Fairchild 3814: Difference between revisions

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|Part_nos=156-0306-00
|Part_nos=156-0306-00
|Description=4½ digit [[wikipedia:Integrating_ADC|dual-slope]] DVM controller
|Description=4½ digit [[wikipedia:Integrating_ADC|dual-slope]] DVM controller
|Used_in=7A13;7L13;7L18;DM501A;
|Used_in=7A13;7L13;7L18;DM501;
}} fabricated in PMOS technology with TTL compatible I/O.
}} fabricated in PMOS technology with TTL compatible I/O.
It has multiplexed BCD outputs, with a multiplexer clock independent of the A/D clock, supplied externally.
It has multiplexed BCD outputs, with a multiplexer clock independent of the A/D clock, supplied externally.
Line 14: Line 14:
* [[7L13]] (U2015)
* [[7L13]] (U2015)
* [[7L18]]
* [[7L18]]
* [[DM501A]]
* [[DM501]] (non-A only, U330)


{{Part usage}}
{{Part usage}}

Revision as of 01:21, 14 September 2023

3814 pinout (click to enlarge)
3814 pinout (click to enlarge)

The Fairchild 3814  (P/N 156-0306-00) is a 4½ digit dual-slope DVM controller monolithic integrated circuit fabricated in PMOS technology with TTL compatible I/O. It has multiplexed BCD outputs, with a multiplexer clock independent of the A/D clock, supplied externally.

Used in

Some instruments using part Fairchild 3814

Instrument Manufacturer Class Model Description Introduced
7A13 Tektronix Plug-in 7A13 100 MHz Differential Comparator 1969
7L13 Tektronix Plug-in 7L13 1.8/2.5 GHz Spectrum Analyzer 1974
7L18 Tektronix Plug-in 7L18 18 (60) GHz Spectrum Analyzer 1978
DM501 Tektronix Plug-in DM501 4½ digit multimeter 1972

Documents

block diagram (click to enlarge)