFBGA.
- What is the operating temperature range of the AT24C02C-XHM-T? The operating temperature range is from -40°C to +85°C.
- How many write cycles can the AT24C02C-XHM-T endure? It can endure up to 1,000,000 write cycles.
- What is the data retention period of the AT24C02C-XHM-T? The data retention period is 100 years.
- Does the AT24C02C-XHM-T have any hardware data protection features? Yes, it has a hardware data protection scheme using a write protect pin.
- Can multiple AT24C02C-XHM-T devices share the same bus? Yes, up to eight devices can share a common 2-wire bus using the cascading feature.
- What is the write cycle time of the AT24C02C-XHM-T? The write cycle time is 5 ms.
