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поискавой системы для электроныых деталей |
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поискавой системы для электроныых деталей |
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L9678P датащи(PDF) 190 Page - STMicroelectronics |
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L9678P датащи(HTML) 190 Page - STMicroelectronics |
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190 / 203 page  Electrical characteristics L9678P, L9678P-S 190/203 DocID029274 Rev 3 15 VIL_ FENL FENL low level input voltage -- - 0.8 16 IPU_ FENL FENL pull up current FENL = 0 -70 -45 -20 µA 14 VIH_SAF_CSx SAF_CSx high level input voltage -2 - - V 15 VIL_SAF_CSx SAF_CSx low level input voltage -- - 0.8 - 16 IPU_SAF_CSx SAF_CSx pull up current SAF_CSx = 0V -70 -45 -20 µA Table 55. Arming interface - DC specifications (continued) N° Symbol Parameter Condition Min Typ Max Unit Table 56. Arming interface - AC specifications N° Symbol Parameter Condition Min Typ Max Unit 1TARM Sensor sampling period - 475 500 525 µs 2TACL_HI ACL period - 213 - 237 ms 3TACL_LO - 168 - 187 ms 4TON_ACL_HI ACL on-time - 154 - 171 ms 5TON_ACL_LO -114 - 126 ms 6TVALID_EOL Scrap validation TACL and TON_ACL valid - 3 - - cycles 7TDIS_EOL Scrap timeout - 2 * TACL ms 8 TPULSE_STRECH Arming enable pulse stretch time -- - 0 ms 9 - 30 32 34 ms 10 - 242 270 ms 11 - 1934 2162 ms 12 TRISE_ARM ARM rise time 80pF load, 20% to 80% Internal Safing Selected - - 1.00 µs 13 TFALL_ARM ARM fall time 80pF load, 20% to 80% Internal Safing Selected - - 1.00 µs |
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