Datasheet WS2812B - 3
| 描述 | Intelligent control LED integrated light source |
| 页数 / 页 | 5 / 3 — Prameter. Smybol. conditions. Min. Tpy. Max. Unit. Switching … |
| 文件格式/大小 | PDF / 355 Kb |
| 文件语言 | 英语 |
Prameter. Smybol. conditions. Min. Tpy. Max. Unit. Switching characteristics. Symbol. Condition. RGB IC characteristic parameter
文件文字版本
WS2812B Intelligent control LED integrated light source
Prameter Smybol conditions Min Tpy Max Unit
Input current II VI=VDD/VSS —— —— ±1 µA V ， IH DIN SET 0.7VDD —— —— V Input voltage level V ， IL DIN SET —— —— 0.3 VDD V Hysteresis voltage V ， H DIN SET —— 0.35 —— V
Switching characteristics
（TA=-20～+70℃，VDD=4.5～5.5V,VSS=0V,unless otherwise specified）
Prameter Symbol Condition Min Tpy Max Unit
Transmission delay CL=15pF,DIN→ t —— PLZ —— 300 ns time DOUT,RL=10KΩ CL=300pF,OUTR/OU Fall time t —— THZ —— 120 µs TG/OUTB Input capcity CI —— —— —— 15 pF
RGB IC characteristic parameter
Emitting color Model Wavelength(nm) Luminous intensity(mcd) Voltage(V) Red 13CBAUP 620-625 390-420 2.0-2.2 Green 13CGAUP 522-525 660-720 3.0-3.4 Blue 10R1MUX 465-467 180-200 3.0-3.4
Data transfer time(
TH+TL
=
1.25µs±600ns) T0H 0 code ,high voltage time 0.4us ±150ns T1H 1 code ,high voltage time 0.8us ±150ns T0L 0 code , low voltage time 0.85us ±150ns T1L 1 code ,low voltage time 0.45us ±150ns RES low voltage time Above 50µs
Sequence chart:
Prameter Smybol conditions Min Tpy Max Unit
Input current II VI=VDD/VSS —— —— ±1 µA V ， IH DIN SET 0.7VDD —— —— V Input voltage level V ， IL DIN SET —— —— 0.3 VDD V Hysteresis voltage V ， H DIN SET —— 0.35 —— V
Switching characteristics
（TA=-20～+70℃，VDD=4.5～5.5V,VSS=0V,unless otherwise specified）
Prameter Symbol Condition Min Tpy Max Unit
Transmission delay CL=15pF,DIN→ t —— PLZ —— 300 ns time DOUT,RL=10KΩ CL=300pF,OUTR/OU Fall time t —— THZ —— 120 µs TG/OUTB Input capcity CI —— —— —— 15 pF
RGB IC characteristic parameter
Emitting color Model Wavelength(nm) Luminous intensity(mcd) Voltage(V) Red 13CBAUP 620-625 390-420 2.0-2.2 Green 13CGAUP 522-525 660-720 3.0-3.4 Blue 10R1MUX 465-467 180-200 3.0-3.4
Data transfer time(
TH+TL
=
1.25µs±600ns) T0H 0 code ,high voltage time 0.4us ±150ns T1H 1 code ,high voltage time 0.8us ±150ns T0L 0 code , low voltage time 0.85us ±150ns T1L 1 code ,low voltage time 0.45us ±150ns RES low voltage time Above 50µs
Sequence chart: