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參數(shù)資料
| 型號： | ST2221C |
| 廠商： | Electronic Theatre Controls, Inc. |
| 元件分類： | LED驅(qū)動器 |
| 英文描述： | 16 BIT CONSTANT CURRENT LED DRIVERS |
| 中文描述： | 16位恒流LED驅(qū)動 |
| 文件頁數(shù)： | 6/17頁 |
| 文件大?。?/td> | 471K |
| 代理商： | ST2221C |
ST2221C
16-Bit Constant Current LED Drivers
-
5
-
Version
：
1.01
Maximum Ratings
(Ta = 25
°
C, Tj
(max)
= 140
°
C)
CHARACTERISTIC
Supply Voltage
Input Voltage
Output Current
Output Voltage
Clock Frequency
GND Terminal Current
SYMBOL
V
DD
V
IN
I
OUT
V
OUT
f
CLK
I
GND
RATING
0 ~ 7.0
-0.4 ~ VDD+0.4
120
-0.5 ~ 9.5
25
1920
2.87 (DIP-24 : Ta=25
°
C)
1.45 (SOP-24 : Ta=25
°
C)
1.27 (SSOP-24 : Ta=25
°
C)
40.0 (DIP-24)
79.2 (SOP-24)
90.2 (SSOP-24)
-55 ~ 150
UNIT
V
V
mA
V
MHz
mA
Power Dissipation
P
D
W
Thermal Resistance
R
th(j-a)
°
C/W
Storage Temperature
T
stg
°
C
Recommended Operating Condition
CHARACTERISTIC
Supply Voltage
Output Voltage
SYMBOL
V
DD
V
OUT
I
O
I
OH
I
OL
V
IH
V
IL
tw
LAT
tw
CLK
tsetup
(D)
thold
(D)
CONDITION
OUTn
SERIAL-OUT
SERIAL-OUT
MIN.
4.5
5
0.7VDD
-0.3
15
15
20
20
15
TYP.
5.0
MAX.
5.5
9
115
1.0
-1.0
VDD+0.3
0.3VDD
25
1.37
0.69
0.61
UNIT
V
V
Output Current
mA
Input Voltage
V
LATCH Pulse Width
CLOCK Pulse Width
Set-up Time for DATA
Hold Time for DATA
Set-up Time for LATCH tsetup
(L)
Clock Frequency
ns
ns
ns
ns
ns
V
DD
= 4.5 ~ 5.5 V
f
CLK
Cascade operation
Ta = 85
°
C (DIP-24)
Ta = 85
°
C (SOP-24)
Ta = 85
°
C (SSOP-24)
MHz
Power Dissipation
P
D
W
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