HT45R2K-C_15 datasheet(83/105 Pages) HOLTEK

номер детали	HT45R2K-C

подробное описание детали	Dual Slope 16K/8K/4K ASSP MCU for Body Fat Scale

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Rev. 1.40

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Rev. 1.40

83

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HT45R2K-C/-B/-A

Dual Slope 16K/8K/4K ASSP MCU for Body Fat Scale

HT45R2K-C/-B/-A

Dual Slope 16K/8K/4K ASSP MCU for Body Fat Scale

Body Fat Measurement Function

Thebodyfatcircuitconsistsofasinewavegenerator,anamplifierandafilter.Thecircuithasbeen

designedformaximumflexibilityandhasahighdegreeoffunctionalintegrationtoimplementa

bodyfatmeasurementfunction.

Sine Wave Generator

Thesinewavegeneratorconsistsofafrequencydivider,counter,RAM,10-bitDACandOP0.

Thecircuitcangenerateasinewaveoutputwithafrequencyrangeof5kHz~50kHzusinga32×9

bitRAMforthesinewavepatternsimulation.ThefrequencydividerwillmultiplybyDN/Mto

generateaclockforthecounter.Thefollowingpointsmustbenotedtounderstandhowthesine

waveisgenerated:

• Systemclock/M=sinewavefrequency

• Systemclock×(DN/M)=thecountrateofthecounter

• MmustbeamultipleofNand8.

• M=N×DN

• DNR=DN/2

• DN:sinewavecycledatanumericalvalue(DN<=64)

• DNR:thedatanumericalvalueofthe1/2sinewavecyclestoredinRAM(DNR<=32)

Refertothefollowingtableandfigureformoredetails.

System Frequency

4�Hz

8�Hz

1��Hz

Sine Wave

Frequency (kHz)

�0

�

�0

�

�0

�

M

80

800

160

1600

�40

�400

N

�

16

4

��

4

40

DN

40

�0

40

64

60

DNR

�0

��

�0

3�

30

P0

P1

P2

-512

511

0

PDNR-1

PDNR-2

. .

.

PDNR-3

Аналогичный номер детали - HT45R2K-C_15

производитель	номер детали	датащи	подробное описание детали
Holtek Semiconductor In...	HT45R2K-C	1Mb / 105P	Dual Slope 16K/8K/4K ASSP MCU for Body Fat Scale

More results

Аналогичное описание - HT45R2K-C_15

производитель	номер детали	датащи	подробное описание детали
Holtek Semiconductor In...	HT45R2K-C	1Mb / 105P	Dual Slope 16K/8K/4K ASSP MCU for Body Fat Scale
	HT45F77	7Mb / 203P	Body Fat Scale Flash MCU
	HT45F75	8Mb / 190P	Body Fat Scale Flash MCU
	BH66F2650	8Mb / 223P	Body Fat Measurment Flash MCU
Cypress Semiconductor	CYDC256B16	610Kb / 26P	1.8V 4k/8k/16k x 16 and 8k/16k x 8 ConsuMoBL Dual-Port Static RAM
	CYDM256A16	499Kb / 25P	1.8V 4K/8K/16K x 16 and 8K/16K x 8 MoBL짰 Dual-Port Static RAM
	CYDM064B16	571Kb / 24P	1.8V 4K/8K/16K x 16 and 8K/16K x 8 MoBL Dual-Port Static RAM
	CYDM064B16	548Kb / 24P	1.8V 4K/8K/16K x 16 and 8K/16K x 8 MoBL짰 Dual-Port Static RAM
Catalyst Semiconductor	CAT24WC03	43Kb / 8P	2K/4K/8K/16K-Bit Serial E2PROM
Cypress Semiconductor	CYDM256B16	889Kb / 25P	1.8V 4K/8K/16K x 16 MoBL짰 Dual-Port Static RAM

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Аналогичный номер детали - HT45R2K-C_15

Аналогичное описание - HT45R2K-C_15

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