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HT45F5Q Datasheet(PDF) 85 Page - Holtek Semiconductor Inc

Part # HT45F5Q
Description  Charger Flash MCU
PDF  114 Pages
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Manufacturer  HOLTEK [Holtek Semiconductor Inc]
Direct Link  http://www.holtek.com
Logo HOLTEK - Holtek Semiconductor Inc

HT45F5Q Datasheet(HTML) 85 Page - Holtek Semiconductor Inc

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Rev. 1.10
84
De�e��e� 1�� �01�
Rev. 1.10
85
De�e��e� 1�� �01�
HT45F5Q
Charger Flash MCU
HT45F5Q
Charger Flash MCU
SENSW Register
Bit
7
6
5
4
3
2
1
0
Na�e
—
—
MUXS5
MUXS4
MUXS�
MUXS�
MUXS1
MUXS0
R/W
—
—
R/W
R/W
R/W
R/W
R/W
R/W
POR
—
—
0
1
0
1
0
1
Bit7~6
Unimplemented,readas“0”
Bit5~0
MUXS5~MUXS0:MUXchannelselection
010101:CH0(SwitchtoVsensepininput)
101010:CH1(SwitchtoOPA0input)
Othervalues:Keepthecurrentswitchstateunchanged.
Forexample,whentheMUX[5:0]=101010,switchtoCH1,butwhenMUX[5:0]are
changedto111111,switchstate,CH1,isunchanged,tillwhentheMUX[5:0]issetto
010101,switchstatewillbechangedtoCH0.
Operational Amplifier 0
Thebatterychargemodulecontainsanoperationalamplifier0,whichonlyplaysaroleintheBattery
chargingconstantcurrentmode.
VDD=5V
�V(OVP)
0.1V
Isense
VM
S0
S1
S�
9R
R
OPA0
CH1
CH0
A0FM
A0X
A0VOS Register
Bit
7
6
5
4
3
2
1
0
Na�e
A0FM
A0RSP
A0X
A0OF4
A0OF�
A0OF�
A0OF1
A0OF0
R/W
R/W
R/W
R
R/W
R/W
R/W
R/W
R/W
POR
0
0
0
0
0
0
0
0
Bit7
A0FM:Operationalamplifiermodeoroffsetcalibrationmode
0:Operationalamplifiermode(S1offandS2on)
1:Offsetcalibrationmode(S1onandS2off)
Bit6
A0RSP:Operationalamplifierinputvoltageselectionbit
0:InputvoltagecomesfromIsensepin
1:InputvoltagecomesfrominternalVMreferencevoltage
Bit5
A0X:Operationalamplifieroutput;positivelogic.Thisbitisreadonly.
Bit4~0
A0OF4~A0OF0:Operationalamplifieroffsetcalibrationdatabits



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