74HCT27D 데이터 시트보기 (PDF) - Philips Electronics
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74HCT27D Datasheet PDF : 5 Pages
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Philips Semiconductors
Triple 3-input NOR gate
Product specification
74HC/HCT27
DC CHARACTERISTICS FOR 74HC
For the DC characteristics see “74HC/HCT/HCU/HCMOS Logic Family Specifications”.
Output capability: standard
ICC category: SSI
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
nA, nB, nC to nY
28 90
115
10 18
23
8 15
20
tTHL/ tTLH output transition time
19 75
95
7 15
19
6 13
16
UNIT
−40 to +125
min. max.
135 ns
27
23
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
December 1990
4
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