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L9908 数据表(PDF) 73 Page - STMicroelectronics |
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L9908 数据表(HTML) 73 Page - STMicroelectronics |
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73 / 152 page  Table 70. Current Monitor Input characteristics Symbol Parameter Test Condition Min Typ Max Unit Notes Current Monitor Input CM_in_range_diff CM differential voltage input range CSMn_IN_RANGE_CFG = 000 CSMn_IN_RANGE_CFG = 001 CSMn_IN_RANGE_CFG = 010 CSMn_IN_RANGE_CFG = 011 CSMn_IN_RANGE_CFG = 100 CSMn_IN_RANGE_CFG = 101 -7 -18 -36 -90 -160 -300 - 7 18 36 90 160 300 mV Application information(1) (2) CM_in_range_cm CM common mode voltage input range - -2 - 2 V Application information(2) CM_in_ic1 CM input current ISn+ = ISn- = -2 V -210 -25 -0.23 mA - CM_in_ic2 CM input current ISn+ = ISn- = +2 V -310 -270 -230 uA - CM_in_cm_res1 CM input common mode resistance ISn+ = ISn- = -2 V 9.5 - - Ω Application Information CM_in_cm_res2 CM input common mode resistance ISn+ = ISn- = +2 V 6.5 - - kΩ Application Information CM_in_dm_res CM input differential mode resistance CSMn_IN_RANGE_CFG = 000 CSMn_IN_RANGE_CFG = 001 CSMn_IN_RANGE_CFG = 010 CSMn_IN_RANGE_CFG = 011 CSMn_IN_RANGE_CFG = 100 CSMn_IN_RANGE_CFG = 101 - 0.283 0.566 1.132 2.831 5.096 9.06 - kΩ Application Information Current Monitor Input Resolution CM_in_resolution CM input ADC resolution - - 11 - bits Application Information CM_in_lsb CM input ADC LSB CSMn_IN_RANGE_CFG = 000 CSMn_IN_RANGE_CFG = 001 CSMn_IN_RANGE_CFG = 010 CSMn_IN_RANGE_CFG = 011 CSMn_IN_RANGE_CFG = 100 CSMn_IN_RANGE_CFG = 101 - 10.05 20.11 40.28 100.7 181.27 322.26 - μV Application information Current Monitor Input Accuracy CM_in_gain_err CM ADC Gain Error - -2 - 2 % All input ranges(3)(4) CM_in_offset_err CM ADC Input Referred Offset Error CSMn_IN_RANGE_CFG = 000 CSMn_IN_RANGE_CFG = 001 CSMn_IN_RANGE_CFG = 010 CSMn_IN_RANGE_CFG = 011 CSMn_IN_RANGE_CFG = 100 -2 -2 -2 -2 -3 - 2 2 2 2 3 mV (4) L9908 Functional description DS13546 - Rev 5 page 73/152 |
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