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點晶科技股份有限公司
SILICON TOUCH TECHNOLOGY INC.
DM163
8x3-CHANNEL CONSTANT CURRENT LED DRIVERS
Version: A.004
Page
9
Switching Characteristics (VDD = 3.3V, Ta = 25°C)
CHARACTERISTIC
SYMBOL
CONDITION
MIN.
TYP.
MAX.
UNIT
SOUT Rise time
tor
⎯
4
5
ns
SOUT Fall time
tof
⎯
4
5
ns
SOUT Propagation delay
(L to H)
tpLH
⎯
24
30
ns
SOUT Propagation delay
(H to L)
tpHL
VIH=VDD
VIL=GND
REXT=3K
Ω
CL=13pF
⎯
20
25
ns
IOUT Rise time
tor
⎯
15
18
ns
IOUT Fall time
tof
⎯
20
25
ns
IOUT Propagation delay
After GCK or EN_B
(L to H / OFF to ON)
tpLH
⎯
35
37
ns
IOUT Propagation delay
After GCK or EN_B
(H to L / ON to OFF)
tpHL
VIH=VDD
VIL=GND
REXT=3K
Ω
VLED=3.3V
RL=120
Ω
CL=33pF
⎯
30
35
ns
Switching Characteristics (VDD = 5.0V, Ta = 25°C)
CHARACTERISTIC
SYMBOL
CONDITION
MIN.
TYP.
MAX.
UNIT
SOUT Rise time
tor
⎯
4
5
ns
SOUT Fall time
tof
⎯
4
6
ns
SOUT Propagation delay
(L to H)
tpLH
⎯
19
25
ns
SOUT Propagation delay
(H to L)
tpHL
VIH=VDD
VIL=GND
REXT=3K
Ω
CL=13pF
⎯
17
23
ns
IOUT Rise time
tor
⎯
4
6
ns
IOUT Fall time
tof
⎯
15
18
ns
IOUT Propagation delay
After GCK or EN_B
(L to H / OFF to ON)
tpLH
⎯
26
30
ns
IOUT Propagation delay
After GCK or EN_B
(H to L / ON to OFF)
tpHL
VIH=VDD
VIL=GND
REXT=3K
Ω
VLED=5.0V
RL=120
Ω
CL=33pF
⎯
20
25
ns
Input Capacitance (Ta = 25°C)
INPUT NODE
SYMBOL
CONDITION
MIN.
TYP.
MAX.
UNIT
SIN
CSIN
⎯
⎯
3
⎯
pF
DCK
CDCK
⎯
⎯
3
⎯
pF
GCK
CGCK
⎯
⎯
3
⎯
pF
LAT_B
CLAT_B
⎯
⎯
3
⎯
pF
EN_B
CEN_B
⎯
⎯
3
⎯
pF
RST_B
CRST_B
⎯
⎯
3
⎯
pF
SELBK
CSELBK
⎯
⎯
3
⎯
pF
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