PT6311-LQ PTC [Princeton Technology Corp], PT6311-LQ Datasheet - Page 15

• Manufacturer Part Number: PT6311-LQ
• Description: VFD Driver/Controller IC
• Manufacturer: PTC [Princeton Technology Corp]

SWITCHING CHARACTERISTIC WAVEFORM
PT6311 Switching Characteristics Waveform is given below.
DOUT
Sn/Gn
where:
fosc = Oscillation Frequency
PW
t
t
t
t
t
V3.2
setup
TZH1
TZH2
THZ
PLZ
OSC
CLK
STB
DIN
STB
(Propagation Delay Time)≤400ns (VDD=5V) t
(Segment & Grid Fall Time)≤150µs
(Data Setup Time)≥100ns
(Segment Rise Time)≤2µs (VDD=5V)
(Grid Rise Time)≤0.5µs (VDD=5V)
(Strobe Pulse Width)≥1µs
50%
90%
fosc
10%
PW
t
t
setup
THZ
CLK
PW
t
hold
CLK
t
PZL
PW
t
t
t
t
t
CLK-STB
hold
TZH1
TZH2
PZL
PLZ
15
CLK
(Propagation Delay Time)≤100ns
(Propagation Delay Time)≤600ns (VDD=3.3V)
(Data Hold Time)≥100ns
(Segment Rise Time)≤4µs (VDD=3.3V)
(Grid Rise Time)≤1.2µs (VDD=3.3V)
(Clock Pulse Width)≥400ns
(Clock - Strobe Time)≥1µs
t
TZH
t
PLZ
t
CLK-STB
November 2009
PW
PT6311
STB