TLC5925 Datasheet, PDF (4/22 Pages) Texas Instruments – LOW-POWER 16-CHANNEL CONSTANT-CURRENT LED SINK DRIVER

TLC5925
SLVS765 – OCTOBER 2008 .............................................................................................................................................................................................. www.ti.com
Timing Diagram
CLK
0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
OE 1
LE ₀
SDI
off
OUT0
on
off
OUT1
on
off
OUT2
on
off
OUT3
on
OUT15
SDO
CLK
LE
↑
H
↑
L
↑
H
↓
X
↓
X
off
on
Don't care
Figure 1. Timing Diagram
Truth Table in Normal Operation
OE
SDI
OUT0...OUT15...OUT15
L
Dn
Dn...Dn – 7...Dn – 15
L
Dn + 1
No change
L
Dn + 2
Dn + 2...Dn – 5...Dn – 13
L
Dn + 3
Dn + 2...Dn – 5...Dn – 13
H
Dn + 3
off
SDO
Dn – 15
Dn – 14
Dn – 13
Dn – 13
Dn – 13
4
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