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74HCT190PW Arkusz danych(PDF) 11 Page - NXP Semiconductors |
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74HCT190PW Arkusz danych(HTML) 11 Page - NXP Semiconductors |
11 / 13 page December 1990 11 Philips Semiconductors Product specification Presettable synchronous BCD decade up/down counter 74HC/HCT190 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 Qn 28 48 60 72 ns 4.5 Fig.10 tPHL/ tPLH propagation delay CP to TC 34 58 73 87 ns 4.5 Fig.10 tPHL/ tPLH propagation delay CP to RC 20 35 44 53 ns 4.5 Fig.11 tPHL/ tPLH propagation delay CE to RC 18 33 41 50 ns 4.5 Fig.11 tPHL/ tPLH propagation delay Dn to Qn 24 44 55 66 ns 4.5 Fig.12 tPHL/ tPLH propagation delay PL to Qn 29 49 61 74 ns 4.5 Fig.13 tPHL/ tPLH propagation delay U/D to TC 24 45 56 68 ns 4.5 Fig.14 tPHL/ tPLH propagation delay U/D to RC 26 45 56 68 ns 4.5 Fig.14 tTHL/ tTLH output transition time 7 15 19 22 ns 4.5 Fig.15 tW clock pulse width HIGH or LOW 25 10 31 38 ns 4.5 Fig.10 tW parallel load pulse width LOW 22 12 28 33 ns 4.5 Fig.15 trem removal time PL to CP 7 1 9 11 ns 4.5 Fig.15 tsu set-up time U/D to CP 42 25 53 63 ns 4.5 Fig.17 tsu set-up time Dn to PL 20 10 25 30 ns 4.5 Fig.16 tsu set-up time CE to CP 31 18 39 47 ns 4.5 Fig.17 th hold time U/D to CP 0 −18 0 0 ns 4.5 Fig.17 th hold time Dn to PL 0 −6 0 0 ns 4.5 Fig.16 th hold time CE to CP 0 −10 0 0 ns 4.5 Fig.17 fmax maximum clock pulse frequency 16 27 13 11 MHz 4.5 Fig.10 |
Podobny numer części - 74HCT190PW |
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Podobny opis - 74HCT190PW |
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