參數(shù)資料
型號: TLC5941RHB
廠商: Texas Instruments, Inc.
英文描述: 16-CHANNEL LED DRIVER WITH DOT CORRECTION AND GRAYSCALE PWM CONTROL
中文描述: 16-CHANNEL的LED驅(qū)動器,帶有點校正與灰度PWM控制
文件頁數(shù): 3/23頁
文件大小: 513K
代理商: TLC5941RHB
www.ti.com
RECOMMENDED OPERATING CONDITIONS
DISSIPATION RATINGS
TLC5941
SLVS589–JULY 2005
PARAMETER
TEST CONDITIONS
MIN
NOM
MAX
UNIT
DC Characteristics
V
CC
V
O
V
IH
V
IL
I
OH
I
OL
I
OLC
T
A
AC Characteristics
V
CC
= 3 V to 5.5 V, T
A
= –40
°
C to 85
°
C (unless otherwise noted)
Data shift clock
f
(SCLK)
frequency
Grayscale clock
f
(GSCLK)
frequency
t
wh0
/t
wl0
SCLK pulse duration
t
wh1
/t
wl1
GSCLK pulse duration
t
wh2
XLAT pulse duration
t
wh3
BLANK pulse duration
t
su0
t
su1
t
su2
Setup time
t
su3
t
su4
t
h0
t
h1
t
h2
Hold Time
t
h3
t
h4
Supply Voltage
Voltage applied to output (OUT0 - OUT15)
High-level input voltage
Low-level input voltage
High-level output current
Low-level output current
Constant output current
Operating free-air temperature range
3
5.5
17
V
CC
V
V
V
V
0.8 V
CC
GND
0.2 V
CC
V
CC
= 5 V at SOUT
V
CC
= 5 V at SOUT, XERR
OUT0 to OUT15
–1
mA
mA
mA
°
C
1
80
85
–40
SCLK
30
MHz
GSCLK
30
MHz
SCLK = H/L
(1)
GSCLK = H/L
(2)
XLAT = H
(3)
BLANK = H
(2)
SIN - SCLK
(3)
SCLK - XLAT
(3)
MODE - SCLK
(4)
MODE - XLAT
(4)
BLANK - GSCLK
(2)
SCLK - SIN
(3)
XLAT - SCLK
(3)
SCLK - MODE
(4)
XLAT - MODE
(4)
BLANK - GSCLK
(2)
16
16
20
20
10
10
10
10
10
10
10
10
10
10
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
(1)
(2)
(3)
(4)
See
Figure 8
See
Figure 12
See
Figure 10
See
Figure 6
POWER RATING
T
A
< 25
°
C
POWER RATING
T
A
= 70
°
C
POWER RATING
T
A
= 85
°
C
PACKAGE
DERATING FACTOR ABOVE T
A
= 25
°
C
28-pin HTSSOP with
PowerPAD
soldered
(1)
28-pin HTSSOP
without PowerPAD
soldered
32-pin QFN
(1)
28-pin PDIP
3958 mW
31.67 mW/
°
C
2533 mW
2058 mW
2026 mW
16.21 mW/
°
C
1296 mW
1053 mW
3482 mW
2456 mW
27.86 mW/
°
C
19.65 mW/
°
C
2228 mW
1572 mW
1811 mW
1277 mW
(1)
The PowerPAD is soldered to the PCB with a 2-oz. copper trace. See application report
SLMA002
for further information.
3
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