PT6315 Datasheet, PDF (15/26 Pages) Princeton Technology Corp – VFD Driver/Controller IC

VFD Driver/Controller IC
SWITCHING CHARACTERISTIC WAVEFORM
PT6315 Switching Characteristics Waveform is given below.
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PT6315
where: PW _CLK (Clock Pulse Width)>400ns
t setup (Data Setup Time) >100ns
t_CLK-STB (Clock - Strobe Time)>1us
t_TZH2 (Grid Rise Time)<0.5us (at VDD=5V)
t_TZH2 (Grid Rise Time)<1.0us (at VDD=3.3V)
t_TZH1 (Segment Rise Time)<2.0us (at VDD=5V)
t_TZH1 (Segment Rise Time)<3.0us (at VDD=3.3V)
PW _STB (Strobe Pulse Width)>1us
t_hold (Data Hold Time)>100ns
t_THZ (Fall Time)<150us
t_PZL (Propagation Delay Time)<100ns
t_PLZ (Propagation Delay Time)<400ns
fosc = Oscillation Frequency
PT6315 v2.0
Figure 14: PT6315 Switching Characteristic Waveform
Page 15
Sep. 2002