TLC5948ADBQR datasheet(10/50 Pages) TI1

Part #	TLC5948ADBQR

Description	16-Channel, 16-Bit, ES-PWM, Full Self-Diagnosis LED Driver

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Manufacturer	TI1 [Texas Instruments]

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Power-Save Mode

SIN

LAT

Second Grayscale

Data Latch

(Internal)

Previous On/Off Data

SCLK

1

2

3

255

256

257

1

2

3

4

5

6

¼

All Data Are '0'

Low

Power-Save Mode

Normal Mode

'1'

PSMODE Bit

In Control Data Latch

(Internal)

001b

OFF

OUT0 7 8 15

, , ,

OFF

OUT1 6 9 14

, , ,

OFF

ICC

(The Current of VCC)

More Than 100 A

m

Less Than 100 A

m

t

D6

t

D7

BLANK Bit

In Control Data Latch

(Internal)

ON or OFF

ON

OFF

OUT2 5 10 13

, ,

,

ON or OFF

ON

OUT3 4 11 12

, ,

,

First Grayscale

Data Latch

(Internal)

Previous On/Off Data

All Data Are ‘0'

ON or OFF

First and second grayscale data latches are changed

simultaneously because the BLANK bit is '1'.

TLC5948A

SBVS192 – MARCH 2012

www.ti.com

Figure 10. Power-Save Mode Timing

10

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