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TC74HC109AF Scheda tecnica(PDF) 5 Page - Toshiba Semiconductor |
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TC74HC109AF Scheda tecnica(HTML) 5 Page - Toshiba Semiconductor |
5 / 10 page TC74HC109AP/AF/AFN 2007-10-01 5 Timing Requirements (input: tr = tf = 6 ns) Test Condition Ta = 25°C Ta = −40 ~85°C Characteristics Symbol VCC (V) Typ. Limit Limit Unit Minimum pulse width (CK) tW (L) tW (H) ⎯ 2.0 4.5 6.0 ⎯ ⎯ ⎯ 75 15 13 95 19 16 ns Minimum pulse width ( PR , CLR ) tW (L) ⎯ 2.0 4.5 6.0 ⎯ ⎯ ⎯ 75 15 13 95 19 16 ns Minimum set-up time ts ⎯ 2.0 4.5 6.0 ⎯ ⎯ ⎯ 75 15 13 95 19 16 ns Minimum hold time th ⎯ 2.0 4.5 6.0 ⎯ ⎯ ⎯ 0 0 0 0 0 0 ns Minimum removal time ( PR , CLR ) trem ⎯ 2.0 4.5 6.0 ⎯ ⎯ ⎯ 50 10 9 65 13 11 ns Clock frequency f ⎯ 2.0 4.5 6.0 ⎯ ⎯ ⎯ 6 31 36 5 25 29 MHz AC Characteristics (CL = 15 pF, VCC = 5 V, Ta = 25°C, input: tr = tf = 6 ns) Characteristics Symbol Test Condition Min Typ. Max Unit Output transition time tTLH tTHL ⎯ ⎯ 6 12 ns Propagation delay time (CK-Q, Q) tpLH tpHL ⎯ ⎯ 13 26 ns Propagation delay time ( PR , CLR -Q, Q ) tpLH tpHL ⎯ ⎯ 13 26 ns Maximum clock frequency fmax ⎯ 33 63 ⎯ MHz |
Codice articolo simile - TC74HC109AF_07 |
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Descrizione simile - TC74HC109AF_07 |
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