smd.lotharek.pl - Professional electronics` assembly on a production line with the capacity of up to 18000 components per hour, based on Neoden / Yamaha equipment                                                                                                                                  

smd.lotharek.pl - Professional electronics` assembly on a production line with the capacity of up to 18000 components per hour, based on Neoden / Yamaha equipment                                                                                                                                  

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REFURBISHED

Retro chips REMAKES

Discontinued

FREDDY MODULE   v2

FREDDY MODULE   v2

Our price:

45.01 PLN

Change currency:

USDGBPEUR

Weight: 0.1 kg

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Buy more, pay less:

  • for 2 pieces and more - 3% (43.66 PLN)
  • for 5 pieces and more - 6% (42.31 PLN)
  • for 10 pieces and more - 9% (40.96 PLN)
  • for 50 pieces and more - 12% (39.61 PLN)
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FREDDY REPLACEMENT  -   You must have installed SRAM MODULE first !!!

 

  • Creates OSC clock (3,5X MHz) for GTIA  (CLK_IN /4)
  • PAL/NTSC independant
  • Gnerates inverted CLK_O for some motherboard revisions
  • CAS_IN for SRAM MODULE CONNECTOR ONLY

 

STEP BY STEP:

  • swap FREDDIE CHIP with replacement
  • connect 2 wires to SRAM: CI and EXT
  • after power_on, clk_led shall be constant on - it means we have nice square clock signal :-)

 

 

DISCLAIMER:

owners of VBXE upgrade do NOT NEED FREDDY REPLACEMENT.

to do:

  • FIT SRAM REPLACEMENT
  • DESOLDER FREDDY
  • FIT VBXE
  • Connect VBXE J6 pin 1 (3.5MHZ)  to OSC signal, available:
    • at HOLE in PCB after FREDDY PIN 37  or...
    • LS74 pin 3  or...
    • GTIA pin 28

 

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