HCT244 Просмотр технического описания (PDF) - System Logic Semiconductor
Номер в каталоге
Компоненты Описание
Список матч
HCT244 Datasheet PDF : 5 Pages
| |||
SL74HCT244
AC ELECTRICAL CHARACTERISTICS(VCC =5.0 V ± 10%, CL=50pF,Input tr=tf=6.0 ns)
Guaranteed Limit
Symbol
Parameter
25 °C to ≤85°C ≤125°C Unit
-55°C
tPLH, tPHL Maximum Propagation Delay, A to YA or B to YB
20
25
30
ns
(Figures 1 and 3)
tPLZ, tPHZ Maximum Propagation Delay , Output Enable to
26
33
39
ns
YA or YB (Figures 2 and 4)
tPZL, tPZH MaximumPropagation Delay , Output Enable to
22
28
33
ns
YA or YB (Figures 2 and 4)
tTLH, tTHL Maximum Output Transition Time, Any Output
(Figures 1 and 3)
12
15
18
ns
CIN
Maximum Input Capacitance
COUT Maximum Three-State Output Capacitance
(Output in High-Impedance State)
10
10
10
pF
15
15
15
pF
Power Dissipation Capacitance (Per Enabled
Output)
CPD Used to determine the no-load dynamic power
consumption:
PD=CPDVCC2f+ICCVCC
Typical @25°C,VCC=5.0 V
55
pF
Figure 1. Switching Waveforms
Figure 2. Switching Waveforms
Figure 3. Test Circuit
SLS
System Logic
Semiconductor
Figure 4. Test Circuit
Share Link: 