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74ALS109A Fiches technique(PDF) 6 Page - NXP Semiconductors

No de pièce 74ALS109A
Description  Dual J-K positive edge-triggered flip-flop with set and reset
Download  9 Pages
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Fabricant  PHILIPS [NXP Semiconductors]
Site Internet  http://www.nxp.com
Logo PHILIPS - NXP Semiconductors

74ALS109A Fiches technique(HTML) 6 Page - NXP Semiconductors

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Philips Semiconductors
Product specification
74ALS109A
Dual J-K positive edge triggered flip-flop
with set and reset
1991 Feb 08
6
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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