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SM16705 Datasheet, PDF (7/15 Pages) SamHop Microelectronics Corp. – 8-BIT CONSTANT CURRENT LED DRIVER | |||
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SAMHOP Microelectronics Corp.
8-BIT CONSTANT CURRENT LED DRIVER
ELECTRICAL CHARACTERISTICS (VDD = 5.0V, Ta = 25oC unless otherwise noted)
Characteristic
Input
Voltage
"H" Level
"L" Level
Output Leakage Current
Symbol
Condition
VIH
ï¼
VIL
ï¼
IOUT
VOH = 15.0V
Min. Typ. Max. Unit
0.7
VDD
ï¼
VDD
V
GND
ï¼
0.3
VDD
ï¼
ï¼
10 µA
Output
Voltage
SERIAL-OUT
Output Current 1
Current Skew
VOL
IOL = 1.0mA
VOH
IOH = -1.0mA
IOUT1
IOUT2
VCE = 0.7V
VCE = 0.4V
REXT = 470â¦
(Include skew)
â³ IOUT1
IOUT = 40mA
VCE = 0.4V
REXT = 470â¦
ï¼
ï¼
0.4
V
4.6
ï¼
ï¼
34.1 40.0 45.9
mA
33.7 39.5 45.3
ï¼ Â±1.5 ±4.0 %
Output Current 2
Current Skew
Supply Voltage Regulation
IOUT3
VCE = 0.7V
REXT = 240â¦
â³ IoUT3
IOUT = 75mA
VCE = 0.7V
REXT = 240â¦
% / VDD REXT = 470â¦, Ta = -40 ~ 85oC
66.3 78.0 89.7 mA
ï¼ Â±1.5 ±4.0 %
ï¼
2.5 5.0 % / V
Pull-Up Resistor
Pull-Down Resistor
Supply
Current
"OFF"
"ON"
RIN (up)
ï¼
RIN (down)
ï¼
IDD (off) 1 REXT =OPEN, OUT0 ~ 7 = off
IDD (off) 2 REXT =470â¦, OUT0 ~ 7 = off
IDD (off) 3 REXT =240â¦, OUT0 ~ 7 = off
IDD (on) 1 REXT =470â¦, OUT0 ~ 7 = on
IDD (on) 2 REXT =240â¦, OUT0 ~ 7 = on
150 300 600 Kâ¦
100 200 400 Kâ¦
ï¼
1.0 1.5
3.5 5.0 8.0
6.5 8.0 15.0 mA
6.0 7.0 18.0
10.0 13.0 28.0
Page 7
V.2.10
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