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PDF 74F174 Data sheet ( Hoja de datos )
| Número de pieza | 74F174 | |
| Descripción | Hex D flip-flops | |
| Fabricantes | NXP Semiconductors | |
| Logotipo |  |
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INTEGRATED CIRCUITS
74F174
Hex D flip-flops
Product specification
IC15 Data Handbook
Philips
Semiconductors
1988 Oct 07
1 page  
Philips Semiconductors
Hex D flip-flop
Product specification
74F174
AC WAVEFORMS
For all waveforms, VM = 1.5V.
The shaded areas indicate when the input is permitted to change for predictable output performance.
1/fMAX
tw(L)
CP VM
tw(H)
VM
tPHL
tPLH
Qn VM
VM
SF00166
Waveform 1. Propagation Delay, Clock Input to Output,
Clock Pulse Width, and Maximum Clock Frequency
Dn VM VM
ts(H) th(H)
CP VM
VM VM
ts(L) th(L)
VM
SF00191
Waveform 3. Data Setup and Hold Times
MR VM
tw(L)
CP
tPHL
VM
tREC
VM
Qn VM
SF00158
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.
NEGATIVE
PULSE
90%
tw
VM
10%
tTHL (tf )
VM
10%
tTLH (tr )
90%
AMP (V)
0V
RT CL RL
Test Circuit for Totem-Pole Outputs
POSITIVE
PULSE
10%
tTLH (tr )
90%
VM
tw
tTHL (tf )
90%
VM
AMP (V)
10%
0V
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
family
74F
INPUT PULSE REQUIREMENTS
amplitude VM rep. rate
tw tTLH
3.0V 1.5V 1MHz 500ns 2.5ns
tTHL
2.5ns
SF00006
October 7, 1988
5
5 Page | ||
| Páginas | Total 8 Páginas | |
| PDF Descargar | [ Datasheet 74F174.PDF ] | |
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