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TH3122 Datasheet(PDF) 9 Page - Melexis Microelectronic Systems |
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TH3122 Datasheet(HTML) 9 Page - Melexis Microelectronic Systems |
9 / 14 page TH3122 K-Bus Transceiver with integrated Voltage Regulator Dec/04 Page 9 3901003122 Rev 004 Static Characteristics (continued) Parameter Symbol Condition Min Typ Max Unit Comparator SI, SO Threshold low SI VIL 1.05 1.16 V Threshold High SI VIH 1.21 1.4 V Hysteresis VHYS 30 mV Output voltage low at SO VOL IOUT = 1 mA, VS > 5.5 V 0.8 V 10 k Ω SO to VCC, VCC > 3.3V 0.4 V Pull-up current at SO Ipu -500 -375 -250 µ A Input VTR Threshold low VTRL 0.15 0.25 VCC Threshold high VTRH 0.75 0.85 VCC Output current low IOL VCC > 3.3 V 160 230 300 µ A Output current high IOH -300 -230 -160 µ A K-Bus-Interface Power-on-reset threshold VPOR VPOR =VRES1 3.0 3.15 3.3 V Pull-up current TxD Ipu -500 -375 -250 µ A Pull-down current SEN/STA IpdSEN 250 375 500 µA Pull-up current SEN/STA IpuSEN -500 -375 -250 µA Input voltage low TxD, SEN/STA VIL 0.25 VCC Input voltage high TxD, SEN/STA VIH 0.75 VCC Input voltage low BUS VIL 0.45 VS Input voltage high BUS VIH 0.55 VS Hysteresis BUS VHYS 50 mV Input restistance BUS RINBUS 0 ≤ VBUS ≤ 40 V 400 600 1500 k Ω 0 ≤ VBUS ≤ 40 V TA ≤ 125 °C 1300 VBUS = -25V TA ≤ 125 °C 60 Output voltage BUS VBUS VS = 12V, SENSE = low IOUT = 40 mA 1.2 VS = 12V, SENSE = low IOUT = 25 mA 1.0 Current limitation BUS ILIM VBUS > 2.5V 40 100 mA Output voltage low RxD VOL IOUT = 1 mA 0.8 V Output voltage high RxD VOH IOUT = -1mA VCC-0.8 V V |
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