TLC59291_16 Datasheet, PDF (20/46 Pages) Texas Instruments – 8/16-Channel, Constant Current LED Driver

TLC59291
SLVSA96A – SEPTEMBER 2015 – REVISED MARCH 2016
Timing Diagrams (continued)
SIN
DATA DATA DATA DATA DATA DATA
0A 15B 14B 13B 12B 11B
DATA DATA DATA DATA
3B 2B 1B 0B
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DATA DATA DATA DATA DATA DATA
15C 14C 13C 12C 11C 10C
SCLK
LAT
1
23
4
5
13 14 15 16
t_H2
1
23
4
5
6
Shift register
LSB Data ^DATA
(Internal) ^0A
SID
0A
DATA DATA DATA DATA
16B 15B 14B 13B
1
Shift register
LSB +1 Data ^DATA
(Internal) ^1A
SID
1A
SID DATA DATA DATA
0A 16B 15B 14B
1
Shift register
MSB -1 Data ^{DATA SID}
(Internal) ^{15A 15A}
SID DATA DATA DATA
14A 13A 12A 11A
Shift register
MSB Data
(Internal)
Output Oo-off
data
(Internal)
DATA
16A
0
SID SID SID SID
15A 14A 13A 12A
DATA15A-0A
Function control
Latch Data
(Internal)
DATA DATA DATA
3B 2B 1B
DATA DATA DATA
4B 3B 2B
SID SID DATA
1A 0A 16B
1
SID SID SID
2A 1A 0A
DATA
0B
DATA
1B
DATA
15B
DATA DATA DATA DATA DATA
16C 15C 14C 13C 12C
0
DATA DATA DATA DATA DATA
0B 16C 15C 14C 13C
0
DATA DATA DATA DATA DATA
14B 13B 12B 11B 10B
DATA
16B
1
DATA DATA DATA DATA DATA
15B 14B 13B 12B 11B
DATA15A-0A
Old function control data
DATA15B-0B
SOUT
DATA
16A
Low
SID SID SID SID
15A 14A 13A 12A
SID SID SID
2A 1A 0A
DATA
16B
High
DATA DATA DATA DATA DATA
15B 14B 13B 12B 11B
Figure 13. Function Control Data Write Timing
20
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