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LP87702 数据表(PDF) 69 Page - Texas Instruments |
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LP87702 数据表(HTML) 69 Page - Texas Instruments |
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69 / 98 page  Figure 7-56. TOP_STATUS Register (continued) RESERVED SYNC_CLK_ST AT TDIE_SD_STAT TDIE_WARN_S TAT OVP_STAT R-0h R-0h R-0h R-0h R-0h Table 7-48. TOP_STATUS Register Field Descriptions Bit Field Type Reset Description 7-4 RESERVED R 0h 3 SYNC_CLK_STAT R 0h Status bit indicating the status of external clock (CLKIN): 0 – External clock frequency is valid 1 – External clock frequency is not valid. 2 TDIE_SD_STAT R 0h Status bit indicating the status of thermal shutdown: 0 – Die temperature below thermal shutdown level 1 – Die temperature above thermal shutdown level. 1 TDIE_WARN_STAT R 0h Status bit indicating the status of thermal warning: 0 – Die temperature below thermal warning level 1 – Die temperature above thermal warning level. 0 OVP_STAT R 0h Status bit indicating the status of input overvoltage monitoring: 0 – Input voltage below overvoltage threshold level 1 – Input voltage above overvoltage threshold level. 7.6.1.1.39 BUCK_STATUS Register (Offset = 26h) [reset = 0h] BUCK_STATUS is shown in Figure 7-57 and described in Table 7-49. Return to Table 7-9. Figure 7-57. BUCK_STATUS Register 7 6 5 4 3 2 1 0 BUCK1_STAT BUCK1_PG_ST AT BUCK1_ILIM_S TAT BUCK0_STAT BUCK0_PG_ST AT BUCK0_ILIM_S TAT R-0h R-0h R-0h R-0h R-0h R-0h Table 7-49. BUCK_STATUS Register Field Descriptions Bit Field Type Reset Description 7 BUCK1_STAT R 0h Status bit indicating the enable or disable status of BUCK1: 0 – BUCK1 converter is disabled 1 – BUCK1 converter is enabled. 6 BUCK1_PG_STAT R 0h Status bit indicating BUCK1 output voltage validity (raw status) 0 – BUCK1 output is not valid 1 – BUCK1 output is valid. 4 BUCK1_ILIM_STAT R 0h Status bit indicating BUCK1 current limit status (raw status) 0 – BUCK1 output current is below current limit threshold level 1 – BUCK1 output current is at current limit threshold level. 3 BUCK0_STAT R 0h Status bit indicating the enable or disable status of BUCK0: 0 – BUCK0 converter is disabled 1 – BUCK0 converter is enabled. 2 BUCK0_PG_STAT R 0h Status bit indicating BUCK0 output voltage validity (raw status) 0 – BUCK0 output is not valid 1 – BUCK0 output is valid. 0 BUCK0_ILIM_STAT R 0h Status bit indicating BUCK0 current limit status (raw status) 0 – BUCK0 output current is below current limit threshold level 1 – BUCK0 output current is at current limit threshold level. www.ti.com LP87702 SNVSBU3 – MARCH 2021 Copyright © 2021 Texas Instruments Incorporated Submit Document Feedback 69 Product Folder Links: LP87702 |
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