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BU2098F Datasheet(PDF) 9 Page - Rohm |
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BU2098F Datasheet(HTML) 9 Page - Rohm |
9 / 13 page BU2098F, BU2090F, BU2090FS Technical Note 9/12 www.rohm.com 2009.06 - Rev.A © 2009 ROHM Co., Ltd. All rights reserved. 【 BU2090F/BU2090FS】 ● AC characteristics (unless otherwise noted, VDD=5V, VSS=0V, Ta=25℃) Parameter Symbol Limit Unit Condition Min. Typ. Max. Minimum clock frequency tw 500 - - ns VDD=5V 1000 - - ns VDD=3V Data shift set up time tSU 200 - - ns VDD=5V 300 - - ns VDD=3V Data shift hold time tH 200 - - ns VDD=5V 400 - - ns VDD=3V Data latch set up time tLSUH 50 - - ns VDD=5V 100 - - ns VDD=3V Data latch hold time tLHH 250 - - ns VDD=5V 500 - - ns VDD=3V Data latch ”L” set up time tLSUL 200 - - ns VDD=5V 400 - - ns VDD=3V Data latch ”L” hold time tLHL 250 - - ns VDD=5V 500 - - ns VDD=3V ● Switching time test circuit Fig.7 ● Switching time test waveforms Fig.8 CLOCK Pulse Gen. DATA Pulse Gen. Q11 RL 10kΩ ± 25V Q0 RL 10kΩ ± 25V VDD GND (Vss) 10% 10% 10% 10% 90% 90% 90% tW tW 90% 90% 10% 10% 90% 90% tLSUH tLHH tLSUL tLHL tH tSU CLOCK DATA VDD GND (Vss) VDD GND (Vss) |
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