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D8202A DRAM Memory Controller 8-Bit CMOS DIP-40 IC
D8202A 8-bit CMOS DRAM controller IC for dynamic memory systems, featuring address multiplexing, RAM refresh control, and 40-pin ceramic DIP packaging.
185.00 EGP
In stockSKU 3496300155941
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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.






