5 Volt, Byte Alterable E2PROM The X28C64D-15 is a 64K (8K x 8) CMOS EEPROM manufactured by XICOR. Below are its key specifications, descriptions, and features:
### **Specifications:**
- **Memory Organization:** 8K x 8 (64K bits)
- **Access Time:** 150 ns
- **Operating Voltage:** 5V ±10%
- **Operating Temperature Range:**
- Commercial: 0°C to +70°C
- Industrial: -40°C to +85°C
- **Endurance:** 100,000 write cycles per byte (minimum)
- **Data Retention:** 100 years (minimum)
- **Package Options:**
- 28-pin DIP (Dual In-line Package)
- 28-pin PLCC (Plastic Leaded Chip Carrier)
- 28-pin SOIC (Small Outline IC)
### **Descriptions:**
- The X28C64D-15 is a high-performance, byte-alterable EEPROM with a fast read access time.
- It features a **page-write mode** (up to 64 bytes per page) for faster programming.
- Includes **software data protection** to prevent accidental writes.
- Fully compatible with JEDEC standards for easy integration.
### **Features:**
- **Fast Read Access Time:** 150 ns
- **Low Power Consumption:**
- Active Current: 30 mA (max)
- Standby Current: 100 µA (max)
- **Page-Write Buffer:** Allows up to 64 bytes to be written in a single operation.
- **Hardware & Software Write Protection:** Prevents unintended writes.
- **Self-Timed Write Cycle:** No external timing components required.
- **CMOS Technology:** Ensures high reliability and low power usage.
- **TTL-Compatible Inputs/Outputs:** Ensures compatibility with standard logic levels.
This device is commonly used in applications requiring non-volatile memory storage, such as embedded systems, industrial controls, and telecommunications.
