MC14557 ONSEMI [ON Semiconductor], MC14557 Datasheet
MC14557
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MC14557 Summary of contents
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... MC14557B 1-to-64 Bit Variable Length Shift Register The MC14557B is a static clocked serial shift register whose length may be programmed to be any number of bits between 1 and 64. The number of bits selected is equal to the sum of the subscripts of the enabled Length Control inputs (L1, L2, L4, L8, L16, and L32) plus one ...
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... MC14557B PIN ASSIGNMENT RESET CLOCK 4 13 L16 L32 A/B SEL SS BLOCK DIAGRAM 3 RESET 4 CLOCK A/B SELECT L16 12 L32 V = PIN PIN 8 SS TRUTH TABLE ...
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... The formulas given are for the typical characteristics only calculate total supply current at loads other than 50 pF (50 pF – 50) Vfk where (per package pF MC14557B (Voltages Referenced – Vdc Min Max Min V 5.0 — ...
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... Rise and Fall Time, Reset or CE Removal Time, Reset to Clock The formulas given are for the typical characteristics only Data labelled “Typ” is not to be used for design purposes but is intended as an indication of the IC’s potential performance. MC14557B = pF, T ...
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... CLOCK WH(cl) 1/f cl 50% A INPUT t su RESET 1–bit length A PLH L16 = L32 = 0 MC14557B TIMING DIAGRAM TLH THL 90% 50% 10% t PHL http://onsemi.com rem PHL ...
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... MC14557B LOGIC DIAGRAM http://onsemi.com 6 ...
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... SEATING e PLANE 14X T MC14557B PDIP–16 P SUFFIX NOTES: CASE 648–08 1. DIMENSIONING AND TOLERANCING PER ANSI ISSUE R Y14.5M, 1982. 2. CONTROLLING DIMENSION: INCH. 3. DIMENSION L TO CENTER OF LEADS WHEN FORMED PARALLEL. 4. DIMENSION B DOES NOT INCLUDE MOLD FLASH. 5. ROUNDED CORNERS OPTIONAL. ...
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... A A 0.05 0.20 0.002 0.008 1 b 0.35 0.50 0.014 0.020 c 0.18 0.27 0.007 0.011 D 9.90 10.50 0.390 0.413 E 5.10 5.45 0.201 0.215 e 1.27 BSC 0.050 BSC H 7.40 8.20 0.291 0.323 E L 0.50 0.85 0.020 0.033 L 1.10 1.50 0.043 0.059 0.70 0.90 0.028 0.035 1 Z ––– 0.78 ––– 0.031 MC14557B/D ...