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X28HC256S-90 from XICOR

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X28HC256S-90

Manufacturer: XICOR

LOW POWER CMOS EEPROM with hi-speed page write capability 256K EEPROM

Partnumber Manufacturer Quantity Availability
X28HC256S-90,X28HC256S90 XICOR 107 In Stock

Description and Introduction

LOW POWER CMOS EEPROM with hi-speed page write capability 256K EEPROM The X28HC256S-90 is a high-speed CMOS EEPROM manufactured by XICOR. Below are the factual specifications, descriptions, and features from Ic-phoenix technical data files:  

### **Specifications:**  
- **Memory Size:** 256Kbit (32K x 8)  
- **Technology:** High-Speed CMOS  
- **Access Time:** 90ns  
- **Operating Voltage:** 5V ±10%  
- **Operating Temperature Range:** Commercial (0°C to +70°C) or Industrial (-40°C to +85°C)  
- **Package Type:** 28-pin SOIC (Small Outline Integrated Circuit)  
- **Endurance:** 100,000 write cycles (minimum)  
- **Data Retention:** 100 years (minimum)  

### **Descriptions:**  
- The X28HC256S-90 is a 256Kbit Electrically Erasable PROM (EEPROM) with a fast access time of 90ns.  
- It features a byte-write capability, allowing individual bytes to be written without requiring a full block erase.  
- The device is fully compatible with TTL levels for inputs and outputs.  
- It supports a simple two-wire (I²C-compatible) interface for serial communication.  

### **Features:**  
- **High-Speed Performance:** 90ns access time for fast read operations.  
- **Low Power Consumption:** CMOS technology ensures low active and standby current.  
- **Byte-Write Capability:** Enables flexible data updates without full-chip erasure.  
- **Hardware & Software Data Protection:** Prevents accidental writes.  
- **Self-Timed Write Cycle:** Simplifies programming control.  
- **Wide Voltage Range:** Operates reliably at 5V ±10%.  
- **Industrial Temperature Support:** Available in extended temperature range variants.  

This information is based on the manufacturer's datasheet and technical documentation.

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