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UCS1909B

LCI Microelectronics

9-channel LED driver circuit singlet cascade

9 LED UCS1909B UCS1909B 9 LED , MCU 、、LED 。 MCU 、。, 。  ,   10  800K/, 30 / , 1024  PWM 256 , 1....


LCI Microelectronics

UCS1909B

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9 LED UCS1909B UCS1909B 9 LED , MCU 、、LED 。 MCU 、。, 。  ,   10  800K/, 30 / , 1024  PWM 256 , 1.5kHz / s  VDD 5V  24V  6/9  , (DIP14,SOP14) ver2.2 www.szucs.cn 9 LED UCS1909B 1 2 3 4,10,13 5,9,12 6,8,11 7 14 VDD SET DOUT OUTR OUTG OUTB GND DIN UCS1909B VDD:6 :9 (800K) Red() PWM Green()PWM Blue() PWM (800K) (,TA = 25 ℃,VSS = 0 V) VDD VOUT VI1 Topt Tstg ESD Pd + 6.0 ~ + 7.0 30 − 0.5 ~ VDD + 0.5 − 45~ + 85 − 55 ~ + 150 8000 600 V V V ℃ ℃ V mW ver2.2 www.szucs.cn 9 LED (,TA = − 20 ~ + 70 ℃,VSS = 0 V) VDD - 6 - V VIH 0.7 VDD - VDD V VIL 0 - 0.3 VDD V VOUT 24 V UCS1909B - (,TA = − 20 ~ + 70 ℃,VDD = 4.5 ~ 5.5 V,VSS = 0 V) Idout 10 - - mA VO = 0.4 V,DOUT II - - ±1 µA VI = VDD / VSS Isink 35 40 mA VIH 0.7 VDD - V DIN,SET VIL - - 0.3 VDD V DIN,SET VH - 0.35 - V DIN,SET IDDdyn 1 mA PD (Ta=25℃) 480 mW Rth(j-a) 80 190 ℃/W (,TA = − 20 ~ + 70 ℃,VDD = 4.5 ~ 5.5 V,VSS = 0 V) FOSC1 FOSC2 - 800 -- kHz kHz - tPLZ - - 300 ns CL = 15 pF,DIN → DOUT,RL = 10 kΩ tTHZ - - 120 μ s CL = 300 pF,OUTR / OUTG / OUTB FMAX 800 - - Kbps 50 % CI - - 15 pF - ,。, DIN , 72bit ,DO ,。,DO 。 , OUTR、OUTG、OUTB PWM 72bit , , 0 . 6 ms 。 DIN RESET , ,, 72bit , DO , RESET ,OUTR、OUTG、OUTB , 24 µs RESET , 72bit PWM OUTR、OUTG、OUTB 。 ver2.2 www.szucs.cn 1) 9 LED UCS1909B 2) : D1 MCU...




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