ACU-RITE D200 DRO: Difference between revisions
added power entry module information |
added 2x logic board partial bill of materials |
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* For 115V operation, jumper Primary #1A to Primary #2A as well as Primary #1B to Primary #2B. This puts the primaries in parallel. | * For 115V operation, jumper Primary #1A to Primary #2A as well as Primary #1B to Primary #2B. This puts the primaries in parallel. | ||
* For 230V operation, jumper Primary #1B to Primary #2A. This puts the primaries in series. | * For 230V operation, jumper Primary #1B to Primary #2A. This puts the primaries in series. | ||
=== 2x Logic Board === | |||
{| class="wikitable" | |||
! Name | |||
! Markings | |||
|- | |||
| U1 | |||
| [https://www.allegromicro.com/~/media/Files/Datasheets/UCN5818-Datasheet.ashx Allegro UCN5818EPF] | |||
|- | |||
| U2 | |||
| [https://www.mouser.com/ds/2/149/74VHC138-104558.pdf Fairchild 74VHC138] | |||
|- | |||
| U3 | |||
| [https://en.wikichip.org/wiki/amd/am186ex/am186es%E2%80%9320kc%5Cw AMD Am188 EM-20KC] | |||
|- | |||
| U4 | |||
| [http://ww1.microchip.com/downloads/en/DeviceDoc/20067K.pdf Microchip 93AA66/SN] | |||
|- | |||
| U5 | |||
| [https://pdf1.alldatasheet.com/datasheet-pdf/view/50688/FAIRCHILD/74VHCT573/+_0589UwYhRDpKxHeDCdPL+hIh+/datasheet.pdf Fairchild 74VHCT573] | |||
|- | |||
| U6 | |||
| [https://media.digikey.com/pdf/Data%20Sheets/ISSI%20PDFs/IS62C256.pdf ISSI IS62C256-70U] | |||
|- | |||
| U7 | |||
| [http://pdf.datasheetcatalog.com/datasheet/nationalsemiconductor/DS011505.PDF National Semiconductor 74VHCT74] | |||
|- | |||
| U8 | |||
| AMI 9851NTF ACU-RITE 387577-702 REV-B | |||
|- | |||
| U9, U10 | |||
| [https://pdf1.alldatasheet.com/datasheet-pdf/view/12306/MOTOROLA/MC74VHC574DT/+02_QJUILSxSPME+SpEw+RMhIHSi+/datasheet.pdf Motorola VHC574] | |||
|- | |||
| U11 | |||
| unknown, sticker reads "DRO 1.1.2" (ROM?) | |||
|- | |||
| U12 | |||
| [http://www.mouser.com/ds/2/149/74VHC123A-15491.pdf Fairchild 74VHC123A] | |||
|} | |||
=== VFDs === | |||
==== Top ==== | |||
Noritake CH1573G | |||
8-digit 14-segment display with periods. The last (right-most) segment has a dot in the center of the top "circle" in the 8. There are also words above each digit to indicate modes. | |||
==== Bottom ==== | |||
Noritake CH1572G | |||
8-digit 7-segment display with periods and split center segments. The last (right-most) segment has a dot in the center of the top "circle" in the 8. | |||
== Online Resources == | == Online Resources == | ||