Vintage Siemens SM304A Keyboard Encoder IC Chip

Condition: Used. Tested and fully functional

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Securely packaged with anti-static foam in anti-static bag.

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Description:
Siemens SM304A Parallel/Serial converter chip. This 40-pin DIP IC is a critical component for many iconic 80s-era combo organs and synthesizers.
This chip has been carefully pulled and is in good working used condition. Perfect for restoring vintage gear or keeping as a spare for hard-to-find repairs.
Technical Specs:
Brand: Siemens
Part Number: SM304A
Package: DIP-40
Function: 32-parallel input to serial stream encoder
Compatible Models:
This chip was widely used by major manufacturers including Korg, Crumar, and Elka. Known compatible models include:
Korg: BX-3 and CX-3 (Original analog versions)
Crumar: Various organ models and synthesizers
Viscount: OP-3, OP-6
Elka: X-50 and others
Other Manufacturers: GEM, EKO, Wersi, and Böhm