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LED
、
TM1804
TM1804LED(),MCU 、、LED 。 MCU 、 。 , 。 SOP8 。
、
z z z z z z CMOS 24V 6V~24V (256) : RC , z z z z PWM256,400hz/s 30/s, 512, 1024 z z :SOP8 400Kbps800Kbps
、:
TM1804 OUTR OUTG OUTB GND 1 2 3 4 8 7 6 5 VDD SET DIN DO
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LED
、:
DIN
TM1804
DOUT
SET
VDD:;:
OUTR
LED
Red
PWM
OUTG
LED
Green
PWM
OUTB VDD VSS
LED
Blue PWM
6V±10%
、 : (Ta = 25℃, Vss = 0 V)
LED VDD VOUT VI1 IO1 PD Topt Tstg +6.0 ~+7.0 24 -0.5 ~ VDD + 0.5 80 400 -40 ~ +80 -65 ~+150 V V V mA mW ℃ ℃
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LED
(Ta = -20 ~ +70℃,Vss = 0 V)
VDD VIH 0.7 VDD 6 VDD V V
TM1804
-
VIL
0
-
0.3 VDD
V
-
(Ta = -20 ~ +70℃,VDD = 4.5 ~ 5.