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전자부품 데이터시트 검색엔진 |
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전자부품 데이터시트 검색엔진 |
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L9788 데이터시트(PDF) 161 Page - STMicroelectronics |
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L9788 데이터시트(HTML) 161 Page - STMicroelectronics |
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161 / 264 page  DS12308 Rev 4 161/264 L9788 CAN FD interface 263 Table 76. Maximum leakage currents on CAN_H and CAN_L, unpowered Symbol Parameter Test condition Min Typ Max Unit Pin ILeakage, CANH Input leakage current CANH Unpowered device; VCANH = 5V ; VCANL = 5 V; VDD_CAN, VB_STBY connected via 0 Ω to GND VDD_CAN, VB_STBY connected via 47 kΩ to GND -10 - 10 µA - ILeakage, CANL Input leakage current CANL Unpowered device; VCANH = 5V ; VCANL = 5 V; VDD_CAN, VB_STBY connected via 0 Ω to GND VDD_CAN, VB_STBY connected via 47 kΩ to GND -10 - 10 µA - Table 77. Biasing control timings Symbol Parameter Test condition Min Typ Max Unit Pin tfilter CAN activity filter time Guaranteed by scan 0.5 1.8 µs twake Wake-up time out Guaranteed by scan 0.35 1 5 ms tSilence CAN timeout Guaranteed by scan 600 700 1200 ms tBIAS Bias Reaction Time RL = 60 Ω (±1%); C2 = 100 pF (±1%); C1 = 100 pF (±1%); VTXDC = VTXDCLOW; 50% VDIFF; VSYM = 0.1(1); Transition bias inactive to bias active; Guaranteed by scan -- 220 µs - tcansuphigh CAN_SUP_LOW filter time Guaranteed by scan 8.5 10 11.5 µs - tcansuplow VDD_CAN_OV filter time Guaranteed by scan 8.5 10 11.5 µs - tdom_pulse Dominant interrupt pulse Guaranteed by scan 47.6 56 64.4 µs- 1. Measured from the start of a dominant-recessive-dominant sequence (each phase 6μs) until VSYM ≥ 0.1 Table 78. Standby current consumption (Battery line @RT) Total quiescent current consumption(1) Max value Unit EOT disabled and CAN block enabled, CAN wake up disabled 60 µA EOT disabled and CAN block enabled, CAN wake up enabled 70 µA EOT enabled and CAN block enabled, CAN wake up disabled 70 µA EOT enabled and CAN block enabled, CAN wake up enabled 80 µA 1. L9788 Total quiescent current consumption at pins VB_STBY, VB_IN, VB_IN_SW, VB_SENSE, CP (through 100 nF capacitor), VB_CAN, MRD, RLY1, LED2, STR2_DRN, PDR1_DRN connected to battery. The total current was measured at battery line @RT. |
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