SN54/74LS151 8-INPUT MULTIPLEXER
The TTL / MSI SN54 / 74LS151 is a high speed 8-input Digital Multiplexer. It provides, ...
SN54/74LS151 8-INPUT MULTIPLEXER
The TTL / MSI SN54 / 74LS151 is a high speed 8-input Digital Multiplexer. It provides, in one package, the ability to select one bit of data from up to eight sources. The LS151 can be used as a universal function generator to generate any logic function of four variables. Both assertion and negation outputs are provided.
8-INPUT MULTIPLEXER
LOW POWER
SCHOTTKY
Schottky Process for High Speed Multifunction Capability On-Chip Select Logic Decoding Fully Buffered Complementary Outputs Input Clamp Diodes Limit High Speed Termination Effects
J SUFFIX CERAMIC CASE 620-09
CONNECTION DIAGRAM DIP (TOP VIEW)
VCC 16 I4 15 I5 14 I6 13 I7 12 S0 11 S1 10 S2 9
16 1
16 1
N SUFFIX PLASTIC CASE 648-08
1 I3
2 I2
3 I1
4 I0
5 Z
6 Z
7 E
8 GND
16 1
D SUFFIX SOIC CASE 751B-03
ORDERING INFORMATION
SN54LSXXXJ SN74LSXXXN SN74LSXXXD Ceramic Plastic SOIC
PIN NAMES S0 – S2 E I0 – I7 Z Z Select Inputs Enable (Active LOW) Input Multiplexer Inputs Multiplexer Output (Note b) Complementary Multiplexer Output (Note b)
LOADING (Note a) HIGH 0.5 U.L. 0.5 U.L. 0.5 U.L. 10 U.L. 10 U.L. LOW 0.25 U.L. 0.25 U.L. 0.25 U.L. 5 (2.5) U.L. 5 (2.5) U.L.
LOGIC SYMBOL
7 4 3 2 1 15 14 13 12 E I0 I1 I2 I3 I4 I5 I6 I7 S0 S1 S2 Z Z 6 5
NOTES: a) 1 TTL Unit Load (U.L.) = 40 µA HIGH/1.6 mA LOW. b) The Output LOW drive factor is 2.5 U.L. for Military (54) and 5 U.L. for Commercial (74) Temperature Ranges.
11 10 9
VCC = PIN 16 GND = PIN 8
FAST AND LS TTL DATA 5-252
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