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74ALS139 Datenblatt(PDF) 5 Page - NXP Semiconductors

Teilenummer 74ALS139
Bauteilbeschribung  Dual 1-of-4 decoder/demultiplexer
PDF  8 Pages
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Hersteller  PHILIPS [NXP Semiconductors]
Direct Link  http://www.nxp.com
Logo PHILIPS - NXP Semiconductors

74ALS139 Datenblatt(HTML) 5 Page - NXP Semiconductors

  74ALS139 Datasheet HTML 1Page - NXP Semiconductors 74ALS139 Datasheet HTML 2Page - NXP Semiconductors 74ALS139 Datasheet HTML 3Page - NXP Semiconductors 74ALS139 Datasheet HTML 4Page - NXP Semiconductors 74ALS139 Datasheet HTML 5Page - NXP Semiconductors 74ALS139 Datasheet HTML 6Page - NXP Semiconductors 74ALS139 Datasheet HTML 7Page - NXP Semiconductors 74ALS139 Datasheet HTML 8Page - NXP Semiconductors  
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Philips Semiconductors
Product specification
74ALS139
Dual 1-of-4 decoder/demultiplexer
1991 Feb 08
5
TEST CIRCUIT AND WAVEFORMS
tw
90%
VM
10%
90%
VM
10%
90%
VM
10%
90%
VM
10%
NEGATIVE
PULSE
POSITIVE
PULSE
tw
AMP (V)
0.3V
0.3V
tTHL (tff)
INPUT PULSE REQUIREMENTS
Rep.Rate
tw
tTLH
tTHL
1MHz
500ns
2.0ns
2.0ns
Input Pulse Definition
VCC
Family
74ALS
D.U.T.
PULSE
GENERATOR
RL
CL
RT
VIN
VOUT
Test Circuit for Totem-pole Outputs
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.
tTHL (tf )
tTLH (tr )
tTLH (tr )
AMP (V)
Amplitude
3.5V
1.3V
VM
SC00005



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