185 (NORD-1 card): Difference between revisions

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'''185''' is a card that is used in several places in the [[NORD-1]] CPU and I/O crates. It is a differential line driver / receiver.  
'''185 Line driver/receiver''' is a card that is used in several places in the [[NORD-1]] I/O crates. It is a differential line driver / receiver.  
[[Image:NORD-1 card 185-c.jpg |300px | thumb | Component side.]]
[[Image:NORD-1 card 185-s.jpg |300px | thumb | Solder side.]]


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==Introduction==
==Introduction==
This card is used as a line driver or receiver for differential signals to external devices, like SMD data or control.
This card is used as a line driver or receiver for differential signals to external devices, like SMD data or control.
The card is made in the [[standard NORD-1 card format]].


It is documented in drawing '''2A85'''.
It is documented in drawing '''2A85'''.<ref>HARDWARE MANUAL NORD 1</ref>


==Switches and indicators==
==Switches and indicators==
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==BOM==
==BOM==
This list contains the logic circuits used, passive components are not listed.
* 2 x [http://www.alldatasheet.com/datasheet-pdf/pdf/539961/TI1/SN7437N3.html 7437N] Quad 2-input NAND buffers
* 2 x [http://www.alldatasheet.com/datasheet-pdf/pdf/539961/TI1/SN7437N3.html 7437N] Quad 2-input NAND buffers
* 9 x [http://www.alldatasheet.com/datasheet-pdf/pdf/168220/TI/SN75107A.html 75107] (75108) Dual line receivers
* 9 x [http://www.alldatasheet.com/datasheet-pdf/pdf/168220/TI/SN75107A.html 75107] (75108) Dual line receivers
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==Reference==
==Reference==
* HARDWARE MANUAL NORD 1
<references/>
* Hardware in [[NORD-1 Serial 47]]


[[Category:NORD-1 hardware]]
[[Category:NORD-1 hardware]]

Latest revision as of 14:57, 10 July 2016

185 Line driver/receiver is a card that is used in several places in the NORD-1 I/O crates. It is a differential line driver / receiver.

Introduction

This card is used as a line driver or receiver for differential signals to external devices, like SMD data or control. The card is made in the standard NORD-1 card format.

It is documented in drawing 2A85.[1]

Switches and indicators

There are no switches or indicators on this board.

BOM

This list contains the logic circuits used, passive components are not listed.

  • 2 x 7437N Quad 2-input NAND buffers
  • 9 x 75107 (75108) Dual line receivers
  • 9 x 75109 (75110) Dual line drivers

Reference

  1. HARDWARE MANUAL NORD 1