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DS1490F 전자부품 데이터시트



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DS1490F  

Dallas Semiconductor
Dallas Semiconductor

DS1490F

2-in-1 Fob

Preliminary DS1490F 2-in-1 Fob* www.dalsemi.com FEATURES 1-Wire® to USB port adapter for direct connection to notebook and desktop computers Any iButton™ mounts in the ergonomically angled handle for touch-and-go applications such as door entry Fast, conv




관련 부품 DS149 상세설명

DS1495  

  
(DS1495 / DS1497) RAMified Real Time Clock

DS1495/DS1497 DS1495/DS1497 RAMified Real Time Clock FEATURES PIN ASSIGNMENT A0 A1 X2 X1 STBY D0 D1 D2 D3 D4 D5 D6 D7 V SS 1 2 3 4 5 6 7 8 9 10 11 12 13 14 28 27 26 25 24 23 22 21 20 19 18 17 16 15 A2 A3 VDD SQW A4 A5 VBAT IRQ RESET RD BGND WR XRAM RTC • Ideal for EISA bus PCs • Functionally



Dallas Semiconductor
Dallas Semiconductor

PDF



DS1497  

  
(DS1495 / DS1497) RAMified Real Time Clock

DS1495/DS1497 DS1495/DS1497 RAMified Real Time Clock FEATURES PIN ASSIGNMENT A0 A1 X2 X1 STBY D0 D1 D2 D3 D4 D5 D6 D7 V SS 1 2 3 4 5 6 7 8 9 10 11 12 13 14 28 27 26 25 24 23 22 21 20 19 18 17 16 15 A2 A3 VDD SQW A4 A5 VBAT IRQ RESET RD BGND WR XRAM RTC • Ideal for EISA bus PCs • Functionally



Dallas Semiconductor
Dallas Semiconductor

PDF




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