APA102/LC8822 blue digital led chip
Feature
CMOS process,low voltage ,low consumption
Synchronization of two-lane
Choose positive output or negative blue color LED output
8 bit(256 level) color set ,5bit(32 level) brightness adjustment
Build-20ma constant current output
With self-detection signal build in support for continuous oscillation PWM
output ,can be maintained static screen
Application
LED lamp
LED Strip ,led pixel module
LED billboard LED screen
PRODUCT SPECIFICATIONS
|
Color
|
MCD
|
Refresh rate
|
Voltage
|
|
Blue Color
|
B:360-500mcd
|
400 cycle
|
DC5V
|
|
Power
Consumption
|
Weight
(g)
|
Angle
|
Dimensions
(mm)
L*W*H
|
Operating
Temperature
|
|
0.2W
|
1
|
160
|
5x5x1.4
|
-40-70℃
|
|
MAX:1W)
|
1
|
160
|
5x5x1.4
|
-40-70℃
|
（PIN Description）
|
NO.
|
PIN NAME
|
I/O
|
FUNCTION
|
|
1
|
VDD
|
P
|
Power is terminal
|
|
2
|
VREG
|
O
|
4.5V regulator output
|
|
3
|
CKO
|
O
|
Series with the output clock signal
|
|
4
|
SDO
|
O
|
Series with the output data
|
|
5
|
VEN
|
I
|
Self-test function selection
|
|
6
|
CSEL
|
I
|
Invert the clock signal cascade
|
|
7
|
POLAR
|
I
|
Positive and negative output options
|
|
8
|
OSCI
|
I
|
Oscillator input
|
|
9
|
SDI
|
I
|
Series with the input data
|
|
10
|
CKI
|
I
|
Series with the input clock signal
|
|
11
|
REXT
|
I
|
Constant current source to adjust side
|
|
12
|
VSS
|
P
|
Power supply negative terminal
|
|
B
|
O
|
BLUE LED output
|
|
|
|
|
|
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