DM133 datasheet(7/20 Pages) SITI

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DM133

點晶科技股份有限公司

SILICON TOUCH TECHNOLOGY INC.

16-Bit Constant Current LED Drivers

-6-

Version

：A.024

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

CHARACTERISTIC

SYMBOL

CONDITION

MIN.

TYP.

MAX.

UNIT

Input Voltage “H” Level

VIH

⎯

0.8VDD

⎯

VDD

Input Voltage “L” Level

VIL

⎯

GND

⎯

0.2VDD

Output Leakage Current

IOH

VOH = 17 V

⎯

±1.0

VOL

IOL = 1.0 mA

⎯

0.3

Output Voltage (S - OUT)

VOH

IOH = -1.0 mA

VDD-0.3

⎯

Output Current (Bit-Bit)

IOL1

VOUT = 0.4V, Rrext = 4.8K

VDD=3.3V, (1 channel on)

⎯

±4

Output Current

(Chip-Chip)

IOL2

VOUT = 0.4V, Rrext = 4.8K

VDD=3.3V, (1 channel on)

10.2

11.4

12.6

Output Voltage Regulation % / VOUT

Rrext = 4.8K

Ω,

VOUT = 1V to 3V

⎯

±0.1

±0.5

% / V

Supply Voltage Regulation % / VDD Rrext = 4.8K

⎯

±2.0

±4.0

% / V

Differential Linearity

DLE

-1.0

1.0

LSB

Thermal Alarm Detection

Temperature

T(tsd)

Junction temperature

140

150

160

℃

LED Open Detection

Voltage

V(od)

⎯

0.3

⎯

Pull-Up Resistor

RIN(up)

⎯

150

300

600

Pull-Down Resistor

RIN(down)

⎯

100

200

400

IDD(off)1

Input Signal is static,

Rrext = OPEN, OUT0~15 = off

⎯

IDD(0ff)2

Input Signal is static,

Rrext = 2.8K

Ω, OUT0~15 = off

⎯

8.5

⎯

Supply Current “OFF”

IDD(off)3

Input Signal is static,

Rrext = 1.4K

Ω, OUT0~15 = off

⎯

IDD(on)1

Input Signal is static,

Rrext = 2.8K

Ω, OUT0~15 = on

⎯

Supply Current “ON”

IDD(on)2

Input Signal is static,

Rrext = 1.4K

Ω, OUT0~15 = on

⎯

1 Bit-Bit skew of the IC is defined as the ratio between (any Iout – average Iout) and average Iout, where average

Iout = (Imax + Imin) / 2.

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

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