HD74LS145_15 Datasheet, PDF (4/7 Pages) Renesas Technology Corp – BCD-to-Decimal Decoder / Driver (with 15 V outputs)

HD74LS145
Testing Method
Test Circuit
4.5V
P.G.
Z_out = 50Ω
Input
V_CC
0
1
A
2
3
B
4
C
5
6
D
7
8
9
Preliminary
Output
R_L
C_L
Waveform
t_TLH
t_THL
90%
90%
3V
Input
1.3 V
1.3 V
10%
10%
0V
t_PLH
t_PHL
In phase output
1.3 V
t_PHL
1.3 V
t_PLH
V_OH
V_OL
Out of phase output
1.3 V
V_OH
1.3 V
V_OL
Note: Input pulse; t_TLH  15 ns, t_THL  6 ns, PRR = 1 MHz, duty cycle 50%
R04DS0007EJ0400 Rev.4.00
Dec 24, 2010
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