5414 データシートの表示（PDF） - Motorola => Freescale
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5414 Datasheet PDF : 8 Pages
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MC54/74HC14A
AC CHARACTERISTICS (CL = 50pF, Input tr = tf = 6ns)
Symbol
Parameter
VCC
Guaranteed Limit
V –55 to 25°C ≤85°C
≤125°C Unit
tPLH,
tPHL
Maximum Propagation Delay, Input A or B to Output Y
(Figures 1 and 2)
2.0
75
3.0
30
4.5
15
6.0
13
95
110
ns
40
55
19
22
16
19
tTLH,
tTHL
Maximum Output Transition Time, Any Output
(Figures 1 and 2)
2.0
75
3.0
27
4.5
15
6.0
13
95
110
ns
32
36
19
22
16
19
Cin
Maximum Input Capacitance
10
10
10
pF
NOTE: For propagation delays with loads other than 50 pF, and information on typical parametric values, see Chapter 2 of the Motorola High–
Speed CMOS Data Book (DL129/D).
Typical @ 25°C, VCC = 5.0 V
CPD Power Dissipation Capacitance (Per Inverter)*
22
pF
* Used to determine the no–load dynamic power consumption: PD = CPD VCC2f + ICC VCC. For load considerations, see Chapter 2 of the
Motorola High–Speed CMOS Data Book (DL129/D).
tf
tr
INPUT A
90%
50%
10%
tPLH
OUTPUT Y
90%
50%
10%
tTLH
VCC
GND
tPHL
tTHL
Figure 1. Switching Waveforms
DEVICE
UNDER
TEST
TEST
POINT
OUTPUT
CL*
*Includes all probe and jig capacitance
Figure 2. Test Circuit
MOTOROLA
4
High–Speed CMOS Logic Data
DL129 — Rev 6
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