ZX Spectrum KM4164B-12 RAM

Description

ZX Spectrum KM4164B-12 RAM 64Kx1Bit 120ns x2

• Organization: 64K x 1, Speed: 120ns or faster, 128-cycle refresh, Package: 16 pin DIL
• Unused, old stock parts. Good clean condition and tested for 2 hours before dispatch.
• Can be used individually or in any quantity to replace any of the original Upper RAM chips used in the Spectrum 48K (eg: Texas Instrumenents TMS4532-15NL3, TMS4532-15NL4,  OKI M3732H-20, M3732L-20).
• Any valid setting of the Spectrum RAM type jumpers is fine when using these chips
• These chips cannot be (directly) used to replace the “4116” chips used for the LOWER 16KB of RAM in the bottom left of the Spectrum’s PCB.
• Also suitable for the C64, Spectrum 128 and grey 128 +2 (but not the +2A or +3)