74LS257B
Motorola
63.27kb
Quad 2-input multiplexer. The LS257B and LS258B are Quad 2-Input Multiplexers with 3-state outputs. They select four bits of data from two sources each under c
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74LS257 - LOW POWER SCHOTTKY
(ON Semiconductor)
SN74LS257B SN74LS258B Quad 2-Input Multiplexer with 3-State Outputs
The LSTTL / MSI SN74LS257B and the SN74LS258B are Quad 2-Input Multiplexers with 3.
74LS257 - 3-STATE Quad 2-Data Selectors/Multiplexers
(Fairchild Semiconductor)
DM74LS257B 3-STATE Quad 2-Data Selectors/Multiplexers
June 1989 Revised November 1999
DM74LS257B 3-STATE Quad 2-Data Selectors/Multiplexers
General .
74LS257 - Quadruple 2-line-to-1-line Data Selectors/Multiplexers
(Hitachi Semiconductor)
19.20 20.00 Max 16 9 7.40 Max 6.30
Unit: mm
1 1.3
1.11 Max
8
0.51 Min
2.54 Min 5.06 Max
7.62
2.54 ± 0.25
0.48 ± 0.10
0.25 – 0.05 0° – 15°
Hit.
74LS257 - TRI-STATE Quad 2-Data Selectors/Multiplexers
(National Semiconductor)
54LS257A DM54LS257B DM74LS257B 54LS258A DM54LS258B DM74LS258B TRI-STATE Quad 2-Data Selectors Multiplexers
June 1989
54LS257A DM54LS257B DM74LS257B .
74LS257B - 3-STATE Quad 2-Data Selectors/Multiplexers
(Fairchild Semiconductor)
DM74LS257B 3-STATE Quad 2-Data Selectors/Multiplexers
June 1989 Revised November 1999
DM74LS257B 3-STATE Quad 2-Data Selectors/Multiplexers
General.
74LS257B - Quad 2-Data Selectors/Multiplexers
(National Semiconductor)
54LS257A DM54LS257B DM74LS257B 54LS258A DM54LS258B DM74LS258B TRI-STATE Quad 2-Data Selectors Multiplexers
June 1989
54LS257A DM54LS257B DM74LS257B .
74LS257B - QUADRUPLE 2-LINE TO 1-LINE DATA SELECTORS/MULTIPLEXERS
(Texas Instruments)
SN54LS257B, SN54LS258B, SN54S257, SN54S258
SN74LS257B, SN74LS258B, SN74S257, SN74S258 QUADRUPLE 2-LINE TO 1-LINE DATA SELECTORS/MULTIPLEXERS
SDLS148 –.
74LS251 - LOW POWER SCHOTTKY
(ON Semiconductor)
SN74LS251 8-Input Multiplexer with 3-State Outputs
The TTL/MSI SN74LS251 is a high speed 8-Input Digital Multiplexer. It provides, in one package, the.
74LS251 - 3-STATE 1-of-8 Line Data Selector/Multiplexer
(Fairchild Semiconductor)
DM74LS251 3-STATE 1-of-8 Line Data Selector/Multiplexer
August 1986 Revised March 2000
DM74LS251 3-STATE 1-of-8 Line Data Selector/Multiplexer
Gener.
74LS251 - 1 of 8 Data Selectors/Multiplexers
(Hitachi Semiconductor)
19.20 20.00 Max 16 9 7.40 Max 6.30
Unit: mm
1 1.3
1.11 Max
8
0.51 Min
2.54 Min 5.06 Max
7.62
2.54 ± 0.25
0.48 ± 0.10
0.25 – 0.05 0° – 15°
Hit.