HT45B0K datasheet(3/23 Pages) HOLTEK

номер детали	HT45B0K

подробное описание детали	SPI to USB Bridge

PDF	23 Pages

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производитель	HOLTEK [Holtek Semiconductor Inc]

домашняя страница	http://www.holtek.com

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3 / 23 page

Rev 1.00

March 22, 2010

HT45B0K

SPI to USB Bridge

D.C. Characteristics

Symbol

Parameter

Test Conditions

Min.

Typ.

Max.

Unit

VDD

Conditions

VDD

Operating Voltage

―

fCLKI=6MHz or 12MHz

3.3

―

5.5

IDD

Operating Current

(SPI Enabled, USB Transceiver

and 3.3V Regulator On)

3.3V

fCLKI=6MHz, SCK= fCLKI/4

―

4.0

6.0

5.0V

―

6.5

3.3V

fCLKI=12MHz, SCK= fCLKI/4

―

4.0

7.0

5.0V

―

7.0

ISUS

Suspend Current

(SPI Enabled, USB Suspend and

3.3V Regulator On)

―

Output no load,

SUSP2=1 (bit 4 in UCC)

―

400

500

μA

ISTB

Standby Current

(SPI Disabled, USB Disabled

and 3.3V Regulator Off)

―

Output no load

―

0.1

μA

VIL1

Input Low Voltage for I/O pins

――

―

0.3×VDD

VIH1

Input High Voltage for I/O pins

――

0.7×VDD

―

VDD

VIL2

Input Low Voltage for CLKI

――

―

0.3×VDD

VIH2

Input High Voltage for CLKI

――

0.7×VDD

―

VDD

IOL

I/O pins Sink Current

3.3V

VO=0.1×VDD

4.0

―

5.0V

―

IOH

I/O pins Source Current

3.3V

VO=0.9×VDD

-4.0

-5.0

―

5.0V

-5.0

-10

―

RPH

Pull-high Resistance for

only

3.3V

―

kΩ

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