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DS1921L-F50 Datasheet(PDF) 4 Page - Dallas Semiconductor |
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DS1921L-F50 Datasheet(HTML) 4 Page - Dallas Semiconductor |
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4 / 40 page  DS1921L 4 of 40 HIERARCHICAL STRUCTURE FOR 1-Wire PROTOCOL Figure 2 1-Wire net Other Devices BUS Master Command Level: 1-Wire ROM Function Commands DS1921-specific Memory Function Commands DS1921 Available Commands: Read ROM Match ROM Search ROM Skip ROM Overdrive Skip Overdrive Match Conditional Search ROM Write Scratchpad Read Scratchpad Copy Scratchpad Read Memory Read Memory w/CRC Clear Memory Convert Temperature Data Field Affected: 64-bit Reg. # 64-bit Reg. # 64-bit Reg. # N/A OD-Flag 64-bit Reg. #, OD-Flag 64-bit Reg. #, Cond. Search settings, device status 256-bit scratchpad, flags 256-bit scratchpad 4096-bit SRAM, registers, flags All memory All memory Mission Time Stamp, Mission Samples Counter, Start Delay, Sample Rate, Alarm Time Stamps and Durations, Histogram Memory Memory address 211h Cmd. Codes: 33h 55h F0h CCh 3Ch 69h ECh 0Fh AAh 55h F0h A5h 3Ch 44h 64-BIT LASERED ROM Figure 3 MSB LSB 8-Bit CRC Code 12-Bit Temperature Range Code 36-Bit Serial Number 8-Bit Family Code (21h) MSB LSB MSB LSB MSB LSB MSB LSB DEVICE TEMP. RANGE (°C) RESOLUTION ( °C) TEMP. RANGE CODE HEX. EQUIVALENT DS1921L-F51 -10 to +85 0.5 0011 0100 1100 34C DS1921L-F52 -20 to +85 0.5 0010 0101 0100 254 DS1921L-F53 -30 to +85 0.5 0001 0101 1100 15C DS1921L-F50 -40 to +85 0.5 0000 0110 0100 064 DS1921H-F5 +15 to +46 0.125 0100 1111 0010 4F2 DS1921Z-F5 -5 to +26 0.125 0011 1011 0010 3B2 |
Similar Part No. - DS1921L-F50 |
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Similar Description - DS1921L-F50 |
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