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HD74LS259 Folha de dados(PDF) 5 Page - Renesas Technology Corp

Nome de Peças HD74LS259
Descrição Electrónicos  8-bit Address Latch
PDF  8 Pages
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Fabricante Electrônico  RENESAS [Renesas Technology Corp]
Página de início  http://www.renesas.com
Logo RENESAS - Renesas Technology Corp

HD74LS259 Folha de dados(HTML) 5 Page - Renesas Technology Corp

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HD74LS259
Rev.2.00, Feb.18.2005, page 5 of 7
Testing Method
Test Circuit
4.5V
Q0
Load circuit 1
Output
VCC
RL
CL
Input
P.G.
Zout = 50
Ω
Input
P.G.
Zout = 50
Ω
A
B
C
D
G
Clear
Q2
Q3
Q4
Q5
Q6
Q7
Q1
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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