GMS81C2120 manual: CMOS single-chip 8-bit microcontroller with A/D converter and VFD driver. ROM size 20K bytes, RAM size 448 bytes.

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GMS81C2120 Datasheet and GMS81C2120 manual

Manufacturer : Hyundai

Packing : SDIP

Pins : 42

Temperature : Min -40 °C | Max 125 °C

Size : 1126 KB

Application : CMOS single-chip 8-bit microcontroller with A/D converter and VFD driver. ROM size 20K bytes, RAM size 448 bytes.