點晶科技股份有限公司
SILICON TOUCH TECHNOLOGY INC.
DM13A
Switching Characteristics (VDD = 5.0V, Ta = 25°C unless otherwise noted)
CHARACTERISTIC
SYMBOL
CONDITION
MIN.
TYP.
MAX.
UNIT
EN-to-OUT0
⎯
⎯
⎯
⎯
⎯
⎯
⎯
⎯
⎯
⎯
⎯
⎯
52
49
Propagation Delay
LAT-to-OUT0
DCK-to-DAO
EN-to-OUT0
LAT-to-OUT0
DCK-to-DAO
tpLH
(‘L’ to ‘H’)
VIH = VDD
VIL = GND
Rrext = 2.2KΩ
VL = 5.0 V
20
22
Propagation Delay
tpHL
75
ns
(‘H’ to ‘L’)
19.5
*1
Output Current Rise Time
Output Current Fall Time
tor
tof
⎯
⎯
⎯
⎯
⎯
⎯
33.5
6
CL = 13 pF
Output Delay Time (OUT(n)-to-OUT(n+1))
tod
5
Switching Characteristics (VDD = 3.3V, Ta = 25°C unless otherwise noted)
CHARACTERISTIC
SYMBOL
CONDITION
MIN.
TYP.
MAX.
UNIT
EN-to-OUT0
⎯
⎯
⎯
⎯
⎯
⎯
⎯
⎯
⎯
⎯
⎯
⎯
51
21.5
12
Propagation Delay
LAT-to-OUT0
DCK-to-DAO
EN-to-OUT0
LAT-to-OUT0
DCK-to-DAO
tpLH
(‘L’ to ‘H’)
VIH = VDD
VIL = GND
Rrext = 2.2KΩ
VL = 5.0 V
23
Propagation Delay
tpHL
49
ns
(‘H’ to ‘L’)
11.5
35
*1
Output Current Rise Time
Output Current Fall Time
tor
tof
⎯
⎯
⎯
⎯
⎯
⎯
CL = 13 pF
10
Output Delay Time (OUT(n)-to-OUT(n+1))
tod
10
*1 CL means the probe capacitance of oscilloscope.
16-bit Constant Current LED Driver
Version:A.003
Page 7
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