An I/sup 2/L watch chip with direct LED drive
Autor: | P.A. Tucci, L.K. Russell |
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Rok vydání: | 1976 |
Předmět: |
Engineering
business.industry Transistor Electrical engineering Logic family Mixed-signal integrated circuit Hardware_PERFORMANCEANDRELIABILITY Chip Resistor–transistor logic law.invention Integrated injection logic law Block (telecommunications) Hardware_INTEGRATEDCIRCUITS Electronics Electrical and Electronic Engineering business |
Zdroj: | IEEE Journal of Solid-State Circuits. 11:847-851 |
ISSN: | 1558-173X 0018-9200 |
DOI: | 10.1109/jssc.1976.1050826 |
Popis: | A three function watch circuit using I/SUP 2/L technology has been fabricated on a chip measuring 86 mils/spl times/96 mils. The circuit draws 7-10 /spl mu/A in the run mode and has on-chip segment and digit drivers which are capable of sourcing 15 mA and sinking up to 70 mA, respectively. The low frequency ( |
Databáze: | OpenAIRE |
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