MSC1201 查看數據表（PDF） - Oki Electric Industry

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MSC1201

60-Bit VFD Tube Driver with Digital Dimming and PWM Conversion Function

Oki Electric Industry 

¡ Semiconductor

TIMING DIAGRAM (Continued)

MSC1201-xx

8V

VDD

tPCS

3.8V

CS

0.8V

tPRZ

tPOF

Fig. 3 Power-On Timing

CS

SEG1-30

GRID1, 2

3.8V

0.8V

tODS

80%

20%

tCSW

tR

tODS

tR

Fig. 4 SEG & GRID Driver Output Timing

PWMIN

Input

Threshold

Voltage

PWM Frequency (fPWM)

A

B

Duty Cycle dU = A/(A+B)

Fig. 5 PWM Input Waveform

10/20

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