參數(shù)資料
型號(hào): MBI5170
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): 12/24頁(yè)
文件大?。?/td> 400K
代理商: MBI5170
MBI5170 8-Bit Constant Current LED Sink Driver with Gain Control
August 2004, VA.00
- 12 -
S witc hing Charac teristic s (V
DD
= 3.3V )
Characteristics
Symbol
Condition
Min.
Typ.
Max.
Unit
CLK -OUTn
t
pLH1
-
100
150
ns
LE/MOD/CA -OUTn
t
pLH2
-
100
150
ns
OE /SW -OUTn
CLK - SDO
t
pLH3
-
100
150
ns
Propagation Delay
Time (
L
to
H
)
t
pLH
45
55
65
ns
CLK -OUTn
t
pHL1
-
130
200
ns
LE/MOD/CA -OUTn
t
pHL2
-
130
200
ns
OE /SW -OUTn
CLK - SDO
t
pHL3
-
130
200
ns
Propagation Delay
Time (
H
to
L
)
t
pHL
t
w(CLK)
t
w(L)
45
55
65
ns
CLK
20
-
-
ns
LE/MOD/CA
20
-
-
ns
Pulse Width
OE /SW (@I
OUT
< 60mA)
t
w(OE)
200
-
-
ns
Hold Time for LE/MOD/CA
t
h(L)
t
su(L)
t
r
t
f
t
or
t
of
10
-
-
ns
Setup Time for LE/MOD/CA
5
-
-
ns
Maximum CLK Rise Time
-
-
500
ns
Maximum CLK Fall Time
-
-
500
ns
Output Rise Time of Vout (turn off)
-
120
150
ns
Output Fall Time of Vout (turn on)
Test Circuit for
Switching
Characteristics
V
DD
=3.3 V
V
DS
=0.8 V
V
IH
=V
DD
V
IL
=GND
R
ext
=372
V
L
=4.0 V
R
L
=64
C
L
=10 pF
VG = 0.992
CM = 1
-
200
400
ns
Clock Frequency
F
CLK
Cascade
Operation
-
-
12.0
MHz
OE
/SW
CLK
SDI
DD
V
EXT
-
R
GND
SDO
OUT0
.
OUT7
DD
I
OUT
I
ref
I
IL
IH,
V
V
IL
IH,
I
I
LE/MOD/CA
OE
/SW
CLK
LE/MOD/CA
SDI
DD
V
EXT
-
R
GND
SDO
OUT0
.
OUT7
DD
I
OUT
I
ref
I
L
R
C
L
L
C
L
V
IL
IH,
V
V
DD
IH
V
=
V
GND
V
IL
ns
10
=
t
=
r
Function
Generator
Logic Input
Waveform
Test Circuit for Switching
Characteristics
Test Circuit for Electrical
Characteristics
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