HEF4505B Просмотр технического описания (PDF) - Philips Electronics
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HEF4505B Datasheet PDF : 8 Pages
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Philips Semiconductors
64-bit, 1-bit per word random access
read/write memory
Product specification
HEF4505B
LSI
Hold time
DIN → ST
VDD
V
5
10
15
SYMBOL MIN. TYP. MAX.
−20 −40
ns
tholdD
5 −10
ns
10 0
ns
TYPICAL EXTRAPOLATION
FORMULA
(1) Output in high impedance OFF-state.
(2) tSTHmin = tRCmax − tSTLmin.
Fig.3 Read cycle timing diagram.
January 1995
5
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