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74ALVCH16821 Fiches technique(PDF) 3 Page - NXP Semiconductors |
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74ALVCH16821 Fiches technique(HTML) 3 Page - NXP Semiconductors |
3 / 12 page Philips Semiconductors Product specification 74ALVCH16821 20-bit bus-interface D-type flip-flop; positive-edge trigger (3-State) 1998 May 29 3 PIN DESCRIPTION PIN NUMBER SYMBOL FUNCTION 55, 54, 52, 51, 49, 48, 47, 45, 44, 43 1D0 - 1D9 Data inputs 42, 41, 40, 38, 37, 36, 34, 33, 31, 30 2D0 - 2D9 Data in uts 2, 3, 5, 6, 8, 9, 10, 12, 13, 14 1Q0 - 1Q9 Data outputs 15, 16, 17, 19, 20, 21, 23, 24, 26, 27 2Q0 - 2Q9 Data out uts 1, 28 1OE, 2OE Output enable inputs (active-Low) 56, 29 1CP, 2CP Clock pulse inputs (active rising edge) 4, 11, 18, 25, 32, 39, 46, 53 GND Ground (0V) 7, 22, 35, 50 VCC Positive supply voltage PIN CONFIGURATION 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 1OE 1Q0 1Q1 1Q2 1Q3 1Q4 1Q5 1Q6 GND VCC GND 1Q7 1Q8 1Q9 2Q0 2Q1 2Q2 GND 2Q3 2Q4 2Q5 VCC 2Q6 2Q7 GND 2Q8 2Q9 2OE 1CP 1D0 1D1 GND 1D2 1D3 VCC 1D4 1D5 1D6 GND 1D7 1D8 1D9 2D0 2D1 2D2 GND 2D3 2D4 2D5 VCC 2D6 2D7 GND 2D8 2D9 2CP SH00001 FUNCTION TABLE INPUTS OUTPUT nOE CP Dx Q L ↑ L L L ↑ H H L } X Q0 H X X Z H = HIGH voltage level L = LOW voltage level X = Don’t care Z = High impedance OFF state ↑ = LOW to HIGH clock transition } = Not a LOW-to-HIGH clock transition LOGIC SYMBOL 1D0 1D1 1D2 1D3 1D4 1D5 1D6 1D7 1Q0 1Q1 1Q2 1Q3 1Q4 1Q5 1Q6 1Q7 1D8 1D9 1Q8 1Q9 2D0 2D1 2D2 2D3 2D4 2D5 2D6 2D7 2Q0 2Q1 2Q2 2Q3 2Q4 2Q5 2Q6 2Q7 2D8 2D9 2Q8 2Q9 55 54 52 51 49 48 47 45 44 43 42 41 40 38 37 36 34 33 31 30 1CP 1OE 2CP 2OE 56 1 29 28 2 3 5 6 8 9 10 12 13 14 15 16 17 19 20 21 23 24 26 27 SH00127 |
Numéro de pièce similaire - 74ALVCH16821 |
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Description similaire - 74ALVCH16821 |
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