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XR-2278, XR-2277 Datasheet - Exar

XR-2278 Dot and Bar Graph Display Generators

FUNCTIONAL BLOCK DIAGRAM The XR-2277 and XR-2278 are 12 point level detector circuits designed for direct interfacing to light emitting diode (LED) moving-dot or bar-graph displays. Each of the circuits is comprised of an input buffer amplifier and 12 comparators, biased from a resistor string at .

XR-2278 Features

* High Impedance Buffered Input Direct LED Interface Constant Current Outputs External Dot/Bar Mode Select ORDERING INFORMATION Part Number XR-2277P XR-2278P Package Plastic Plastic Operating Temperature o

* e to + 70

* e o

* e to + 70

* e APPLICATIONS Bar-Gra

XR-2277-Exar.pdf

This datasheet PDF includes multiple part numbers: XR-2278, XR-2277. Please refer to the document for exact specifications by model.
XR-2278 Datasheet Preview Page 2 XR-2278 Datasheet Preview Page 3

Datasheet Details

Part number:

XR-2278, XR-2277

Manufacturer:

Exar

File Size:

288.61 KB

Description:

Dot and bar graph display generators.

Note:

This datasheet PDF includes multiple part numbers: XR-2278, XR-2277.
Please refer to the document for exact specifications by model.

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TAGS

XR-2278 XR-2277 Dot and Bar Graph Display Generators Exar

XR-2278 Distributor