LP3952RLX National Semiconductor, LP3952RLX Datasheet - Page 36

• Manufacturer Part Number: LP3952RLX
• Manufacturer: National Semiconductor

Specifications of LP3952RLX

• Operating Supply Voltage (typ): 3.3/5V
• Number Of Segments: 6
• Operating Temperature (min): -30C
• Operating Temperature (max): 85C
• Operating Temperature Classification: Commercial
• Pin Count: 36
• Mounting: Surface Mount
• Operating Supply Voltage (min): 2.7V
• Operating Supply Voltage (max): 5.5V
• Lead Free Status / Rohs Status: Not Compliant

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EXT_PWM_CONTROL (07H) – EXTERNAL PWM CONTROL REGISTER
ENABLES (0BH) – ENABLES REGISTER
ADC_OUTPUT (0CH) – ADC DATA REGISTER
D7
r-0
D7
r-0
D7
en_autoload
rgb_sel[1:0]
en_boost
nstby
data[7:0]
nstby
rw-0
D6
D6
r-0
D6
Bits 1-0
g1_pwm
b1_pwm
g2_pwm
b2_pwm
Bit 6
Bit 5
Bit 2
r1_pwm
r2_pwm
Bits 7-0
en_boost
0 – LP3952 standby mode
1 – LP3952 active mode
0 – boost converter disabled
1 – boost converter enabled
0 – internal boost converter loader off
1 – internal boost converter loader on
r1_pwm
rw-0
rgb_sel[1:0]
D5
D5
r-0
rw-0
D5
Data register ADC (Audio input, light or temperature sensors)
00
01
10
11
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
0 – R1 PWM control disabled
1 – R1 PWM control enabled
0 – G1 PWM control disabled
1 – G1 PWM control enabled
0 – RB PWM control disabled
1 – B1 PWM control enabled
0 – R2 PWM control disabled
1 – R2 PWM control enabled
0 – G2 PWM control disabled
1 – G2 PWM control enabled
0 – B2 PWM control disabled
1 – B2 PWM control enabled
g1_pwm
D4
D4
r-0
r-0
rw-0
D4
RGB1 & RGB2
Audio sync
data[7:0]
Color LED control mode selection
RGB2
36
-
-
b1_pwm
D3
r-0
D3
r-0
rw-0
D3
Pattern generator
RGB1 & RGB2
en_autoload
r2_pwm
RGB2
RGB1
rw-1
rw-0
D2
D2
r-0
D2
-
g2_pwm
Blinking sequence
rw-0
rw-0
D1
D1
r-0
D1
rgb_sel[1:0]
RGB1
-
-
-
b2_pwm
rw-0
rw-0
D0
D0
D0
r-0