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Moteur de recherche de fiches techniques de composants électroniques |
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Moteur de recherche de fiches techniques de composants électroniques |
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18730 Fiches technique(PDF) 26 Page - Freescale Semiconductor, Inc |
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18730 Fiches technique(HTML) 26 Page - Freescale Semiconductor, Inc |
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26 / 38 page  Analog Integrated Circuit Device Data 26 Freescale Semiconductor 18730 FUNCTIONAL DEVICE OPERATION LOGIC COMMANDS AND REGISTERS Ext / Int : Clock Select control 1 1 = External Clock 0 = Internal Clock 2FS : Clock Select control 2 1 = 2FS on 0 = 2FS off RSTB Sleep : RSTB Sleep Monitor *1 1 = RSTB SLEEP Monitor off 0 = RSTB SLEEP Monitor on S_Off_VG : VG Top side transistor off 1 = Synchronous Rectification Off 0 = Synchronous Rectification On VG_Duty[3] : VG Duty Control MSB 1 = VG Duty[3] is high 0 = VG Duty[3] is low VG_Duty[2] : VG Duty Control Bit 2 1 = VG Duty[2] is high 0 = VG Duty[2] is low VG_Duty[1] : VG Duty Control Bit1 1 = VG Duty[1] is high 0 = VG Duty[1] is low VG_Duty[0] : VG Duty Control LSB 1 = VG Duty[0] is high 0 = VG Duty[0] is low VG is controlled by PFM method. This register can change the duty by 16 steps. Refer to Table 15, VG Duty Settings on page 24 for the correspondence between the VG Duty maximum values and register settings. VO1_V[6] : Reference DAC MSB 1 = VO1_V[6] on 0 = VO1_V[6] off VO1_V[5] : Reference DAC Bit5 1 = VO1_V[5] on 0 = VO1_V[5] off VO1_V[4] : Reference DAC Bit4 1 = VO1_V[4] on 0 = VO1_V[4] off VO1_V[3] : Reference DAC Bit3 1 = VO1_V[3] on 0 = VO1_V[3] off VO1_V[2] : Reference DAC Bit2 1 = VO1_V[2] on 0 = VO1_V[2] off VO1_V[1] : Reference DAC Bit1 1 = VO1_V[1] on 0 = VO1_V[1] off VO1_V[0]: Reference DAC LSB 1 = VO1_V[0] on 0 = VO1_V[0] off S_Off_VO1 : DDC1 Top side (Ni_mh) / Bottom side (Li_ion) transistor off 1 = Synchronous Rectification Off 0 = Synchronous Rectification On Refer to Table 10, Output Voltage of VO1 on page 19 for the correspondence between the output voltage and register settings. Table 19. Clock Select Register 0010 Data1 Data2 Bit 3 2 1 0 3 2 1 0 Name Ext/Int Half Freq RSTB sleep S_Off_VG VG_Duty [3] VG_Duty[2] VG_Duty[1] VG_Duty[0] Default 0 0 1 0 0 0 0 0 Table 20. VO1 Output Voltage Register 0011 Data1 Data2 Bit 3 2 1 0 3 2 1 0 Name VO1_V[6] VO1_V[5] VO1_V[4] VO1_V[3] VO1_V[2] VO1_V[1] VO1_V[0] S_Off_VO1 Default 1 0 0 0 0 0 0 0 |
Numéro de pièce similaire - 18730 |
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Description similaire - 18730 |
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