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LP3952RL/NOPB Datasheet(PDF) 15 Page - Texas Instruments

Part # LP3952RL/NOPB
Description  6-Channel Color LED Driver with Audio Synchronization
PDF  46 Pages
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Manufacturer  TI1 [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI1 - Texas Instruments

LP3952RL/NOPB Datasheet(HTML) 15 Page - Texas Instruments

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100
0
R[2:0], G[2:0], B[2:0]
000
111
001
010
011
101
110
100
80
60
40
20
LOG=0
LOG=1
LP3952
www.ti.com
SNVS518A – JULY 2007 – REVISED MARCH 2013
COLOR INTENSITY CONTROL (1.65V
≤ VDDIO ≤ VDD1,2V) (unless otherwise noted)
Each color has 3-bit intensity level. Level control is logarithmic, 2 curves are selectable. The LOG bit in register
11H defines the curve used as seen in the following table.
CURRENT
R[2:0], G[2:0],
[% × IMAX(COLOR)]
B[2:0]
LOG=0
LOG=1
000
0
0
001
7
1
010
14
2
011
21
4
100
32
10
101
46
21
110
71
46
111
100
100
COMMAND EXECUTION TIME (CET) AND TRANSITION TIME (TT) (1.65V
≤ VDDIO ≤ VDD1,2V) (unless
otherwise noted)
The command execution time CET is the duration of one single command. Command execution times are
defined as follows, when RT=82kΩ:
CET [3:0]
CET duration, ms
0000
197
0001
393
0010
590
0011
786
0100
983
0101
1180
0110
1376
0111
1573
1000
1769
1001
1966
1010
2163
1011
2359
1100
2556
1101
2753
1110
2949
1111
3146
Copyright © 2007–2013, Texas Instruments Incorporated
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Product Folder Links: LP3952



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