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MPC18730EP/R2 bảng dữ liệu(PDF) 13 Page - Freescale Semiconductor, Inc

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Giải thích chi tiết về linh kiện  Power Management IC with Five Power Management IC with Five Power Management IC with Five Power Management IC with Five
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Analog Integrated Circuit Device Data
Freescale Semiconductor
13
18730
FUNCTIONAL DIAGRAMS
Twelve bits immediately before start-up of STRB are
always effective. Upon power on, the internal power on reset
works to initialize the registers. Serial data is fetched in the
order of Add_[3], Add_[2], ..., Add_[0], DATA1_[3],
DATA1_[2], ...., DATA2_[0].
Table 5. Serial Interface Functions
Register Name Address
DATA1
DATA2
0
CLR, SLEEP
1000
CLR
SLEEP
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
1
Power Mode
0001
PSW1
PSW2
RSTO1B
VCC2
SREG1
SREG2
SREG3
RSTO2B
2
Clock Select
0010
Ext / Int
Half Freq
RSTB sleep S_Off_VG
VG_Duty[3] VG_Duty[2] VG_Duty[1] VG_Duty[0]
3
VO1
0011
MSB
VO1 Output Voltage
LSB
S_Off_VO1
4
VO2
0100
MSB
VO2 Output Voltage
LSB
S_Off_VO2
5
SREG1
0101
MSB
SREG1 Output Voltage
LSB
Reserved
6
SREG2
0110
MSB
SREG2 Output Voltage
LSB
7
SREG3
0111
MSB
SREG3 Output Voltage
LSB
CP Off
EXTG On
Table 6. Block Operation
INPUT
OUTPUT
WAKE(Int)
RSTO1B(Int)
RSTO1B
RSTO2B(Int)
SEQSEL
VG
VO1
VO2
VCC1,2
REG1,2,3
L
X
X
X
X
-
-
-
-
-
H
L
L
L
L
O
O
-
-
-
H
H
L
L
L
O
O
-
-
O
H
H
L
L
H
O
O
-
-
-
H
H
H
H
L
O
O
O
O
O
H
H
H
H
H
O
O
O
O
O
O : Operation, - : Stop, X : Don’t care
Table 7. Start-Up Sequence Settings
SEQSEL
CLR/SLEEP
Series Regulators
V_STBY
RSTO2B(Ext)
RSTO2B(Int)
GND
RSTO1B(Ext)
RSTO1B(Int)



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