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PT6958_10 Datasheet, PDF (9/16 Pages) Princeton Technology Corp – LED Driver IC
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SWITCHING CHARACTERISTIC WAVEFORM
PT6958 Switching Characteristics Waveform is given below.
PT6958
where:
fosc = Oscillation Frequency
PWSTB (Strobe Pulse Width) ≥ 1 µs
tsetup (Data Setup Time) ≥ 100 ns
tTZH (Segment Rise Time) ≤ 1 µs
tTZL (Grid Fall Time) ≤ 2µs(VDD=3.3V)
tTZL (Grid Fall Time) ≤ 1 µs(VDD=5V)
tPZL (Propagation Delay Time) ≤ 200 ns(3.3V)
tPZL (Propagation Delay Time) ≤ 100 ns(5V)
PWCLK (Clock Pulse Width) ≥ 400 ns
tCLK-STB (Clock - Strobe Time) ≥ 1 µs
thold (Data Hold Time) ≥ 100 ns
tTHZ (Segment Fall Time) ≤ 10 µs
tTLZ (Grid Rise Time) ≤ 20 µs(VDD=3.3V)
tTLZ (Grid Rise Time) ≤ 10 µs(VDD=5V)
tPLZ (Propagation Delay Time) ≤ 600 ns(3.3V)
tPLZ (Propagation Delay Time) ≤ 300 ns(5V)
Note:
Test Condition Under
tTHZ, tTZH: Pull low resistor=10KΩ, Loading capacitor=300pF
tTLZ, tTZL: Pull high resistor=10KΩ, Loading capacitor=300pF
V2.3
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