SN74LS257D Ver la hoja de datos (PDF) - Motorola => Freescale
Número de pieza
componentes Descripción
fabricante
SN74LS257D Datasheet PDF : 6 Pages
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SN54/74LS257B D SN54/74LS258B
LOGIC DIAGRAMS
E0
15
I0a
2
I1a
3
SN54 / 74LS257B
I0b
5
I1b
6
I0c
14
I1c
13
I0d
11
I1d
10
S
1
4
Za
E0
15
I0a
2
I1a
3
7
12
9
Zb
Zc
Zd
SN54 / 74LS258B
I0b
5
I1b
6
I0c
14
I1c
13
I0d
11
I1d
10
S
1
VCC = PIN 16
GND = PIN 8
= PIN NUMBERS
4
Za
7
12
9
Zb
Zc
Zd
FAST AND LS TTL DATA
5-428
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