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поискавой системы для электроныых деталей |
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поискавой системы для электроныых деталей |
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APW7252 датащи(PDF) 6 Page - Anpec Electronics Coropration |
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APW7252 датащи(HTML) 6 Page - Anpec Electronics Coropration |
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6 / 24 page  Copyright © ANPEC Electronics Corp. Rev. A.1 - Dec., 2016 APW7252 www.anpec.com.tw 6 Electrical Characteristics (Cont.) APW 72 52 Symbol Param eter Test C on ditio ns Min Typ Max U nit no lo ad - - 0.85 %/V IOUT= 5mA - - 1 %/V Li ne Tran sie nt VOUTP Peak-to-P eak Voltage VVIN= 2.8 V to 4.5V to 2 .8 V, Tr= Tf= 24u s, VREG =5.4V, VOUTP = 5.2V, VOUTN =-5.2V, CVREG= 4.7uF, COU TP =4.7uF, COU TN= 4.7uF, L= 2.2 uH, CFLY=2.2uF, TA=25 ℃ IOUT= 35mA - - 1 .3 %/V Ther m al Shutdow n - 160 - ℃ Ther m al Shutdow n Hysteresis - 1 0 - ℃ REG U nd er-voltage T hresho ld - 0.5*VREG - V O UTP Unde r-vo lta ge Th reshold - 0.5*VOUTP - V O UTN Un der-voltage Thre sh old - 0.5*VOUT N - V LOG IC/DIGITA L V IL Lo gic Inp ut Lo w Voltage EN N, ENP ,S C L, S DA - - 0.54 V VIH Lo gic Inp ut High Voltage EN N, ENP ,S C L, S DA 1.1 - - V Inpu t Log ic High T hresho ld 0.8 - 1 V Inpu t Log ic High T hresho ld Hystere sis 20 0 mV Interna l P ull-d own Resistance EN N, ENP - 200 - kΩ I 2C SCL Clock Fre quen cy - - 40 0 kHz SMB us Con tro l S MB D AT a nd SMBCLK L ogic High Log ic 1.1 - - V Low Logic - - 0.54 V S MB D AT a nd SMBC LK L eakage Curre nt - 0 .01 1 uA FSMB S MB us O pera tin g Fre quency 10 - 10 0 K Hz TBUF B us free tim e b etwee n stop and start cond ition 4.7 - - u s T _HD_STA Hold tim e after sta rt cond itio n Afte r this perio d, the first cl ock is ge nerated 4 - - u s T _SD_STA Repe ated start co ndition setup time 4.7 - - u s T _SD _STO Stop condition setup time 4 - - u s T_HD_DAT Data hold time 30 0 - - n s T _SU_DAT Data setu p tim e 25 0 - - n s T _TIMEOUT Detect clock lo w tim eout 25 - 35 ms T_LOW Clock low pe riod 4.7 - - u s T_HIGH Clock high pe riod 4 - 50 u s T _LOW_SEX T S lave device cum ulative clock low extend time_slave - - 25 ms T_LOW_ME XT Master device cu mu lative clock low extend time_m aster - - 10 ms TF_SMB Fall tim e of SM B D AT/CLK - - 30 0 n s TR_SMB Rise tim e of SM B D AT /CL K - - 1 000 n s T_SMB_POR P owe r o n reset o f SMB Tim e in which a d evi ce m ust be o peratio n afte r p owe r on reset - 3 50 0 ms V VIN = 3.7V, ENN = ENP = VVIN, VOUTP = 5.4V, VOUTN = -5.4 V, TA = -40 oC to 85oC; typical values are at T A = 25 oC, Unless otherwise noted. |
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