TM1668 – LED drive control circuit dedicated

Part Number : TM1668

Function : LED drive control circuit dedicated

Manufactures : ETC

Images :

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TM1668 image

2 page
pinout

Description :

• • • • • • • • 1 2 3 4 5 6 7 8 9 10 11 12 DIO CLK STB K1 K2 VDD SEG1/KS1 SEG2/KS2 SEG3/KS3 SEG4/KS4 SEG5/KS5 SEG6/KS6 GR1 GR2 GND GR3 GR4 GR5 GR6 GR7 SEG10/KS10 SEG9/KS9 SEG8/KS8 SEG7/KS7 24 23 22 21 20 19 18 17 16 15 14 13 -1- VCC 10K DIO CT GND -2- LED KS1 KS2 KS3 B6 B7 BIT 1 KS4 KS5 4 KS6 KS7 0 KS8 BYTE1 BYTE5 K KS KS9 -3- KS10 K1 K2 -4- -5- CLK DIO STB 1 B0 2 B1 3 B2 4 B3 5 B4 6 B5 7 B6 8 B7 CLK DIO STB 1 B0 2 B1 “““ “““ 8 B7 B0 B1 B2 B3 Twait SEG1 SEG2 SEG3 SEG4 SEG5 SEG6 SEG7 1 1 1 1 1 1 1 GRID1 SEG1 SEG2 SEG3 SEG4 SEG5 SEG6 SEG7 A DPY a B C f g b D c Ee d F G [LEDgn] GRID1 -6- GRID1 GRID2 GRID3 GRID4 GRID5 GRID6 GRID7 1 1 1 1 1 1 1 SEG1 GRID1 GRID2 GRID3 GRID4 GRID5 GRID6 GRID7 A DPY a B f b C g D c Ee d F [LEDgn] G SEG1 -7- vcc 1 2 R1 1k R1 1k 1 2 3 4 5 6 7 8 9 10 11 12 DIO GR1 CLK GR2 STB GND K1 GR3 TM1668 K2 GR4 VDD GR5 SEG1/KS1 GR6 SEG2/KS2 GR7 SEG3/KS3 SEG10/KS10 SEG4/KS4 SEG9/KS9 SEG5/KS5 SEG8/KS8 SEG6/KS6 SEG7/KS7 24 23 22 21 20 19 18 17 16 15 14 13 SEG1/KS1 SEG2/KS2 SEG3/KS3 SEGN/KSN Tdisp=500us KS1 KS2 KS3 KS4 KS5 KS6 KS7 KS8 KS9 -8- KS10 K1 K2 SGE1/KS1 SGE2/KS2 1 1 D1 D2 S1 S2 K1 GRID1 SGE1/KS1 1 1 D1 D2 S1 S2 GRID1 GRID2 K1 K2 SGE1/KS1 510 SGE2/KS2 510 1 1 D1 D2 S1 S2 K1 GRID1 SGE1/KS1 SGE2/KS2 1 1 D1 D2 S1 S2 K1 GRID1 -9- CL K D IO STB Command1 Command2 Command3 D ata1 D ata2 “““` D ata n Command4 CL K D IO STB Command1 Command2 Command3 D ata1 Command4 D ata2 “““` Command5 CL K D IO STB Command1 Data1 D ata2 D ata3 D ata4 D ata5 – 10 – 42H No 1BTYE 03H 1 40H MCU 0C0H No 5BYTE Yes 14BYTE No Yes 11/16 8CH Yes – 11 – 11/16 8CH 42H 03H No 1BTYE 44H MCU 0C0H 1BYTE 5 BYTE Yes 0C1H 1BYTE Yes No …… – 12 – SEG1 SEG2 SEG3 SEG4 SEG5 SEG6 SEG7 SEG8 LED1 DPY a a b c f b g d e e c d f dp g dp LED2 DPY a a b c f b g d e e c d f dp g dp GRID1 SEG1 SEG2 SEG3 SEG4 SEG5 SEG6 SEG7 SEG8 LED3 DPY a a b c f b g d e e c d f dp g dp LED4 DPY a a b c f b g d e e c d f dp g dp GRID3 SEG1 SEG2 SEG3 SEG4 SEG5 SEG6 SEG7 SEG8 LED5 DPY a a b c f b g d e e c d f dp g dp LED6 DPY a a b c f b g d e e c d f dp g dp GRID5 SEG1 SEG2 SEG3 SEG4 SEG5 SEG6 SEG7 SEG8 LED7 DPY a a b c f b g d e e c d f dp g dp GRID7 SEG1 SEG2 SEG3 SEG4 SEG5 SEG6 SEG7 SEG8 GRID2 SEG1 SEG2 SEG3 SEG4 SEG5 SEG6 SEG7 SEG8 GRID4 SEG1 SEG2 SEG3 SEG4 SEG5 SEG6 SEG7 SEG8 GRID6 VCC VCC C1 100uF C2 104 R13 10K R12 R11 DIO CLK STB 10K C3 C4 101 101 S17 K1 S2 S3 S4 S6 S7 S8 S10 S11 S12 S14 S15 S16 S18 K2 S19 S20 K1 K2 SG1 SG2 SG3 SG4 SG5 SG6 10K tm 1668 DIO CLK STB K1 K2 VDD SEG1/KS1 SEG2/KS2 SEG3/KS3 SEG4/KS4 SEG5/KS5 SEG6/KS6 GR1 GR2 GND GR3 GR4 GR5 GR6 GR7 SEG10/KS10 SEG9/KS9 SEG8/KS8 SEG7/KS7 GR1 GR2 GR3 GR4 GR5 GR6 GR7 SG10 SG9 SG8 SG7 : GND VDD, . VCC C5 101 SG1 SG6 SG2 SG3 SG4 SG5 S1 S5 S9 S13 SG7 SG8 SG9 SG10 18 – 13 – GR1 GR2 GR3 GR4 GR5 GR6 GR7 GR1 GR2 GR3 GR4 GR5 GR6 GR7 LED1 DPY a a b c f b g d e […]

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TM1668 Datasheet


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