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74AHC273 View Datasheet(PDF) - Philips Electronics

Part Name
Description
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74AHC273 Datasheet PDF : 20 Pages
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Philips Semiconductors
Octal D-type flip-flop with reset;
positive-edge trigger
Product specification
74AHC273; 74AHCT273
Family 74AHCT
Over recommended operating conditions; voltage are referenced to GND (ground = 0 V).
TEST CONDITIONS
Tamb (°C)
SYMBOL PARAMETER
OTHER
25
40 to +85 40 to +125 UNIT
VCC (V)
MIN. TYP. MAX. MIN. MAX. MIN. MAX.
VIH
HIGH-level input
voltage
4.5 to 5.5 2.0
2.0
2.0
V
VIL
LOW-level input
voltage
4.5 to 5.5 − −
0.8 0.8 0.8 V
VOH
HIGH-level
VI = VIH or VIL;
4.5
output voltage; IO = 50 µA
all outputs
4.4 4.5
4.4
4.4
V
HIGH-level
VI = VIH or VIL;
4.5
output voltage IO = 8.0 mA
VOL
LOW-level output VI = VIH or VIL; 4.5
voltage; all
IO = 50 µA
outputs
3.94
0
3.8
3.70
V
0.1 0.1 0.1 V
LOW-level output VI = VIH or VIL; 4.5
voltage
IO = 8.0 mA
−−
0.36 0.44 0.55 V
II
input leakage
VI = VIH or VIL
5.5
−−
0.1 1.0 2.0 µA
current
IOZ
ICC
ICC
CI
3-state output
OFF current
VI = VIH or VIL;
5.5
VO = VCC or GND
per input pin;
−−
other inputs at
VCC or GND;
IO = 0
quiescent supply VI = VCC or GND; 5.5
current
IO = 0
−−
additional
VI = VCC 2.1 V; 4.5 to 5.5 − −
quiescent supply other inputs at
current per input VCC or GND;
pin
IO = 0
input
3
capacitance
±0.25 − ±2.5 − ±10.0 µA
4.0
1.35
40
1.5
80 µA
1.5 mA
10 10 10 pF
1999 Sep 01
8
 

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