Adafruit Industries LLC 的 APA102C 规格书
APA102C
O ( General Description )
RGB Full Color LED control IC
0 1 Features I
APA102C for the three-color RGB LED
dimming control string Then IC ' using
the CMOS process ' providing three-color
RGB LED output driver to adjust the
output with 256 gray-scale and 32
brightness adjustment APAIOZ
two-output WAY ,the CLK signal by
synchronization v so that the c
cascadePiece of output movemen
synchronized .
O i application)
LED lamps
Large LED screen
LED billboards
PRODUCT SPECIFICATIONS
CMOS process . low voltage, low power
consumpt ion
Synchronous of two-lane
Choose positive output or negative output RGB
with tri—color LED output. 8 Bit ( 256 level ) color
Set. 5Bit ( 32 level ) brightness adiustment
rystal Built—20mA constant current output
ts
With sell—detection signal
Built-in support for continuous oscillation PWM
output can be maintained Static Screen
rctmh \liriiit‘d I'Niw \‘1ew weight Dimensionsmm) Upcruling
lluiri numtmr Color Millicundelu ‘
mic mum cmuwrion angle (g) L .\ Ii \ 1) temperature
. 3; R 500—650 incd > w
SUPER LED r}‘l‘7n§j,‘h” a 370»530m:d Effie Siu' (”2‘21“ H2160 0.1 5mm 40 (~70 c
"‘ B 120465 tried I ’
PHYSICAL DIMENSIONS
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' om mm
' cw IND“!
Dana nuipur
- Ciock output
. 5mm
0 5v
E—mail: contacthhi'i—Ied.com
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iPixel LED
Shiji Lighting
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Add:5F A2 Huafeng Zhenbao Industrial Park,BeiHuan Rd ,Shiyan,Baoan,Shenzhen,China. 518108
V
‘
APA102C
O Hiflfimi (Pin Description)
NOt PIN NAME l/O FUNCTION
1 VDD P Power ls terminal
2 VFIEG 0 4.5V regulator output
3 CKO 0 Series with the output clock signal
4 $00 0 Series with the output data
5 VEN I Self-test function selection
6 CSEL | Inven the clock signal cascade
7 POLAR l Positive and negative output options
8 OSCI I Oscillator input
9 SDI | Series with the input data
10 CKI I Series with the input clock signal
11 REXT | Constant current source to adjust side
12 V88 [3 Power supply negative terminal
13 G 0 Green LED output
14 R 0 Red LED output
15 B 0 Blue LED output
o IIJIEITRII (Block Dia ram)
CKI
SDI
OSCI
VSS
4.51
VREG
CKO
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iPixel LED
Shiji Lighting
Web:www.shiji-led.com
Tel: 0086-755-23125058 Fax:0086-755-23125658
E-mail: contact@shiji-led.com Web:www.ipixelled.cn
Add:5F A2 Huafeng Zhenbao Industrial Park,BeiHuan Rd ,Shiyan,Baoan,Shenzhen,China. 518108
‘ APA102C
O itfitwfl (Absolute Maximum Ratings)
Supply Voltage——0.3V to 6.0V
Input Voltage—VSS-Oia to VDD+0.3
Operating Temperature—~10: to 70 c
Storage Temperature—40c to 125 c
Note: Stress above those listed may cause permanent damage to the devices
0 Iififi (ElectricalCharacteristics)
Symbol Parameter Condition Min, Typ‘ Max Units
VDD Supply Voltage 5.0 55 V
VIH Input High Voltage 0V7VDD VDD+0.3 V
VH Input Low Voltage Vsa-D.3 0.3VDD V
LOL Sink Current Voltage ( RGB) GVDD=5V. VOL>1V 2215 24.5 2&5 mA
RIN Pull High CVDD=5V 570 KO
VREG RegulatorVoltage l VREG ) BVDD>5V 444 415 4.7 V
FOSC Oscillator Frequency 800 1200 KHz
O Ibfiéfififi (function description)
( 1 ) .cascading data structure
Tabdem N—LED
[—>
SD] 0'32 LEm 11:02 LED3 LED4 —--- 1.1m 1'32
k—p n—r
S in! it ‘ 11-1) 1mm ilintl I‘x‘anK‘
Dale Held
Start Frame 32 Bits
00000000 00000000 unmmmm 00000000
1 . ’1 _ >1 n .
83115 88115 811115 8BiLs
LED Frame 32 Bits
\l B lSF\|SB [SP
111 ilobal BLIIC (iRl{l{\ RED
3“,“. m.“ 8Bits 81?th BBIKS
LED Frame 32 Bits
1111111111111111 1111111! 11111111
poo—p
81111.: 8BR: 881M. 8811.:
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E-mail: contacthhi'i d.com :www.ipixelledtcn
Web:www.shiji-led.com
Tel: 0086-755-23125058 Fax:0086-755-23125658
E-mail: contact@shiji-led.com Web:www.ipixelled.cn
Add:5F A2 Huafeng Zhenbao Industrial Park,BeiHuan Rd ,Shiyan,Baoan,Shenzhen,China. 518108
iPixel LED
Shiji Lighting
D
‘ APA102C
Global bit: 5-bit ( 32 level i brightness setting. while controlling R, G, B
three—color constant current output value. it set the Global bit for the
10000 ( 16/31 ) Is the outputcurrent is halt again the original PWM settings.
DATA - -
MSBHLSB Drivtng Current
00000 0/31
00001 1/31
00010 2/31
1 11 10 80/31
11111 31/31(max)
PWM input and output signals Relations
1188 LSB
m
cm W
Data
MSB— Duty Cycle
00000000 0/256(min)
00000001 1/256
00000010 2/256
11111101 253/256
11111110 254/256
11111111 255/256(max)
2).The number 01 pixels per second sent to CKI lrequency l FCKI ) minus the Start Frame bit divided by the
number 40 the number at LED Frame bit 32. it CKI lrequenm/ l FCKI ) to 512KHz. the pixel number
i 512000-40 ) [32:15998. if the 50 second update Views can be connected In series LED number
15998/50=319.To increase the number of cascaded IC CKI lrequency to be increased.
(3).POLAR to empty . R. G, B tor the negative output; POLAR access VSS. Fl. 6. B is positive output.
(4).VEN: Sell—detection
Data Field to the middle oi abit were B. 6, Ft in the MSB oi the opposite phase. otherwise regarded as invalid
data. VEN close to empty when the self—detection: when VEN VSS then activated sell—detection.
(5).CSEL to empty when the CKO and CKI RP :CSEL connected with VSS when the
CKO compared with CKI.
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E- mail: contacggshi' i-Ied. com :www. ipixelledtcn
iPixel LED
Shiji Lighting
Web:www.shiji-led.com
Tel: 0086-755-23125058 Fax:0086-755-23125658
E-mail: contact@shiji-led.com Web:www.ipixelled.cn
Add:5F A2 Huafeng Zhenbao Industrial Park,BeiHuan Rd ,Shiyan,Baoan,Shenzhen,China. 518108
‘ APA102
o “imam (Application Circuit)
:www.shi'i-|ed.com 5
E-mail: contacthhi'i-IedLOm :www.igixel|ed.cn
iPixel LED
Shiji Lighting
Web:www.shiji-led.com
Tel: 0086-755-23125058 Fax:0086-755-23125658
E-mail: contact@shiji-led.com Web:www.ipixelled.cn
Add:5F A2 Huafeng Zhenbao Industrial Park,BeiHuan Rd ,Shiyan,Baoan,Shenzhen,China. 518108