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74HCT7273 数据表(PDF) 8 Page - NXP Semiconductors

部件名 74HCT7273
功能描述  Octal D-type flip-flop with reset; positive edge-trigger; open drain outputs
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制造商  PHILIPS [NXP Semiconductors]
网页  http://www.nxp.com
标志 PHILIPS - NXP Semiconductors

74HCT7273 数据表(HTML) 8 Page - NXP Semiconductors

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1999 Oct 01
8
Philips Semiconductors
Product specification
Octal D-type flip-flop with reset; positive
edge-trigger; open drain outputs
74HCT7273
DC CHARACTERISTICS
Over recommended operating conditions; voltages are referenced to GND (ground=0V).
Note
1. The value off additional quiescent supply current (
∆ICC) for a unit load of 1 is given in the specifications. To determine
∆ICC per input, multiply this value by the unit load coefficient shown in Table 1.
Table 1
SYMBOL
PARAMETER
TEST CONDITIONS
Tamb (°C)
UNIT
OTHER
VCC (V)
25
−40 to +85 −40 to +125
MIN. TYP. MAX. MIN. MAX. MIN. MAX.
VIH
HIGH-level input
voltage
4.5 to 5.5
2.0
1.6
2.0
2.0
V
VIL
LOW-level input
voltage
4.5 to 5.5
1.2
0.8
0.8
0.8
V
VOL
LOW-level
output voltage
VI =VIH or VIL;
IO =20 µA
4.5
0
0.1
0.1
0.1
V
VI =VIH or VIL;
IO = 4.0 mA
4.5
0.15 0.26
0.33
0.4
V
II
input leakage
current
VI =VIH or VIL
5.5
−−
0.1
1.0
1.0
µA
IOZ
HIGH level
output leakage
current
VI =VIL;
VO =VCC or GND
4.5 to 5.5
−−
±0.5
−±5.0
−±10.0 µA
ICC
quiescent supply
current
VI =VCC or GND;
IO =0
5.5
−−
8.0
80
160
µA
∆I
CC
additional
quiescent supply
current per input
pin
VI =VCC − 2.1 V
other inputs at
VCC or GND;
IO = 0; note 1
4.5 to 5.5
100
360
450
490
µA
INPUT
UNIT LOAD COEFFICIENT
MR
1.50
CP
1.50
Dn
0.40


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