Sk9822 APA102 Led Chip Specification --Shenzhen witop technology Co..Ltd

Add:3/F,Building A,Jinmao Technology Park,Tangyanshan lndustrial Zone Tangkeng,Shiyan,BaoanDistrict,Shenzhen
Email:jessie@witop-tech.com

Sk9822SMD led Chip SPECIFICATION

1. Product Overview :

SK9822 is a two-wire transmission channel three (RGB) driving intelligent control circuit and the light
emitting circuit in one of the LED light source control. Products containing a signal decoding module,
data buffer, a built-in constant current circuit and RC oscillator; CMOS, low voltage, low power
consumption; 256 level grayscale PWM adjustment and 32 brightness adjustment; use the double
output, Data and synchronization of the CLK signal, connected in series each wafer output action
synchronization.

2. Main Application Field:

1. Full color LED string light, LED full color module, LED super hard and soft lights, LED guardrail tube,
LED appearance / scene lighting
2.  LED point light, LED pixel screen, LED shaped screen, a variety of electronic products, electrical
equipment etc..
3. Description:
4. Top SMD internal integrated high quality external control line serial cascade constant current IC; 5V
application; default on electric lights;
5.  Control circuit and the RGB chip in SMD 5050 components, to form a complete control of pixel,
color mixing uniformity and consistency;
6. The two-wire synchronous control.
7. The three RGB output control, 8Bit (256) color; 5Bit (32) to adjust the brightness;
8. The three constant current drive, self detection function specific signal
9. The maximum frequency of 30MHZ serial data input
10. The double data transmission, built-in support uninterrupted oscillation PWM output, can maintain a static image.

4. Mechanical Dimensions:

Notes:
1. All dimensions are in millimeters.
2. Tolerance is ±0.1mm unless otherwise noted

5. PIN configuration

6.  Absolute Maximum Ratings（Ta=25℃,VSS=0V）

7. The electrical parameters (unless otherwise specified, TA=-20 ~ +70 ℃, VDD=4.5 ~ 5.5V,VSS=0V):

8. The electrical parameters (unless otherwise specified, TA=-20 ~ +70 ℃, VDD=4.5 ~ 5.5V,VSS=0V):

9.Feature Descriptions

(1) Series data structure

     (2) 256 level gray level

(3) PWM input / output signal relationship:

(4) 5-Bit (level 32) brightness adjustment (simultaneous control of OUTR\OUTG\OUTB three port current):

(5)  Refresh Rate

Frame rate (=1/ (64+ (32* points)) *CKI (cycle) unit: frames per second )
Such as: 1024 points, CKI frequency is 1MHZ, is =30 frames per second frame rate.