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PDF HEF4527B Data sheet ( Hoja de datos )

Número de pieza HEF4527B
Descripción BCD rate multiplier
Fabricantes NXP Semiconductors　
Logotipo NXP Semiconductors Logotipo



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No Preview Available ! HEF4527B Hoja de datos, Descripción, Manual

INTEGRATED CIRCUITS
DATA SHEET
For a complete data sheet, please also download:
• The IC04 LOCMOS HE4000B Logic
Family Specifications HEF, HEC
• The IC04 LOCMOS HE4000B Logic
Package Outlines/Information HEF, HEC
HEF4527B
MSI
BCD rate multiplier
Product specification
File under Integrated Circuits, IC04
January 1995

1 page




HEF4527B pdf
Philips Semiconductors
BCD rate multiplier
Product specification
HEF4527B
MSI
FUNCTION TABLE
INPUTS
OUTPUTS
NUMBER OF PULSES OR LOGIC LEVEL
NUMBER OF PULSES
OR LOGIC LEVEL MODE OF OPERATION
SD SC SB SA CP CE STR CAS CL PL O1 O1 TC TC
L L L L 10 L L L L L L H 1 1
L L L H 10 L L L L L 1 1 1 1
L L H L 10 L L L L L 2 2 1 1
L L H H 10 L L L L L 3 3 1 1
L H L L 10 L L L L L 4 4 1 1
L H L H 10 L L L L L 5 5 1 1
L H H L 10 L L L L L 6 6 1 1
L H H H 10 L L L L L 7 7 1 1 rate pulses at the outputs
depend on the BCD input
H L L L 10 L L L L L 8 8 1 1 number at SA to SD
H L L H 10 L L L L L 9 9 1 1
H L H L 10 L L L L L 8 8 1 1
H L H H 10 L L L L L 9 9 1 1
H H L L 10 L L L L L 8 8 1 1
H H L H 10 L L L L L 9 9 1 1
H H H L 10 L L L L L 8 8 1 1
H H H H 10 L L L L L 9 9 1 1
X X X X X H L L L L (5) (5) H (5) CE = H; counter disabled
X X X X 10 L H L L L L H 1 1 outputs O1 and O2 disabled
X X X X 10 L L H L L H (4) 1 1 output O1 disabled
H X X X 10 L L L H X 10 10 H L CL = H
L X X X X L L L H X L H H L counter reset
X X X X X L L L L H L H L H PL = H; preset to ‘9’
Notes
1. H = HIGH state (the more positive voltage)
2. L = LOW state (the less positive voltage)
3. X = state is immaterial
4. Same output as the first 16 lines of this function table (depends on the values of SA to SD).
5. Depends on internal state of the counter.
January 1995
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