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HT67F5652 bảng dữ liệu(PDF) 128 Page - Holtek Semiconductor Inc

tên linh kiện HT67F5652
Giải thích chi tiết về linh kiện  24-Bit Delta Sigma A/D LCD Flash MCU
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nhà sản xuất  HOLTEK [Holtek Semiconductor Inc]
Trang chủ  http://www.holtek.com
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Rev. 1.00
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Rev. 1.00
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HT67F5652
24-Bit Delta Sigma A/D + LCD Flash MCU
HT67F5652
24-Bit Delta Sigma A/D + LCD Flash MCU
A/D Operation
TheA/DConverterprovidesfouroperatingmodes,whicharetheNormalmode,Powerdownmode,
SleepmodeandResetmode,controlledrespectivelybytheADOFF,ADSLPandADRSTbitsinthe
ADCR0register.Thefollowingtableillustratestheoperatingmodeselection.
LDOEN ADOFF ADSLP ADRST
Operating mode
Description
0
1
x
x
Powe� down �ode
Bandgap off� LDO off� VCM off�
PGA off� ADC off�
Te�pe�atu�e senso� off�
VRN/VRP �uffe� off�
SINC filter off
1
1
x
x
Powe� down �ode
Bandgap on� LDO on� VCM on�
PGA off� ADC off�
Te�pe�atu�e senso� off�
VRN/VRP �uffe� off�
SINC filter off
0
0
1
x
Sleep �ode
(Exte�nal voltage �ust �e
supplied on LDO output
pin)
Bandgap on� LDO off� VCM on�
PGA on� ADC off�
Te�pe�atu�e senso� off�
VRN/VRP �uffe� off�
SINC filter on
0
0
0
0
No��al �ode
(Exte�nal voltage �ust �e
supplied on LDO output
pin)
Bandgap on� LDO off� VCM on�
PGA on� ADC on�
Te�pe�atu�e senso� on/off(�)�
VRN/VRP �uffe� on/off(3)�
SINC filter on
0
0
0
1
Reset �ode
(Exte�nal voltage �ust �e
supplied on LDO output
pin)
Bandgap on� LDO off� VCM on�
PGA on� ADC on�
Te�pe�atu�e senso� on/off(�)�
VRN/VRP �uffe� on/off(3)�
SINC filter Reset
1
0
1
x
Sleep �ode
Bandgap on� LDO on� VCM on�
PGA on� ADC off�
Te�pe�atu�e senso� off�
VRN/VRP �uffe� off�
SINC filter on
1
0
0
0
No��al �ode
Bandgap on� LDO on� VCM on�
PGA on� ADC on�
Te�pe�atu�e senso� on/off(�)�
VRN/VRP �uffe� on/off(3)�
SINC filter on
1
0
0
1
Reset �ode
Bandgap on� LDO on� VCM on�
PGA on� ADC on�
Te�pe�atu�e senso� on/off(�)�
VRN/VRP �uffe� on/off(3)�
SINC filter Reset
"x" unknown
Note:1.TheVCMcanbeswitchedonoroffbythebandgapbeingonoroff.
2.TheTemperaturesensorcanbeswitchedonoroffbyconfiguringtheCHSN[2:0]or
CHSP[2:0]bits.
3.TheVRNbuffercanbeswitchedonoroffbyconfiguringtheVRBUFNbitwhiletheVRP
buffercanbeswitchedonoroffbyconfiguringtheVRBUFPbit
A/D Operation Mode Selection



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