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SILICON TOUCH TECHNOLOGY INC

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3-CHANNEL CONSTANT CURRENT LED DRIVERS

Version:A.003

Page 5

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CHARACTERISTIC

SYMBOL

RATING

UNIT

Supply Voltage

VCC

-0.3 ~ 7.0

V

Input Voltage

VIN

-0.3 ~ VCC+0.3

V

Output Current

IOUT

200

mA

Output Voltage

VOUT

-0.3 ~ 17

V

Input Clock Frequency

FCKI

20

MHz

GND Terminal Current

IGND

610

mA

Power Dissipation

PD

0.77 (QFN16 exposed pad: Ta=25

°C)

0.82 ( SSOP16 : Ta=25

°C)

1.4 ( SOP16 exposed pad: Ta=25

°C)

2.1 ( TSSOP16 exposed pad: Ta=25

°C)

W

Thermal Resistance

Rth(j-a)

150 (QFN16)

140.2 ( SSOP16 )

81.2 ( SOP16 exposed pad)

55 ( TSSOP16 exposed pad)

°C/W

Operating Temperature

Top

-40 ~ 85

°C

Storage Temperature

Tstg

-55 ~ 150

°C

Recommended Operating Condition

CHARACTERISTIC

SYMBOL

CONDITION

MIN.

TYP.

MAX.

UNIT

Supply Voltage

VCC

⎯

4

5.0

5.5

V

Output Voltage

VOUT

Driver On

*1

1.0

⎯

10

Output Voltage

VOUT

Driver Off

*2

⎯

⎯

17

V

IO

OUT (R, G , B)

5

⎯

200

*3

IOH

⎯

⎯

1.2

Output Current

IOL

SERIAL-OUT

⎯

⎯

1.5

mA

VIH

0.8VCC

⎯

VCC

Input Voltage

VIL

VCC = 4 V ~ 5.5V

0.0

⎯

0.2VCC

V

Single Chip Operation

20M

Cascade Operation

(SDO=

20M

Input Clock Frequency

FCKI

Cascade Operation

(SDO=

DC

⎯

10M

Hz

STI Pulse Width

tw STI

20

⎯

⎯

CKI Pulse Width

tw CLK

20

⎯

⎯

Set-up Time for DAI

tsetup(D)

15

⎯

⎯

Hold Time for DAI

thold(D)

15

⎯

⎯

Set-up Time for STI

tsetup(L)

15

⎯

⎯

ns

Set-up Time for Internal Strobe

tsetup(istb)

1

⎯

⎯

us

Internal Oscillator Frequency

FOSC

VCC = 4 V ~ 5.5V

14

17.5

21

MHz