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AS8222 数据表(PDF) 13 Page - ams AG |
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AS8222 数据表(HTML) 13 Page - ams AG |
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13 / 43 page ![]() AS8222 Datasheet - Electrical Character i s t ics www.ams.com/eng/FlexRay/AS8222 Revision 1.0 12 - 42 VBPidle_low, VBMidle_low uBias Idle voltage in low-power modes on pin BP, BM Bus bias voltage during low-power modes Low-power modes 40 Ω < RL < 55 Ω -0.2 -200 0+0.2 +200 V mV IBPidle Absolute idle output current on pin BP -40 V < VBP < 40 V 02 7.5 mA IBMidle Absolute idle output current on pin BM -40 V < VBM < 40 V 02 7.5 mA IBPleak_ST, IBMleak_ST iBPLeak, iBMLeak Absolute leakage current, when not powered Absolute leakage current, when not powered VBP=VBM=5 V, VDD=0 V, VBAT=0 V; VIO=0 V; Tamb < 125°C 625 25 µA µA IBPleak_HT, IBMleak_HT Absolute leakage current, when not powered VBP=VBM=5 V, VDD=0 V, VBAT=0 V; VIO=0 V; 125°C < Tamb < 150°C 35 150 µA VBUSActiveHigh uBusActiveHigh Activity detection differential input voltage high Upper receiver threshold for detecting activity Normal power modes -10 V < (VBP, VBM) < 15 V 150 150 260 400 425 mV mV VBUSActiveLow uBusActiveLow Activity detection differential input voltage low Lower receiver threshold for detecting activity Normal power modes -10 V < (VBP, VBM)< 15 V -400 -425 -260 -150 -150 mV mV VData1 uData1 Data1 detection differential input voltage Receiver threshold for detecting Data_1 Pre-condition: activity already detected. Normal power mode. -10 V < (VBP, VBM)< 15 V 150 150 225 300 300 mV mV VData0 uData0 Data0 detection differential input voltage Receiver threshold for detecting Data_0 Pre-condition: activity already detected. Normal power mode. -10 V < (VBP, VBM)< 15 V -300 -300 225 -150 -150 mV mV VDataErr ΔuData Mismatch between Data0 and Data1 differential input voltage Mismatch of receiver thresholds 2 x ( VData0- VData1) / ( VData0+VData1) 1 010 10 % % tBUS_RxD10 dBDRx10 Delay from BUS to RxD negative edge Receiver delay, negative edge CRXD=15 pF 2 34 80 100 ns ns tBUS_RxD01 dBDRx01 Delay from BUS to RxD positive edge Receiver delay, positive edge CRXD=15 pF 2 34 80 100 ns ns Table 6. Receiver Symbol Parameter Conditions Min Typ Max Units |
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