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Replacement of the 'PS4' custom MCU used on Bubble Bobble original Taito PCB
Gaming
Retrocomputing

'PS4' replacement

Sold by Caius Arcade

$54.89

No tax for United States [change]
Stock available: 5
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Original Design
This product was designed by Caius Arcade . By buying this product you support original hardware creators.

What is it?

This is a replacement for faulty 'PS4' custom MCU used Bubble Bobble original Taito arcade PCB.The original chip is located @IC17 on top board with 'A78-01' silkscreening.See above picture for reference.

Why did you make it?

I did it because the original part breaks very easily, making expensive and valuable arcade PCBs useless.

What makes it special?

The replacement has exactly the same functionality of the original part which is known to be prone to failure.

Links to code and documentation

No additional links provided for this product.

Shipping policy

Shipping is tracked, you receive the tracking number.

- No insurance.

- Item ships within 7 business days.

- Delivery is usually done within 7-15 business days.

The seller

Caius Arcade

Caius Arcade  logo

Vietri sul Mare (Salerno), Campania, Italy
1 order since May 10, 2026
LONG LIVE THE ARCADE!