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參數(shù)資料
| 型號(hào)： | MBI5170CD |
| 廠商： | Electronic Theatre Controls, Inc. |
| 英文描述： | 8-Bit Constant Current LED Sink Driver with Gain Control |
| 中文描述： | 8位恒流增益控制LED驅(qū)動(dòng)器 |
| 文件頁(yè)數(shù)： | 8/24頁(yè) |
| 文件大?。?/td> | 400K |
| 代理商： | MBI5170CD |
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MBI5170 8-Bit Constant Current LED Sink Driver with Gain Control
August 2004, VA.00
- 8 -
Rec ommended Operating Conditions
Characteristics
Symbol
Condition
Min.
Typ.
Max.
Unit
Supply Voltage
V
DD
-
4.5
5.0
5.5
V
Output Voltage
V
DS
OUT0~
7
OUT
-
-
17.0
V
I
OUT
OUT0~
CM*=1, V
DD
=5V
OUT0~
OUT ,
CM*=0, V
DD
=5V
SDO
7
OUT ,
10
-
120
mA
I
OUT
7
5
-
40
mA
I
OH
-
-
-1.0
mA
Output Current
I
OL
SDO
-
-
1.0
mA
V
IH
CLK, OE /SW,
LE/MOD/CA, and SDI
0.7V
DD
-
V
DD
+0.3
V
Input Voltage
V
IL
CLK, OE /SW,
LE/MOD/CA, and SDI
-0.3
-
0.3V
DD
V
CLK Pulse Width
t
w(CLK)
20
-
-
ns
Setup Time for SDI
t
su(D)
t
h(D)
t
w(L)
5
-
-
ns
Hold Time for SDI
LE/MOD/CA Pulse Width
10
-
-
ns
-
20
-
-
ns
Setup Time for LE/MOD/CA
t
su(L)
t
h(L)
t
su(MOD)
t
h(MOD)
5
-
-
ns
Hold Time for LE/MOD/CA
For data strobe in both
Normal Mode and
Current Adjust Mode
10
-
-
ns
Setup Time for LE/MOD/CA
5
-
-
ns
Hold Time for LE/MOD/CA
In Mode Switching
10
-
-
ns
t
w(SW)
To trigger Mode
Switching
I
out
< 60mA
20
-
-
ns
t
w(OE)
200
-
-
ns
OE /SW Pulse Width
t
w(OE)
I
out
= 60~100mA
400
-
-
ns
Setup Time for OE /SW
t
su(SW)
t
h(SW)
5
-
-
ns
Hold Time for OE /SW
To trigger Mode
Switching
10
-
-
ns
Clock Frequency
F
CLK
Cascade Operation
(V
DD
= 5.0V)
-
-
25.0
MHz
* CM is one bit in configuration code and called as
“
Current Multiplier.
”
It would affect the ratio of I
OUT
to I
rext
. The
detail information could be found in the section
Operation Principle
.
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