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SPSB081 датащи(PDF) 74 Page - STMicroelectronics |
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SPSB081 датащи(HTML) 74 Page - STMicroelectronics |
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74 / 135 page ![]() Symbol Parameter Condition Min Typ Max Unit Item tRXpd_sym Symmetry of receiver propagation delay time (rising vs. falling edge) tRXpd_sym=tRXpdr-tRXpdf; VSREG=12 V; Rbus = 1 kΩ, Cbus = 1 nF; CRXD=20 pF -2 2 μs E.097 D1 Duty cycle 1 THRec(max)=0.744*VSREG; THDom(max)=0.581*VSREG; VSREG=7 ... 18V, tbit= 50us; D1=tbus_rec(min)/(2xtbit); Rbus = 1 kΩ, Cbus = 1nF; Rbus = 660 Ω, Cbus = 6.8 nF; Rbus = 500 Ω, Cbus = 10 nF 0.396 E.098 D2 Duty cycle 2 THRec(min)=0.422*VSREG; THDom(min)= 0.284*VSREG; VSREG=7.6...18 V, tbit= 50us; D2=tbus_rec(max)/(2xtbit); Rbus = 1 kΩ, Cbus = 1 nF; Rbus = 660 Ω, Cbus = 6.8 nF; Rbus = 500 Ω, Cbus = 10 nF 0.581 E.099 D3 Duty cycle 3 THRec(max)=0.778*VSREG; THDom(max)=0.616*VSREG;VSREG=7 ... 18 V, tbit= 96 us; D3=tbus_rec(min)/(2xtbit); Rbus = 1 kΩ, Cbus = 1nF; Rbus = 660 Ω, Cbus = 6.8 nF; Rbus = 500 Ω, Cbus = 10 nF 0.417 E.100 D4 Duty cycle 4 THRec(min)=0.389*VSREG; THDom(min)=0.251*VSREG; VSREG=7.6 ... 18 V, tbit=96 us; D4=tbus_rec(max)/(2xtbit); Rbus = 1 kΩ, Cbus = 1 nF; Rbus = 660 Ω, Cbus = 6.8 nF; Rbus = 500 Ω, Cbus = 10 nF 0.590 E.101 tdom(TXDL) TXDL dominant time-out Tested by scan 12 ms E.102 tLIN LIN permanent recessive time- out Tested by scan 40 μs E.103 Tdom(bus) LIN Bus permanent dominant time- out Tested by scan 12 ms E.104 SPSB081 LIN transceiver (only for SPSB0815 & SPSB0813) DS14048 - Rev 1 page 74/135 |
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