NE590 データシートの表示（PDF） - Philips Electronics
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NE590 Datasheet PDF : 9 Pages
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Philips Semiconductors Linear Products
Addressable peripheral drivers
TRUTH TABLE (NE590)
INPUTS
OUTPUTS
MODE
CL C D A A A2 Q Q Q Q Q Q Q Q
RE
01
0 123456 7
L H X X X X H H H H H H H H Clear
L L L L L L H HHHHHH H
L LHL L L L HHHHHH H
L L L H L L H H H H H H H H Demultiplex
L LHHL L H LHHHHH H
L L LHH H H HHHHHH H
L LHHH H H HHHHHH L
H H X X X X QN-1
H L L L L L H QN-1
H L H L L L L QN-1
H L L H L L QN-1 H QN-1
H L H H L L QN-1 L QN-1
H L L H H H QN-1
H L H H H H QN-1
NOTES:
X=Don’t care condition
QN-1=Previous output state
L=Low voltage level/“OFF” output state
H=High voltage level/“ON” output state
Memory
Addressable Latch
H
L
TRUTH TABLE (NE591)
INPUTS
OUTPUTS
MODE
CL C C D A A A2 Q Q Q Q Q Q Q Q
R ES
01
0 123456 7
L X X X X X X L L L L L L L L Clear
H H H X X X X QN-1
H H L X X X X QN-1
H L H X X X X QN-1
H L L L L L L L QN-1
H L L H L L L H QN-1
H L L L H L L QN-1 L QN-1
H L L H H L L QN-1 H QN-1
H L L L H H H QN-1
H L L H H H H QN-1
NOTES:
X=Don’t care condition
QN-1=Previous output state
L=Low voltage level/“OFF” output state
H=High voltage level/“ON” output state
Memory
Addressable Latch
L
H
Product specification
NE590/591
August 31, 1994
520
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