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TLC5944PWPR Datasheet(PDF) 12 Page - Texas Instruments

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Part # TLC5944PWPR
Description  16-Channel, 12-Bit PWM LED Driver with 6-Bit Dot Correction and Pre-Charge FET
PDF  36 Pages
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Manufacturer  TI [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI - Texas Instruments

TLC5944PWPR Datasheet(HTML) 12 Page - Texas Instruments

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background image
t
/t
R0
F0
SCLK
SIN
1
2
3
4
5
1
2
3
4
5
6
7
93
94
95
96
XLAT
DCSEL
SOUT
T
WH0
T
WL0
T
WH1
T
SU0
T
H1
T
H0
f
(SCLK)
CLK
t
D0
DC15
5A
DC15
4A
DC15
3A
DC15
2A
DC15
1A
DC15
0A
DC0
3A
DC0
2A
DC0
1A
DC0
0A
DC15
5B
DC15
4B
DC15
3B
DC15
2B
DC15
1B
DC15
0B
DC14
5B
DC14
4B
Keep
Level
H
LatchedData
forDotCorrection
(Internal)
PreviousData
LatestData
T
SU4
T
H2
GS
MSB
OUTn
(Current)
(I
)
OUTn
H
t
D7
(I
)
OUTnL
(I
)
OUTn
L
(I
)
OUTnH
DC0
0A
DC15
5B
DC15
4B
DC15
3B
DC15
2B
DC15
1B
DC15
5C
DC15
4C
DC15
3C
DC15
2C
DC15
1C
DC15
0C
DC14
5C
DC0
3B
DC0
2B
DC0
1B
DC0
0B
T
SU2
SCLK
SIN
XLAT
SOUT
5
13
14
15
16
17
18
19
20
190
191
192
4
3
2
1
192
191
T
SU3
T
WH1
T
H1
SIDareenteredinGSshiftregisteratthefirstrisingedgeofSCLKwithlowlevel
ofDCSELafterXLAT.TheSIDreadoutconsistsofthesavedLODresultatthe
33rdGSCLKrisingedgeinthepreviousdisplayperiodandthesavedTEFdata
andTEF1attherisingedgeofthefirstofSCLKafterXLATgoeslow.
DCSEL
Keep
Level
L
t
D0
TheSCLKfallingedgemustbepriortotheXLATrisingedgeincaseSIDisread.
GS0
1
GS0
0
GS15
11
LOD
15
LOD
14
LOD
13
LOD
12
LOD
3
LOD
2
LOD
1
LOD
0
TEF
TEF1
GS14
5
GS0
1
GS0
0
GS15
11A
GS15
11A
GS15
10A
GS15
9A
GS15
8A
GS15
7A
GS14
9A
GS14
8A
GS14
7A
GS14
6A
GS14
5A
GS14
4A
GS14
3A
GS0
1A
GS0
0A
T
SU2
TLC5944
SBVS112 – JUNE 2008 ...................................................................................................................................................................................................... www.ti.com
Figure 15. Dot Correction Data Write Timing
Figure 16. Status Information Data Read Timing
12
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Copyright © 2008, Texas Instruments Incorporated
Product Folder Link(s): TLC5944



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