74151 8 to 1 Line Data Selector
Pin Arrangement
Truth Table
INPUTS | OUTPUTS | ||||
---|---|---|---|---|---|
SELECT | G' | Y | W | ||
C | B | A | |||
X L L L L H H H H |
X L L H H L L H H |
X L H L H L H L H |
H L L L L L L L L |
L D0 D1 D2 D3 D4 D5 D6 D7 |
H D0' D1' D2' D3' D4' D5' D6' D7' |
Electrical Characteristics
Input | Output | N | LS | ALS | ALS 1000 | F | S | AS | AS 1000 | HC | HCT | Unit [max] |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Data | Y | 27 | 32 | 15 | - | 11 | 12 | 11 | - | 49 | - | nS |
W | 14 | 21 | 15 | - | 7 | 7 | 6.5 | - | 46 | - | nS | |
Select | Y | 28 | 43 | 24 | - | 15 | 18 | 15 | - | 63 | - | nS |
W | 30 | 32 | 24 | - | 9 | 15 | 12 | - | 51 | - | nS | |
G' | Y | 33 | 42 | 19 | - | 13 | 18 | 14 | - | 35 | - | nS |
W | 23 | 30 | 23 | - | 10 | 13 | 10 | - | 32 | - | nS |
N | LS | ALS | ALS 1000 | F | S | AS | AS 1000 | Unit | ||
---|---|---|---|---|---|---|---|---|---|---|
Select | H ![]() | 40 | 20 | 40 | - | 20 | 50 | 40 | - | uA |
L ![]() | 1.6 | 0.4 | 1 | - | 0.6 | 2 | 0.6 | - | mA | |
etc. | H ![]() | 40 | 20 | 20 | - | 20 | 50 | 40 | - | uA |
L ![]() | 1.6 | 0.4 | 0.5 | - | 0.6 | 2 | 0.6 | - | mA |
N | LS | ALS | ALS 1000 | F | S | AS | AS 1000 | HC | HCT | Unit | ||
---|---|---|---|---|---|---|---|---|---|---|---|---|
All outputs | H ![]() | 0.8 | 0.4 | 2.6 | - | 1 | 1 | 15 | - | 4 | - | mA |
L ![]() | 16 | 8 | 24 | - | 20 | 20 | 48 | - | 4 | - | mA |
Reference