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Norsk Data hardware - ND-50001.4.1.8 - Norsk Data hardware - ND-5000


324701 - PCB 5601 - Samson instruction/data Memory Management System controller (MMS) module

Description

  • A baby module for the Samson CPU.
  • The instruction and data memory management controller
  • Using 2 pieces of SRAM chips, 1024 x 4 bits x 2 pieces (total 1 KB).
  • Using 4 x 10 pieces of SRAM chips, 4096 x 4 bits x 40 pieces (total 80 KB).
  • ND-320001; ND-5200 systems: Found on the 1. layer of baby modules.
  • ND-320002; ND-5400/5500/5700 systems: Found on the 2. layer of baby modules.
  • ND-320003; ND-5800/5900 systems: Found on the 2. layer of baby modules.
  • Print: C   ECO: 6
  • Print: D   ECO: 6
  • PCB size 197 x 96 mm, x layers
  • Release date 20. Jul. 1988

Chipset

  • IC PAL 50000B
  • IC PAL 50100A
  • IC PAL 50200A x 2 pieces
  • IC PAL 50300C
  • IC PAL 50400A
  • IC PAL 50500A
  • LSI ND-S-MM x 2 pieces
  • AM9150 SRAM x 2 pieces
  • IMS1423 SRAM x 4 x 10 pieces

LEDs

  • None

Straps

  • Strap 0: ECO level
  • Strap 1: ECO level
  • Strap 2: ECO level
  • Strap 3: ECO level
  • Strap 4: ECO level

Switches

  • None

Connectors

  • Intra connectors to motherboard and other baby modules.

Stock status

  • Not available
ND-324701
Component side, PCB version C

ND-324701
Solder side, PCB version C

ND-324701
Component side, PCB version D

ND-324701
Solder side, PCB version D

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