CRE401: Difference between revisions
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[[File:CR10-A.jpg|right|thumb|CR10-A found in a MV4FS.]] | |||
Serial-In-Line capacitor and resistor array used on NeoGeo boards, to protect input ports and auxiliary circuits ([[MV-LED]]). Also found as "CR10-A-*" on late [[NEO-CDD boards]]. Drop-in replacements seem hard to find but using common 1/4W resistors seems to be enough for a quick fix. | |||
They are composed of 4 identical circuits. The leftmost pin's net pulls all outputs through 1k resistors. The 330 ohm resistors provide current protection (sometimes as fuses), the capacitors smooth out eventual spikes. | |||
[[File:Cre401.png]] | [[File:Cre401.png]] | ||
[[ | Datasheet: [[File:Cr.pdf|Cr.pdf]] ("-A Circuit") | ||
[[Category:Chips]] | [[Category:Chips]] | ||
[[Category:Repairs]] | |||
Latest revision as of 20:48, 17 May 2020
Serial-In-Line capacitor and resistor array used on NeoGeo boards, to protect input ports and auxiliary circuits (MV-LED). Also found as "CR10-A-*" on late NEO-CDD boards. Drop-in replacements seem hard to find but using common 1/4W resistors seems to be enough for a quick fix.
They are composed of 4 identical circuits. The leftmost pin's net pulls all outputs through 1k resistors. The 330 ohm resistors provide current protection (sometimes as fuses), the capacitors smooth out eventual spikes.
Datasheet: File:Cr.pdf ("-A Circuit")