DM413 datasheet(7/18 Pages) SITI

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點晶科技股份有限公司

SILICON TOUCH TECHNOLOGY INC

新竹市科學園區展業一路9號7樓之1

9-7F-1, Prosperity RoadⅠ, Hsin-Chu, Taiwan, R.O.C.

Tel：886-3-5645656

Fax：886-3-5645626

3-CHANNEL CONSTANT CURRENT LED DRIVERS

Version:A.002

Page 6

DM413

Electrical Characteristics (VDD = 5.0 V, Ta = 25°C unless otherwise noted)

CHARACTERISTIC

SYMBOL

CONDITION

MIN.

TYP.

MAX.

UNIT

Input Voltage “H” Level

VIH

TTL/CMOS logic level

min{2.0 or

0.8VDD}

⎯

VDD

Input Voltage “L” Level

VIL

TTL/CMOS logic level

GND

⎯

max{0.8 or

0.2VDD}

Output Leakage Current

IOL

VOH = 17 V

⎯

1.0

VOL

IOL = 10 mA

⎯

0.2

Output Voltage (S-OUT)

VOH

IOH= -1.5 mA

VDD-0.2

⎯

Output Current Skew

(Channel-to-Channel)

IOL1

⎯

±0.5

±1

Output Current Skew

(Chip-to-Chip)

IOL2

VOUT = 1.0 V

REX = 120

4.5

5.5

Output Voltage Regulation

% / VOUT

REX = 120

VOUT = 1 V ~ 3 V

⎯

0.1

0.5

Supply Voltage Regulation

% / VDD

REX = 120

⎯

% / V

IDD(analog)

VOUT = 1.0 V

REX = 6

all outputs turn on

⎯

1.9

⎯

Supply Current

IDD(digital)

CKI = 20MHz

⎯

1.6

⎯

*1 Channel-to-channel skew is defined as the ratio between (any Iout – average Iout) and average Iout, where average

Iout = (Imax + Imin) / 2.

*2 Chip-to-Chip skew is defined as the range into which any output current of any IC falls.

*3 IO excluded.

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