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поискавой системы для электроныых деталей |
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поискавой системы для электроныых деталей |
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WM8321 датащи(PDF) 194 Page - Wolfson Microelectronics plc |
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WM8321 датащи(HTML) 194 Page - Wolfson Microelectronics plc |
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194 / 253 page  WM8321 Production Data w PD, February 2012, Rev 4.0 194 REGISTER ADDRESS BIT LABEL DEFAULT DESCRIPTION REFER TO 09h = 0.6125V … 48h = 1.4V (see note) … 67h = 1.7875V 68h to 7Fh = 1.8V Note - Maximum output voltage selection in 4MHz switching mode is 48h (1.4V). 1:0 DC2_ON_VSE L [1:0] 00 DC-DC2 ON Voltage select DC2_ON_VSEL [6:0] selects the DC-DC2 output voltage from 0.6V to 1.8V in 12.5mV steps. See DC2_ON_VSEL [6:2] for definition. Register 405Dh DC2 ON Config REGISTER ADDRESS BIT LABEL DEFAULT DESCRIPTION REFER TO R16478 (405Eh) DC2 SLEEP Control 15:13 DC2_SLP_SLO T [2:0] 000 DC-DC2 SLEEP Slot select 000 = SLEEP voltage / operating mode transition in Timeslot 5 001 = Disable in Timeslot 5 010 = Disable in Timeslot 4 011 = Disable in Timeslot 3 100 = Disable in Timeslot 2 101 = Disable in Timeslot 1 110 = SLEEP voltage / operating mode transition in Timeslot 3 111 = SLEEP voltage / operating mode transition in Timeslot 1 If DC-DC2 is assigned to a Hardware Enable Input, then codes 001-101 select in which timeslot the converter enters its SLEEP condition. 9:8 DC2_SLP_MO DE [1:0] 11 DC-DC2 SLEEP Operating Mode 00 = Forced Continuous Conduction Mode 01 = Auto Mode (Continuous / Discontinuous Conduction with Pulse-Skipping) 10 = LDO Mode 11 = Hysteretic Mode 6:0 DC2_SLP_VSE L [6:0] 000_0000 DC-DC2 SLEEP Voltage select 0.6V to 1.8V in 12.5mV steps 00h to 08h = 0.6V 09h = 0.6125V … 48h = 1.4V (see note) … 67h = 1.7875V 68h to 7Fh = 1.8V Note - Maximum output voltage selection in 4MHz switching mode is 48h (1.4V). Register 405Eh DC2 SLEEP Control |
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