點晶科技股份有限公司
SILICON TOUCH TECHNOLOGY INC.
DM134B、DM135B
Maximum Ratings (Ta = 25°C, Tj(max) = 150°C)
CHARACTERISTIC
Supply Voltage
Input Voltage
Output Current
Output Voltage
Clock Frequency
GND Terminal Current
SYMBOL
VDD
VIN
IOUT
VOUT
fCLK
IGND
Power Dissipation
(On 4-layer PCB)
PD
Thermal Resistance
(On 4-layer PCB)
Operating Temperature
Storage Temperature
Rth(j-a)
Topr
Tstg
RATING
0 ~ 7.0
-0.4 ~ VDD+0.4
90 ( DM134B )
60 ( DM135B )
-0.3 ~ 17
25
1440 ( DM134B )
960 ( DM135B )
2.5 (DIP-24 : Ta=25°C)
1.58 (SOP-24 : Ta=25°C)
1.39 (SSOP-24 : Ta=25°C)
3.08 (QFN-32 : Ta=25°C)
50.0 (DIP-24)
79.2 (SOP-24)
90.2 (SSOP-24)
40.6 (QFN-32)
-40 ~ 85
-55 ~ 150
Recommended Operating Condition
UNIT
V
V
mA
V
MHz
mA
W
°C/W
°C
°C
CHARACTERISTIC SYMBOL
Supply Voltage
VDD
Output Voltage
VOUT
Operating temperature
TOPR
IOH
Output Current
IOL
VIH
Input Voltage
VIL
LATCH Pulse Width
tw LAT
CLOCK Pulse Width
tw CLK
Set-up Time for DATA tsetup(D)
Hold Time for DATA thold(D)
Set-up Time for LATCH tsetup(L)
Clock Frequency
fCLK
CONDITION
⎯
⎯
⎯
SERIAL-OUT
SERIAL-OUT
⎯
⎯
VDD = 3.0 ~ 5.5 V
Cascade operation
MIN.
3.0
⎯
-40
⎯
⎯
0.7VDD
-0.3
15
15
10
5
15
⎯
TYP.
5.0
⎯
⎯
⎯
⎯
⎯
⎯
⎯
⎯
⎯
⎯
⎯
⎯
MAX.
5.5
17
85
1.0
-1.0
VDD+0.3
0.3VDD
⎯
⎯
⎯
⎯
⎯
25
UNIT
V
V
℃
mA
V
ns
ns
ns
ns
ns
MHz
16-Bit Constant Current LED Drivers
-5-
Version:A.006