點晶科技股份有限公司
SILICON TOUCH TECHNOLOGY INC.
DM11A
Electrical Characteristics (VDD = 5.0 V, Ta = 25°C unless otherwise noted)
CHARACTERISTIC
Input Voltage “H” Level
Input Voltage “L” Level
SYMBOL
CONDITION
CMOS logic level
CMOS logics2 level
MIN.
0.8VDD
GND
TYP.
MAX.
VDD
UNIT
V
VIH
⎯
VIL
⎯
0.2VDD
Output Leakage Current
Output Voltage (DAO)
Output Current Skew
IOL
VOL
VOH
VOH = 17 V
IOL = 1.5 mA
IOH= 1.4 mA
⎯
⎯
⎯
⎯
⎯
±1.0
0.2
⎯
uA
V
%
%
VDD-0.2
IOL1
IOL2
⎯
⎯
±3
±6
*1
(Channel-to-Channel)
VOUT = 1.0 V
Rrext = 2.2KΩ
Output Current Skew
*2
(Chip-to-Chip)
Rrext = 2.2KΩ
VOUT = 1 V ~ 3 V
Output Voltage Regulation
Supply Voltage Regulation
% / VOUT
% / VDD
⎯
⎯
±0.1
±1
±0.5
±4
% / V
Rrext = 2.2 KΩ
power on
I
I
I
I
I
all pins are open
unless VDD and GND
2
4
4
8
8
3
5
5
9
9
4
6
DD(off)
DD(off)
DD(on)
DD(off)
DD(on)
input signal is static
Rrext = 2.9 KΩ
all outputs turn off
input signal is static
Rrext = 2.9 KΩ
all outputs turn on
*3
mA
6
Supply Current
input signal is static
Rrext = 1.05K Ω
all outputs turn off
10
10
input signal is static
Rrext = 1.05K Ω
all outputs turn on
*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.
8-bit Constant Current LED Driver
Version:A.003
Page 6
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