Ti公司
根据输入选择通道。
引脚:
CD74HC4051
输入状态 | 开启通道 | |||
Enable | S0 | S1 | S2 | |
L | L | L | L | A0 |
L | L | L | H | A1 |
L | L | H | L | A2 |
L | L | H | H | A3 |
L | H | L | L | A4 |
L | H | L | H | A5 |
L | H | H | L | A6 |
L | H | H | H | A7 |
H | X | X | X | None |
CD74HC4052
输入状态 | 开启通道 | ||
ENABLE | S1 | S0 | |
L | L | L | A0,B0 |
L | L | H | A1,B1 |
L | H | L | A2,B2 |
L | H | H | A3,B3 |
H | X | X | None |
CD74HC4053
输入状态 | 开启通道 | |||
ENABLE | S0 | S1 | S2 | |
L | L | L | L | C0,B0,A0 |
L | H | L | L | C0,B0,A1 |
L | L | H | L | C0,B1,A0 |
L | H | H | L | C0,B1,A1 |
L | L | L | H | C1,B0,A0 |
L | H | L | H | C1,B0,A1 |
L | L | H | H | C1,B1,A0 |
L | H | H | H | C1,B1,A1 |
H | X | X | X | None |