Data Sheet
WS2812
IntelligentcontrolLED
integratedlightsource
http://www.world-semi.com
PrameterSymbolRatingsUnit
PowersupplyvoltageV
CC
+6.0~+7.0V
PowersupplyvoltageV
DD
+6.0~+7.0V
InputvoltageV
I
-0.5~VDD+0.5V
Operationjunction
temperature
Topt-25~+80℃
StoragetemperaturerangeTstg-55~+150℃
ElectricalCharacteristics(T
A
=-20~+70℃,V
DD
=4.5~5.5V,V
SS
=0V ,unlessotherwisespecified)
PrameterSmybolconditionsMinTpyMaxUnit
Lowvoltageoutput
current
I
OL
ROUT——18.5——mA
I
dout
Vo=0.4V,D
OUT
10————mA
InputcurrentI
I
V
I
=V
DD
/V
SS
————±1µA
Inputvoltagelevel
V
IH
D
IN
,SET0.7V
DD
————V
V
IL
D
IN
,SET————0.3V
DD
V
HysteresisvoltageV
H
D
IN
,SET——0.35——V
Switchingcharacteristics(T
A
=-20~+70℃,V
DD
=4.5~5.5V,V
SS
=0V ,unlessotherwisespecified)
PrameterSymbolConditionMinTpyMaxUnit
OperationfrequencyFosc2————800——KHz
Transmissiondelay
time
t
PLZ
CL=15pF,DIN→
DOUT,RL=10KΩ
————300ns
Falltimet
THZ
CL=300pF,OUTR/OU
TG/OUTB
————120µs
Datatransmission
rate
F
MAX
Dutyratio50%400————Kbps
InputcapcityC
I
——————15pF