TLC5948A Datasheet, PDF (11/50 Pages) Texas Instruments – 16-Channel, 16-Bit, ES-PWM, Full Self-Diagnosis LED Driver

TLC5948A
www.ti.com
SBVS192 – MARCH 2012
SIN
DC0
8A
DC0
7A
DC0
6A
DC0
5A
DC0
4A
DC0
3A
DC0
2A
DC0
1A
t_SU0
t_H0
t_WH0
DC0
0A
High _NV⁽¹⁾ NV NV
t_SU1
SCLK
249 250 251 252 253 254 255 256 257
t_WL0
t_H1 t_WH1
1234
LAT
DC0
2B
DC0
1B
DC0
0B
255 256 257
BLANK Bit
In First Control Data Latch
(Internal)
Data = 0
Data = 1
BC and DC Data
In First Control Data Latch
(Internal)
SOUT
OFF
OUT0, 7, 8, 15
ON
Old Data
DC0
7A
t_D0
DC0 DC0
6A
5A
DC0
4A
DC0
3A
DC0
2A
DC0 DC0
1A
0A
(VOUTnH)
(VOUTnL)
t_R0/t_F0
New Data (DCn-nA)
(DCn-nB)
High
t_D1
NV
NV
NV
NV
DC0
2A
DC0
1A
DC0
0A
OUTn is turned off when the BLANk bit is ‘1’.
High
OFF
OUT0, 7, 8, 15
ON
t_D2
OFF
OUT1, 6, 9, 14
ON
t_D3
OFF
OUT2, 5, 10, 13
ON
t_D4
OFF
OUT3, 4, 11, 12
ON
t_D5
(1) NV = Not valid; these data are not used for any function.
Figure 11. Control Data Write Timing
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