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CD74HCT4543高速硅栅是一种BCD至7段锁存器/解码器/驱动器,主要用于直接驱动液晶显示器。锁存使能(LD)为低电平时,锁存器可以存储BCD输入。当锁存器使能为高电平时,锁存器被禁用,使输出对BCD输入透明。该器件具有高电平有效消隐输入(BI)和相位输入(PH),方波应用于液晶应用。该方波也应用于液晶显示器的背板。
1μA@ V OL ,V OH | Function |
| Technology Family |
| VCC (Min) (V) |
| VCC (Max) (V) |
| Channels (#) |
| Voltage (Nom) (V) |
| F @ Nom Voltage (Max) (Mhz) |
| ICC @ Nom Voltage (Max) (mA) |
| tpd @ Nom Voltage (Max) (ns) |
| Configuration |
| Type |
| IOL (Max) (mA) |
| IOH (Max) (mA) |
| Rating |
| Operating Temperature Range (C) |
| Package Group |
| Package Size: mm2:W x L (PKG) |
| Bits (#) |
| Digital input leakage (Max) (uA) |
| ESD Charged Device Model (kV) |
| ESD HBM (kV) |
| CD74HCT4543 |
|---|
| Decoder Demultiplexer |
| HCT |
| 4.5 |
| 5.5 |
| 1 |
| 5 |
| 25 |
| 0.08 |
| 80 |
| 4:7 |
| Standard |
| 4 |
| -4 |
| Catalog |
| -55 to 125 |
| PDIP |
| See datasheet (PDIP) |
| 7 |
| 5 |
| 0.75 |
| 2 |
| 无样片 |