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PDF 74ALS273D Data sheet ( Hoja de datos )
| Número de pieza | 74ALS273D | |
| Descripción | Octal D-type flip-flop | |
| Fabricantes | NXP Semiconductors | |
| Logotipo |  |
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INTEGRATED CIRCUITS
74ALS273
Octal D–type flip–flop
Product specification
IC05 Data Handbook
Philips
Semiconductors
1991 Feb 08
1 page  
Philips Semiconductors
Octal D-type flip-flop
Product specification
74ALS273
AC WAVEFORMS
For all waveforms, VM = 1.3V.
1/fmax
CP VM
tw(H)
tPHL
VM
tw(L)
VM
tPLH
Qn VM
VM
SF00294
Waveform 1. Propagation Delay for Clock Input to Output,
Clock Pulse Width, and Maximum Clock Frequency
Dn VM VM
tsu(H) th(H)
VM VM
tsu(L) th(L)
CP VM
VM
SC00064
Waveform 3. Data Setup and Hold Times
MR VM
tw(L)
CP
tPHL
VM
tREC
VM
Qn VM
SC00065
Waveform 2. Master Reset Pulse Width, Master Reset to
Output Delay, and Master Reset to Clock Recovery Time
TEST CIRCUIT AND WAVEFORMS
PULSE
GENERATOR
VIN
VCC
VOUT
D.U.T.
90%
NEGATIVE
PULSE
tw
VM
10%
tTHL (tff)
VM
10%
tTLH (tr )
90%
AMP (V)
0.3V
RT CL RL
Test Circuit for Totem-pole Outputs
POSITIVE
PULSE
10%
tTLH (tr )
90%
VM
tw
tTHL (tf )
90%
VM
AMP (V)
10%
0.3V
DEFINITIONS:
RL = Load resistor;
see AC electrical characteristics for value.
CL = Load capacitance includes jig and probe capacitance;
see AC electrical characteristics for value.
RT = Termination resistance should be equal to ZOUT of
pulse generators.
Input Pulse Definition
INPUT PULSE REQUIREMENTS
Family
Amplitude VM Rep.Rate tw tTLH
74ALS 3.5V 1.3V 1MHz 500ns 2.0ns
tTHL
2.0ns
SC00005
1991 Feb 08
5
5 Page | ||
| Páginas | Total 9 Páginas | |
| PDF Descargar | [ Datasheet 74ALS273D.PDF ] | |
Hoja de datos destacado
| Número de pieza | Descripción | Fabricantes |
| 74ALS273 | Octal D-type flip-flop | NXP Semiconductors |
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| 74ALS273DB | Octal D-type flip-flop | NXP Semiconductors |
| 74ALS273N | Octal D-type flip-flop | NXP Semiconductors |
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