HT16525 データシートの表示（PDF） - Holtek Semiconductor

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HT16525

5x8 Dot Character VFD Controller & Driver

Holtek Semiconductor 

HT16525

D.C. Characteristics

VH=50V, VSS=0V, Ta=-40°C ~ 85°C

Symbol

Parameter

Test Condition

VDD

Condition

Min. Typ. Max. Unit

VDD

Logic Supply Voltage

—

—

2.7

5.0

5.5

V

VH

VFD Supply Voltage

—

—

20

—

60

V

5V fOSC=2MHz, no load, Duty=15/16, —

—

2

IDD1

VDD Operating Current

Digit=1 to 24, All output lights

3V

ON, MCU no write data or

command, P2 and P1=high

—

—

mA

1

5V fOSC=2MHz, no load, Duty=15/16, —

—

2

IDD2

VDD Operating Current

Digit=1 to 24, Stop scan, MCU

3V

no write data or command, P2

and P1=high

—

—

mA

1

5V

ISTB

VDD Standby Current

Standby mode

3V

—

2

—

μA

—

2

—

fOSC=2MHz, no load, Duty=15/16,

IH1

VH Operating Current

—

Digit=1 to 24, All output lights

ON, MCU no write data or

—

—

1

mA

command, P2 and P1=high

fOSC=2MHz, no load, Duty=15/16,

IH2

VH Operating Current

—

Digit=1 to 24, Stop scan, MCU

no write data or command, P2

—

—

20

μA

and P1=high

IH_STB

VIH

VH Standby Current

High Level Input Voltage

— Standby mode

5V

CS, SCK, SI, RST

3V

—

—

20

μA

0.8VDD —

—

V

5V

VIL

Low Level Input Voltage

CS, SCK, SI, RST

3V

—

—

0.2VDD

V

5V

IIH

High Level Input Current 3V VIH=VDD, CS, SCK, SI, RST

—

—

1

μA

5V

IIL

Low Level Input Current

3V VIL=0V, CS, SCK, SI, RST

-1

—

—

μA

VOH1

5V

3V G1~G24, IOH1=-15mA

45

—

—

V

VOH2

VOH3

5V

3V AD1, AD2, IOH2=-7mA

High Level Output Voltage

5V

3V S1~S40, IOH3=-1mA

46

—

—

V

46

—

—

V

VOH4

VOL1

5V

P1, P2

3V

IOH4=-2mA

0.9VDD —

—

V

IOH4=-1mA

0.9VDD —

—

5V

3V G1~G24, IOL1=1mA

—

—

5

V

5V

VOL2

3V AD1, AD2, IOL2=1mA

Low Level Output Voltage

5V

VOL3

3V S1~S40, IOL3=1mA

—

—

5

V

—

—

5

V

VOL4

RPD

Pull Down Resistor

5V

P1, P2

3V

5V

TEST Pin

3V

IOL4=20mA

IOL4=10mA

—

—

1

V

—

—

1

—

50

100

kW

—

100 200

kW

Rev. 1.00

5

January 18, 2012

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