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LP3950SL/NOPB Datasheet(PDF) 32 Page - Texas Instruments

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Part # LP3950SL/NOPB
Description  Color LED Driver with Audio Synchronizer
PDF  38 Pages
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Manufacturer  TI1 [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI1 - Texas Instruments

LP3950SL/NOPB Datasheet(HTML) 32 Page - Texas Instruments

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LP3950
SNVS331C – NOVEMBER 2004 – REVISED APRIL 2013
www.ti.com
Table 8. LP3950 Control Register Names and Default Values
ADDR
SETUP
D7
D6
D5
D4
D3
D2
D1
D0
(HEX)
00
RGB
RGB PWM
RGB
RSW1
GSW1
BSW1
RSW2
GSW2
BSW2
CONTROL
0
START
0
0
0
0
0
0
0
01
RED
RON[3]
RON[2]
RON[1]
RON[0]
ROFF[3]
ROFF[2]
ROFF[1]
ROFF[0]
ON/OFF
0
0
0
0
0
0
0
0
02
GREEN
GON[3]
GON[2]
GON[1]
GON[0]
GOFF[3]
GOFF[2]
GOFF[1]
GOFF[0]
ON/OFF
0
0
0
0
0
0
0
0
03
BLUE
BON[3]
BON[2]
BON[1]
BON[0]
BOFF[3]
BOFF[2]
BOFF[1]
BOFF[0]
ON/OFF
0
0
0
0
0
0
0
0
04
RED
RSLOPE[3]
RSLOPE[2]
RSLOPE[1]
RSLOPE[0]
RDUTY[3]
RDUTY[2]
RDUTY[1]
RDUTY[0]
SLOPE &
0
0
0
0
0
0
0
0
DUTY
CYCLE
05
GREEN
GSLOPE[3]
GSLOPE[2]
GSLOPE[1]
GSLOPE[0]
GDUTY[3]
GDUTY[2]
GDUTY[1]
GDUTY[0]
SLOPE &
0
0
0
0
0
0
0
0
DUTY
CYCLE
06
BLUE
BSLOPE[3]
BSLOPE[2]
BSLOPE[1]
BSLOPE[0]
BDUTY[3]
BDUTY[2]
BDUTY[1]
BDUTY[0]
SLOPE &
0
0
0
0
0
0
0
0
DUTY
CYCLE
07
CYCLE
CYCLE[1]
CYCLE[0]
R1_PWM
G1_PWM
B1_PWM
R2_PWM
G2_PWM
B2_PWM
PWM
0
0
0
0
0
0
0
0
0B
ENABLES
CYCLE[2]
NSTBY
EN_BOOST
EN_FLASH
AUTOLOAD RGB_SEL[1 RGB_SEL[0
0
0
0
0
_EN
]
]
1
1
1
0C
BOOST
FREQ_SEL[ FREQ_SEL[ FREQ_SEL[
FREQUEN
2]
1]
0]
CY
1
1
1
0D
BOOST
BOOST[7]
BOOST[6]
BOOST[5]
BOOST[4]
BOOST[3]
BOOST[2]
BOOST[1]
BOOST[0]
OUTPUT
0
0
1
1
1
1
1
1
VOLTAGE
2A
AUDIO
GAIN_SEL[2]
GAIN_SEL[
GAIN_SEL[
SYNC_MO
EN_AGC
EN_SYNC
INPUT_SEL INPUT_SEL
SYNC
1
1]
0]
DE
1
0
[0]
[0]
CONTROL
0
1
0
1
0
1
2B
AUDIO
MODE_CT
MODE_CT
SPEED_CT
SPEED_CT
SYNC
RL[1]
RL[0]
RL[1]
RL[0]
CONTROL
0
1
0
1
2
32
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