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HD74LS139 Arkusz danych(PDF) 4 Page - Renesas Technology Corp

Numer części HD74LS139
Szczegółowy opis  Dual 2-line-to-4-line Decoders / Demultiplexers
PDF  7 Pages
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Producent  RENESAS [Renesas Technology Corp]
Strona internetowa  http://www.renesas.com
Logo RENESAS - Renesas Technology Corp

HD74LS139 Arkusz danych(HTML) 4 Page - Renesas Technology Corp

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HD74LS139
Rev.2.00, Feb.18.2005, page 4 of 6
Testing Method
Test Circuit
4.5V
1Y0
Load circuit 1
Output
VCC
RL
CL
Input
P.G.
Zout = 50
Ω
2A
2B
1A
1B
1G
2G
1Y2
1Y3
2Y0
2Y1
2Y2
2Y3
1Y1
Same as Load Circuit 1.
Output
Same as Load Circuit 1.
Output
Same as Load Circuit 1.
Output
Same as Load Circuit 1.
Output
Same as Load Circuit 1.
Output
Same as Load Circuit 1.
Output
Same as Load Circuit 1.
Output
Notes:
1.
CL includes probe and jig capacitance.
2.
All diodes are 1S2074(H).
Waveform
tPLH
tPHL
VOH
VOL
0 V
3 V
VOH
VOL
tPHL
tPLH
10%
90%
1.3 V
1.3 V
1.3 V
1.3 V
1.3 V
1.3 V
10%
90%
Input
In phase output
Out of phase output
tTLH
tTHL
Note:
Input pulse; tTLH
≤ 15 ns, t
THL
≤ 6 ns, PRR = 1 MHz, duty cycle 50%



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