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74HCT192 Arkusz danych(PDF) 10 Page - NXP Semiconductors |
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74HCT192 Arkusz danych(HTML) 10 Page - NXP Semiconductors |
10 / 13 page December 1990 10 Philips Semiconductors Product specification Presettable synchronous BCD decade up/down counter 74HC/HCT192 AC CHARACTERISTICS FOR 74HCT GND = 0 V; tr =tf = 6 ns; CL =50pF 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 16 30 38 45 ns 4.5 Fig.8 tPHL/ tPLH propagation delay CPD to TCD 17 30 38 45 ns 4.5 Fig.8 tPHL/ tPLH propagation delay PL to Qn 28 46 58 69 ns 4.5 Fig.9 tPHL propagation delay MR to Qn 24 40 50 60 ns 4.5 Fig.10 tPHL/ tPLH propagation delay Dn to Qn 36 62 78 93 ns 4.5 Fig.9 tPHL/ tPLH propagation delay PL to TCU, PL to TCD 36 64 80 96 ns 4.5 Fig.12 tPHL/ tPLH propagation delay MR to TCU, MR to TCD 36 64 80 96 ns 4.5 Fig.12 tPHL/ tPLH propagation delay Dn to TCU,Dn to TCD 33 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 14 31 38 ns 4.5 Fig.7 tW master reset pulse width HIGH 16 6 20 24 ns 4.5 Fig.10 tW parallel load pulse width LOW 20 10 25 30 ns 4.5 Fig.9 trem removal time PL to CPU, CPD 10 1 13 15 ns 4.5 Fig.9 trem removal time MR to CPU, CPD 10 2 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 20 9 25 30 ns 4.5 Fig.13 fmax maximum up, down clock pulse frequency 20 41 16 13 MHz 4.5 Fig.7 |
Podobny numer części - 74HCT192 |
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Podobny opis - 74HCT192 |
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