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LP8725TLE-A/NOPB 数据表(PDF) 25 Page - Texas Instruments |
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LP8725TLE-A/NOPB 数据表(HTML) 25 Page - Texas Instruments |
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25 / 46 page  LP8725 www.ti.com SNVS618G – DECEMBER 2009 – REVISED MAY 2013 LP8725 CONTROL REGISTERS Table 8. Control Registers Register ADDR Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0 Name SHORT_ BUCK2_ SLEEP_ BUCK1_ 0x00 GENERAL TIMESTEP 0 DVS2_V DVS1_V TIMESTEP EN MODE EN LDO1 LDO1 LDO1 LDO1 LDO1 LDO1 LDO1 LDO1 0x01 LDO1 T[2] T[1] T[0] V[4] V[3] V[2] V[1] V[0] LDO2 LDO2 LDO2 LDO2 LDO2 LDO2 LDO2 LDO2 0x02 LDO2 T[2] T[1] T[0] V[4] V[3] V[2] V[1] V[0] LDO3 LDO3 LDO3 LDO3 LDO3 LDO3 LDO3 LDO3 0x03 LDO3 T[2] T[1] T[0] V[4] V[3] V[2] V[1] V[0] LDO4 LDO4 LDO4 LDO4 LDO4 LDO4 LDO4 LDO4 0x04 LDO4 T[2] T[1] T[0] V[4] V[3] V[2] V[1] V[0] LDO5 LDO5 LDO5 LDO5 LDO5 LDO5 LDO5 LDO5 0x05 LDO5 T[2] T[1] T[0] V[4] V[3] V[2] V[1] V[0] LILO1_ LILO1_ LILO1_ LILO1_ LILO1 LILO1_ LILO1_ LILO1_ 0x06 LILO1 T[2] T[1] T[0] V[4] V[3] V[2] V[1] V[0] LILO2_ LILO2_ LILO2_ LILO2_ LILO2_ LILO2_ LILO2_ LILO2_ 0x07 LILO2 T[2] T[1] T[0] V[4] V[3] V[2] V[1] V[0] BUCK1_ BUCK1_ BUCK1_ BUCK1_ BUCK1_ BUCK1_ BUCK1_ BUCK1_ 0x08 BUCK1 V1 T[2] T[1] T[0] V1[4] V1[3] V1[2] V1[1] V1[0] BUCK1_ BUCK1_ BUCK1_ BUCK1_ BUCK1_ BUCK1_ BUCK1_ 0x09 BUCK1 V2 0 CL[1] CL[0] V2[4] V2[3] V2[2] V2[1] V2[0] BUCK2_ BUCK2_ BUCK2_ BUCK2_ BUCK2_ BUCK2_ BUCK2_ BUCK2_ 0x0A BUCK2 V1 T[2] T[1] T[0] V1[4] V1[3] V1[2] V1[1] V1[0] BUCK2_ BUCK2_ BUCK2_ BUCK2_ BUCK2_ BUCK2_ BUCK2_ 0x0B BUCK2 V2 0 CL[1] CL[0] V2[4] V2[3] V2[2] V2[1] V2[0] BUCK BK2_ BK1_ PWM_ PDN_ PWM_ PDN_ 0x0C 0 0 CONTROL FLAG MASK FLAG MASK BUCK2 BUCK2 BUCK1 BUCK1 LDO LDO1_ LILO2_ LILO1_ LDO5_ LDO4_ LDO3_ LDO2_ LDO1_ 0x0D CONTROL FLAG MASK EN EN EN EN EN EN EN PULL APU_ PDN PDN PDN PDN PDN PDN PDN 0x0E DOWN TSD LILO2 LILO1 LDO5 LDO4 LDO3 LDO2 LDO1 BITS STATUS LDO1_ B2_ B1_ 0x0F REVISION[3] REVISION[2] REVISION[1] REVISION[0] TSD BITS OKN OKN OKN Table 9. Control Register Defaults LP8725 Defaults: DEFSEL state LP8725-A Defaults: DEFSEL state LP8725-B Defaults: DEFSEL state ADDR VIN1 GND VIN1 GND VIN1 GND 0x00 0101 1001 0101 1001 0000 0000 0101 0001 1101 1101 1101 1101 0x01 1001 1001 0011 0101 0001 0101 1001 1001 1011 0101 1010 1100 0x02 1000 1100 0011 1001 0001 1101 0111 1001 1111 1001 1111 1001 0x03 1011 1111 0101 1001 1111 1111 0111 1001 1111 1001 1111 1001 0x04 1001 1111 0101 1001 0011 1101 1001 1001 1110 0000 1110 0000 0x05 1001 1001 0011 1001 0001 1001 1001 1001 1110 0000 1110 0000 0x06 1010 1000 0011 1111 0001 0000 1011 0000 1111 0111 1111 0111 0x07 0100 1000 0000 1000 0010 0100 1011 0000 1101 1111 1101 1111 0x08 0000 0100 0000 1000 1110 0110 0000 1010 0000 1000 0000 1000 0x09 1100 1000 1100 0100 1100 0100 1100 1000 1100 1000 1100 1000 0x0A 0101 0001 0011 0001 1110 0110 0000 1010 1001 0001 1001 0001 0x0B 1001 0001 1001 0001 1000 0100 1000 1000 1001 0001 1001 0001 0x0C 0111 1111 0001 0001 1101 0001 1101 0001 0001 0001 0001 0001 Copyright © 2009–2013, Texas Instruments Incorporated Submit Documentation Feedback 25 Product Folder Links: LP8725 |
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