155-0185-00: Difference between revisions

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The '''Tektronix 155-0185-00''' is a 4-digit digital voltmeter chip in a 20 pin DIP.
{{Monolithic IC
|Manufacturer=Tektronix
|Model=M187
|Part_nos=155-0185-00
|Description=4-digit digital voltmeter
|Used_in=7B15;7B85;7B87
|Designers=Don Larson
}} in a 20 pin DIP, designed by [[Don Larson]].


It is used in the [[7B85]], [[7B87]] and others.
The M187 contains a 4-decade BCD counter, latches, a multiplexer and a D/A converter that outputs a 10-level current interfacing directly with the [[7000 series readout system]].


[[Category:Tektronix-made integrated circuits]]
==Used in==
* [[7B15]]
* [[7B85]] (U686) S/N B088750+ (earlier S/N use [[155-0171-00]] or [[155-0090-00]])
* [[7B87]]
 
==Datasheet==
* [[Media:Tek 155-0185-00.pdf|Tektronix 155-0185-00 Datasheet (PDF)]]
 
==Photos==
<gallery>
Tek 155-0185-00 photo.jpg
</gallery>
 
[[Category:Tektronix-made monolithic integrated circuits]]

Revision as of 03:25, 16 August 2021

The Tektronix M187  (P/N 155-0185-00) is a 4-digit digital voltmeter monolithic integrated circuit in a 20 pin DIP, designed by Don Larson.

The M187 contains a 4-decade BCD counter, latches, a multiplexer and a D/A converter that outputs a 10-level current interfacing directly with the 7000 series readout system.

Used in

Datasheet

Photos