CY7C199C-15VXCT

Memory IC Overview

The CY7C199C-15VXCT is a high-performance CMOS asynchronous static random access memory organized as 32K by 8 bits. It features a maximum access time of 15 ns and operates within a supply voltage range of 4.5 V to 5.5 V. The device supports commercial temperature ranges from 0°C to 70°C and industrial ranges from -40°C to 85°C. Maximum operating current reaches 80 mA, while low-power standby current is specified at 10 mA for TTL inputs or 500 µA for CMOS inputs. Data retention is maintained down to 2.0 V.

Memory IC Feature Summary

• Automated power-down circuitry significantly reduces power consumption when the chip is deselected.
• TTL-compatible inputs and outputs ensure direct interface compatibility with standard logic families.
• CMOS technology provides an optimal balance between high-speed performance and low power dissipation.
• Data retention capability allows storage integrity at reduced supply voltages as low as 2.0 V.

Memory IC Applications

• High-speed data buffering in computer systems
• Cache memory implementation in embedded controllers
• Industrial control system data storage

Memory IC Procurement Notes

Verify the specific speed bin (15 ns) and package type (SOJ) against the original Cypress/Infineon datasheet specifications. Confirm that the ordering suffix corresponds to the lead-free variant if required by assembly processes. Ensure the component meets the necessary RoHS compliance standards for the intended manufacturing environment.

Memory IC Selection Notes

Select this component for applications requiring fast asynchronous read/write cycles with low standby power. Consider the 28-pin SOJ package constraints for board layout. Evaluate the 15 ns access time against system clock requirements. Verify thermal resistance values for the chosen mounting configuration to ensure reliable operation under load.

Memory IC Part Context

This part belongs to the CY7C199C family of 256 Kbit SRAMs manufactured by Infineon Technologies, formerly Cypress Semiconductor. The series offers various speed grades and packaging options including TSOP I and DIP. It utilizes advanced CMOS technology designed for general-purpose memory applications requiring reliability and speed.

Memory IC Replacement Considerations

Compatible substitutes include CY7C199C-15VC and CY7C199C-15ZXC. Verify pinout compatibility and electrical characteristics before integration. Ensure the replacement matches the required operating temperature range and voltage specifications.