SN74ALS2233AFNR

FIFOs Memory Overview

The SN74ALS2233AFNR is a 64 x 9 asynchronous FIFO memory integrated circuit manufactured by Texas Instruments. It operates within a supply voltage range of 4.5 V to 5.5 V and supports an operating temperature range of 0 °C to +70 °C. The device features a unidirectional data bus with a width of 9 bits and utilizes asynchronous timing for read/write operations. It is housed in a 28-pin PLCC package.

FIFOs Memory Feature Summary

• Asynchronous FIFO memory architecture
• Unidirectional 9-bit data bus
• Standard TTL logic compatibility

FIFOs Memory Applications

• Data buffering between asynchronous systems
• Level shifting between different voltage domains
• Clock domain crossing interfaces

FIFOs Memory Procurement Notes

Verify component authenticity through authorized channels as this part may be discontinued or obsolete. Confirm package integrity and pin alignment upon receipt. Ensure storage conditions meet specified environmental standards to prevent degradation. Cross-reference datasheet revisions to ensure functional compatibility with existing designs before procurement.

FIFOs Memory Selection Notes

Select this component when a 64-deep, 9-bit wide asynchronous buffer is required. Verify that the system voltage aligns with the 4.5 V to 5.5 V operational range. Consider the PLCC package constraints for PCB layout. Evaluate if the asynchronous interface meets the timing requirements of the connected devices.

FIFOs Memory Part Context

This component belongs to the SN74ALS series of advanced low-power Schottky logic devices. It provides high-speed performance with reduced power consumption compared to standard LS logic. The ALS family is designed for applications requiring faster switching speeds while maintaining lower power dissipation profiles typical of legacy TTL-compatible circuits.

FIFOs Memory Replacement Considerations

Check for direct pin-to-pin replacements within the same ALS family or compatible asynchronous FIFO architectures. Verify electrical specifications such as propagation delay and current drive capabilities. Ensure the replacement supports the same 9-bit width and 64-depth configuration.