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TM1640

Titan Micro

LED drive controller

LED 、 TM1640 TM1640 LED () , MCU 、、LED 。,。 。SOP28。 、 • CMOS • (8 ×16 ), • ( 8 ) • (CLK,DIN) • :RC (450KHz+5%) • ...


Titan Micro

TM1640

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Description
LED 、 TM1640 TM1640 LED () , MCU 、、LED 。,。 。SOP28。 、 CMOS (8 ×16 ), ( 8 ) (CLK,DIN) :RC (450KHz+5%) :SOP28 、: www.titanmec.com Page 1 of 10 Rev.:03 LED 、: TM1640 DIN 7 , SCLK , SCLK 。 SCLK 8 SG1~SG8 GRID1~GRID11 GRID12~GRID16 VDD () 9-16 18-28 1-5 17 ,P () ,N 5V±10% VSS 6 、 : (Ta = 25℃, Vss = 0 V) LED SEG LED GRID VDD VI1 IO1 IO2 PD Topt Tstg -0.5 ~+7.0 -0.5 ~ VDD + 0.5 -200 +20 400 -40 ~ +85 -65 ~+150 V V mA mA mW ℃ ℃ www.titanmec.com Page 2 of 10 Rev.:03 LED (Ta = -40~+85℃,Vss = 0 V) VDD VIH 0.7 VDD 5 VDD V V TM1640 - VIL 0 - 0.3 VDD V - (Ta = -40~+85℃,VDD = 4.5 ~ 5.5 V, Vss = 0 V Ioh1 Ioh2 -20 -30 -50 mA -20 -25 -40 mA GRID1~GRID16, Vo = vdd-2V GRID1~GRID16, Vo = vdd-3V SEG1~SEG8 Vo=0.3V VO = 0.4V,dout VO = VDD – 3V, GRID1~GRID16 VI = VDD / VSS CLK,DIN CLK,DIN CLK,DIN , IOL1 Idout Itolsg II VIH VIL VH IDDdyn 80 4 0.7 VDD - 140 0.35 - 5 ±1 mA mA % μA V 0.3 VDD 5 V V mA www.titanmec.com Page 3 of 10 Rev.:03 LED (Ta = -40~+85℃,VDD = 4.5 ~ 5.5 V) fosc tPLZ tPZL 100 ns 450 300 KHz ns TM1640 CLK → DIO CL = 15pF, RL = 10K Ω GRID1~ GRID16 SEG1~ SEG8 TTZH 1 TTZH 2 - - 2 μs CL = 300p F - - 0.5 μs TTHZ Fmax CI 1 - - 120 15 μs MHz pF CL = 300pF,Segn, Gridn 50% - z (Ta = -40 ~+85℃,VDD = 4.5 ~ 5.5 V) PWCLK PWSTB tSETUP tHOLD tWAIT 400 1 100 100 1 ns μs ns ns μs CLK↑→CLK↓           www.titanmec.com Page 4 of 10 ...




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