ISL29023 Haske Dijital Haske

Renesas 'ISL29023 shine mai haɗa hasken dijital na dijital tare da rago 16 na ƙuduri da katsewa

Renesas 'ISL29023 wani hadadden yanayi ne da kuma amintaccen haske ga mai sauya dijital tare da I^{Na biyu}C Interface wanda ya dace da SMBus. Phoaƙƙarfan ɗaukar hoto mai ɗaukar hoto na photodiode yana ɗaukaka amsawar ɗan adam tare da kyakkyawar ƙin yarda da IR. ADC-on-chip yana da ikon yin watsi da 50 Hz da 60 Hz flicker wanda ya samo asali daga tushe na wucin gadi. Siffar zaɓi na alatu yana bawa masu amfani damar tsara kewayon alatu don ingantattun ƙididdigar / lux. Don tsinkayar haske na yanayi, ADC-16-bit na ciki an tsara shi bisa tsarin daidaita-caji. Lokacin sauya ADC shine a kalla 90 ms kuma yana iya daidaita mai amfani daga 11 11 zuwa 90 ms, gwargwadon mita na oscillator da ƙudurin ADC. A cikin aiki na yau da kullun, yawan amfani na yau shine 70 isA. Don ci gaba da rage yawan amfani da wutar lantarki, an samar da hanyoyin sauye sau biyu. Idan an zaɓi jefa kuri'a a kan ci gaba da auna hasken, aikin naúrar-in-rufe yana rufe duka guntu bayan kowace juzuwar ADC don aunawa. Sauran yanayin saukar da wutar lantarki ana sarrafa shi ta hanyar I^{Na biyu}C dubawa Za'a iya rage ƙarfin amfani da ƙasa da 0.3 µA lokacin da aka kunna ƙasa. ISL29023 tana goyan bayan software da kuma katsewar kayan masarufi wanda ya dage har sai mai masaukin ya share ta ta I^{Na biyu}C dubawa Ayyukan sauyawar ADC ya ci gaba ba tare da tsayawa ba bayan an tabbatar da tsangwama. An tsara don aiki a kan kayayyaki daga 2.25 V zuwa 3.63 V tare da I^{Na biyu}Samfurin C daga 1.7 V zuwa 3.63 V, an ƙayyade ISL29023 don aiki akan -40 ° C zuwa + 85 ° C na yanayin zafin jiki. Tsarin kayan aiki mai kyau na ISL29023 ya sa ya dace da na'urorin hannu, kyamarorin dijital, TV's, wayoyi masu wayo, IoT, aikace-aikace da aikace-aikacen haske na likita.