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74LCXH16244 데이터시트(PDF) 4 Page - Fairchild Semiconductor

부품명 74LCXH16244
상세설명  Low Voltage 16-Bit Buffer/Line Driver with Bushold
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제조업체  FAIRCHILD [Fairchild Semiconductor]
홈페이지  http://www.fairchildsemi.com
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74LCXH16244 데이터시트(HTML) 4 Page - Fairchild Semiconductor

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4
DC Electrical Characteristics (Continued)
Note 4: An external driver must source at least the specified current to switch from LOW-to-HIGH.
Note 5: An external driver must sink at least the specified current to switch from HIGH-to-LOW.
AC Electrical Characteristics
Note 6: Skew is defined as the absolute value of the difference between the actual propagation delay for any two separate outputs of the same device. The
specification applies to any outputs switching in the same direction, either HIGH-to-LOW (tOSHL) or LOW-to-HIGH (tOSLH). Parameter guaranteed by design.
Symbol
Parameter
Conditions
VCC
TA = −40°C to +85°C
Units
(V)
Min
Max
II(HOLD)
Bushold Input Minimum
VIN = 0.7V
2.3
45
µA
Drive Hold Current
VIN = 1.7V
−45
VIN = 0.8V
3.0
75
VIN = 2.0V
−75
II(OD)
Bushold Input Over-Drive
(Note 4)
2.7
300
µA
Current to Change State
(Note 5)
−300
(Note 4)
3.6
450
(Note 5)
−450
IOZ
3-STATE Output Leakage
0
≤ V
O ≤ 5.5V
2.3
− 3.6
±5.0
µA
VI = VIH or VIL
IOFF
Power-Off Leakage Current
VO = 5.5V
0
10
µA
ICC
Quiescent Supply Current
VI = VCC or GND
2.3
− 3.6
20
µA
∆I
CC
Increase in ICC per Input
VIH = VCC −0.6V
2.3
− 3.6
500
µA
Symbol
Parameter
TA = −40°C to +85°C, RL = 500 Ω
Units
VCC = 3.3V ± 0.3V
VCC = 2.7V
VCC = 2.5V ± 0.2V
CL = 50 pF
CL = 50 pF
CL = 30 pF
Min
Max
Min
Max
Min
Max
tPHL
Propagation Delay
1.0
4.5
1.0
5.2
1.0
5.4
ns
tPLH
Data to Output
1.0
4.5
1.0
5.2
1.0
5.4
tPZL
Output Enable Time
1.0
5.5
1.0
6.3
1.0
7.2
ns
tPZH
1.05.5
1.06.3
1.07.2
tPLZ
Output Disable Time
1.0
5.4
1.0
5.7
1.0
6.5
ns
tPHZ
1.05.4
1.05.7
1.06.5
tOSHL
Output to Output Skew (Note 6)
1.0
ns
tOSLH
1.0


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