74HC280 データシートの表示（PDF） - Philips Electronics
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74HC280 Datasheet PDF : 7 Pages
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Philips Semiconductors
9-bit odd/even parity generator/checker
Product specification
74HC/HCT280
DC CHARACTERISTICS FOR 74HC
For the DC characteristics see “74HC/HCT/HCU/HCMOS Logic Family Specifications”.
Out put capability: standard
ICC category: MSI
AC CHARACTERISTICS FOR 74HC
GND = 0 V; tr = tf = 6 ns; CL = 50 pF
Tamb (°C)
SYMBOL PARAMETER
74HC
+25
−40 to +85
min. typ. max. min. max.
tPHL/ tPLH propagation delay
In to ∑E
55 200
250
20 40
50
16 34
43
tPHL/ tPLH propagation delay
In to ∑O
63 200
250
23 40
50
18 34
43
tTHL/ tTLH output transition time
19 75
95
7 15
19
6 13
16
UNIT
−40 to +125
min. max.
300 ns
60
51
300 ns
60
51
110 ns
22
19
TEST CONDITIONS
VCC WAVEFORMS
(V)
2.0 Fig.6
4.5
6.0
2.0 Fig.6
4.5
6.0
2.0 Fig.6
4.5
6.0
December 1990
5
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