AS7C4098A-20TCN

AS7C4098A-20TCN - High-Performance 4Mbit Asynchronous SRAM

The Alliance Memory AS7C4098A-20TCN is a high-speed 4Mbit asynchronous SRAM designed for demanding applications in aerospace, automotive, industrial control, and telecommunications systems. With a fast 20ns access time and 256K x 16 memory organization, this component delivers reliable parallel interface performance for embedded systems requiring quick read/write operations.

Key Features & Benefits

• Fast 20ns Access Time - Ensures rapid data retrieval for time-critical applications
• 4Mbit Capacity (256K x 16) - Optimal memory density for embedded system buffers and caches
• Wide Operating Voltage - 4.5V to 5.5V supply range for flexible system integration
• Surface Mount TSOP-44 Package - Space-efficient 10.16mm width design for compact PCB layouts
• Industrial Temperature Range - Operates reliably from 0°C to 70°C
• RoHS Compliant - Meets environmental standards for global markets

Applications

Ideal for high-reliability systems including avionics data buffers, automotive ECU memory, industrial PLC controllers, telecom switching equipment, medical device storage, and legacy system upgrades requiring long lifecycle support.

Authorized Distributor Advantages

As an authorized Alliance Memory distributor, we provide genuine components with full manufacturer documentation, lot traceability, and warranty support. Our global fulfillment network ensures fast delivery with proper handling and ESD protection throughout the supply chain.

Complete Technical Specifications

Product attributes	Property Value
Manufacturer	Alliance Memory, Inc.
Product Series
Packaging	Tray | Tray
Memory Type	Volatile
Memory Format	SRAM
Technology	SRAM - Asynchronous
Memory Size	4Mbit
Memory Organization	256K x 16
Memory Interface	Parallel
Clock Frequency	-
Write Cycle Time - Word, Page	20ns
Access Time	20 ns
Voltage - Supply	4.5V ~ 5.5V
Operating Temperature	0°C ~ 70°C (TA)
Grade	-
Qualification	-
Mounting Type	Surface Mount
Package / Case	44-TSOP (0.400", 10.16mm Width)
Supplier Device Package	44-TSOP2
ROHS

Need design-in support, reference designs, or technical documentation? Contact our applications engineering team for assistance with your project.