Product Summary

The X24C44SI is a Serial Nonvolatile Static RAM. It is fabricated with Xicor’s Advanced CMOS Floating Gate technology. The X24C44SI allows data to be transferred between the two memory arrays by means of software commands or external hardware inputs. It is designed for unlimited write operations to RAM, either from the host or recalls from E2PROM and a minimum 1,000,000 store operations.

Parametrics

X24C44SI absolute maximum ratings: (1)Temperature under Bias: –65℃ to +135℃; (2)Storage Temperature: –65℃ to +150℃; (3)Voltage on any Pin with Respect to VSS: –1V to +7V; (4)D.C. Output Current: 5mA; (5)Lead Temperature(Soldering, 10 seconds): 300℃.

Features

X24C44SI features: (1)Advanced CMOS Version of Xicor X2444; (2)16 × 16 Organization; (3)Single 5 Volt Supply; (4)Ideal for use with Single Chip Microcomputers; (5)Software and Hardware Control of Nonvolatile Functions; (6)Auto Recall on Power-Up; (7)TTL and CMOS Compatible; (8)Low Power Dissipation; (9)8-Lead PDIP, Cerdip, and 8-Lead SOIC Packages; (10)High Reliability.

Diagrams

X24C44SI circuit diagram

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X24C44SI
X24C44SI


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X24C00
X24C00

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X24C01
X24C01

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X24C01A
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X24C02
X24C02

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X24C04
X24C04

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X24C08

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