ZHCSQ80D November 1998 – March 2022 CD54HC251 , CD54HCT251 , CD74HC251 , CD74HCT251
PRODUCTION DATA
请参考 PDF 数据表获取器件具体的封装图。
INPUTS | OUTPUT | ||||
---|---|---|---|---|---|
SELECT | OUTPUT CONTROL OE | Y | Y | ||
S2 | S1 | S0 | |||
X | X | X | H | Z | Z |
L | L | L | L | I0 | I0 |
L | L | H | L | I1 | I1 |
L | H | L | L | I2 | I2 |
L | H | H | L | I3 | I3 |
H | L | L | L | I4 | I4 |
H | L | H | L | I5 | I5 |
H | H | L | L | I6 | I6 |
H | H | H | L | I7 | I7 |