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74HCT193D Arkusz danych(PDF) 10 Page - NXP Semiconductors |
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74HCT193D Arkusz danych(HTML) 10 Page - NXP Semiconductors |
10 / 13 page December 1990 10 Philips Semiconductors Product specification Presettable synchronous 4-bit binary up/down counter 74HC/HCT193 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 CPU,CPD to Qn 23 43 54 65 ns 4.5 Fig.7 tPHL/ tPLH propagation delay CPU to TCU 15 27 34 41 ns 4.5 Fig.8 tPHL/ tPLH propagation delay CPD to TCD 15 27 34 41 ns 4.5 Fig.8 tPHL/ tPLH propagation delay PL to Qn 26 46 58 69 ns 4.5 Fig.9 tPHL propagation delay MR to Qn 22 40 50 60 ns 4.5 Fig.10 tPHL/ tPLH propagation delay Dn to Qn 27 46 58 69 ns 4.5 Fig.9 tPHL/ tPLH propagation delay PL to TCU, PL to TCD 31 55 69 83 ns 4.5 Fig.12 tPHL/ tPLH propagation delay MR to TCU, MR to TCD 29 55 69 83 ns 4.5 Fig.12 tPHL/ tPLH propagation delay Dn to TCU,Dn to TCD 32 58 73 87 ns 4.5 Fig.12 tTHL/ tTLH output transition time 7 15 19 22 ns 4.5 Fig.10 tW up, down clock pulse width HIGH or LOW 25 11 31 38 ns 4.5 Fig.7 tW master reset pulse width HIGH 20 7 25 30 ns 4.5 Fig.10 tW parallel load pulse width LOW 20 8 25 30 ns 4.5 Fig.9 trem removal time PL to CPU,CPD 10 2 13 15 ns 4.5 Fig.9 trem removal time MR to CPU,CPD 10 0 13 15 ns 4.5 Fig.10 tsu set-up time Dn to PL 16 8 20 24 ns 4.5 Fig.11 note: CPU =CPD = HIGH th hold time Dn to PL 0 −6 0 0 ns 4.5 Fig.11 th hold time CPU to CPD,CPD to CPU 16 7 20 24 ns 4.5 Fig.13 fmax maximum up, down clock pulse frequency 20 43 16 13 MHz 4.5 Fig.7 |
Podobny numer części - 74HCT193D |
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Podobny opis - 74HCT193D |
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