D8202A DRAM Memory Controller 8-Bit CMOS DIP-40 IC

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D8202A DRAM Memory Controller 8-Bit CMOS DIP-40 IC The D8202A DRAM Memory Controller 8-Bit CMOS DIP-40 IC is a dedicated dynamic RAM controller designed to simplify the control and timing requirements of DRAM-based memory systems. The device integrates address multiplexing, refresh control, synchronization, and DRAM timing functions required for interfacing dynamic RAM with compatible processor systems. Intel documentation identifies the 8202A as a Dynamic RAM Controller with a 40-pin DIP configuration. Features: 8-bit dynamic RAM controller. CMOS technology. Designed for DRAM memory systems. Integrated DRAM address multiplexing. Integrated refresh timer and row counter. Dynamic RAM refresh control. Read and write cycle control. Specifications: Parameter Value Part Number D8202A Product Type DRAM Memory Controller Controller Type Dynamic RAM Controller Data Width 8bit Technology CMOS Package DIP-40 Package Type Ceramic 40-Pin DIP/CDIP Supply Voltage 5V Supply Voltage Range 4.5–5.5V Maximum Supply Current 270mA Terminal Pitch 2.54mm Temperature Grade Commercial Address Bus Width 14bit Bus Compatibility 8080A, 8085A, iAPX88, iAPX86 Memory Interface Dynamic RAM Refresh Control Integrated Address Multiplexing Integrated Package Body Material Ceramic, Glass-Sealed Package Length 52mm Seated Height 4mm Pin Configuration: Applications: Dynamic RAM memory control. 8080A-based computer systems. 8085A-based computer systems. iAPX88 processor systems. iAPX86 processor systems. Legacy computer memory systems. Industrial control equipment. Vintage computer restoration. Electronic equipment servicing. DRAM-based memory subsystem development. Package Include: 1x D8202A DRAM Memory Controller 8-Bit CMOS DIP-40 IC. Datasheet