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74HCT299PW Fiches technique(PDF) 9 Page - NXP Semiconductors |
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74HCT299PW Fiches technique(HTML) 9 Page - NXP Semiconductors |
9 / 11 page December 1990 9 Philips Semiconductors Product specification 8-bit universal shift register; 3-state 74HC/HCT299 AC CHARACTERISTICS FOR 74HCT GND = 0 V; tr =tf = 6 ns; CL = 50 pF SYMBOL PARAMETER Tamb (°C) UNIT TEST CONDITIONS 74HCT VCC (V) WAVEFORMS +25 −40 to +85 −40 to +125 min. typ. max. min. max. min. max. tPHL/ tPLH propagation delay CP to Q0, Q7 22 37 46 56 ns 4.5 Fig.6 tPHL/ tPLH propagation delay CP to I/On 22 37 46 56 ns 4.5 Fig.6 tPHL propagation delay MR to Q0, Q7 or I/On 27 46 58 69 ns 4.5 Fig.7 tPZH/ tPZL 3-state output enable time OEn to I/On 19 30 38 45 ns 4.5 Fig.9 tPHZ 3-state output disable time OEn to I/On 24 37 46 56 ns 4.5 Fig.9 tPLZ 3-state output disable time OEn to I/On 20 32 40 48 ns 4.5 Fig.9 tTHL/ tTLH output transition time bus driver (I/On) 5 12 15 18 ns 4.5 Fig.6 tTHL/ tTLH output transition time standard (Q0, Q7) 7 15 19 22 ns 4.5 Fig.6 tW clock pulse width HIGH or LOW 20 10 25 30 ns 4.5 Fig.6 tW master reset pulse width LOW 20 11 25 30 ns 4.5 Fig.7 trem removal time MR to CP 10 2 9 11 ns 4.5 Fig.7 tsu set-up time I/On, DSR, DSL to CP 25 14 31 38 ns 4.5 Fig.6 tsu set-up time S0, S1 to CP 32 18 40 48 ns 4.5 Fig.8 th hold time I/On, DSR, DSL to CP 0 −11 0 0 ns 4.5 Fig.6 th hold time S0, S1 to CP 0 −17 0 0 ns 4.5 Fig.8 fmax maximum clock pulse frequency 25 42 20 17 MHz 4.5 Fig.6 |
Numéro de pièce similaire - 74HCT299PW |
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Description similaire - 74HCT299PW |
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