说明
HV7022C是一种具有推挽输出的低电压串行到高电压并行转换器。它特别适合用作AC薄膜电致发光(ACTFEL)显示器中的对称行驱动器。HV7022C提供34条输出线、一个方向(DIR)引脚以提供CW或CCW移位寄存器加载、输出使能(OE)和极性(POL)控制。在输入数据之后(在CLK的下降沿上),如果POL为高,则逻辑高将导致输出摆动到VPP,或者如果POL低,则导致输出摆动至GND。
特性
- HVCMOS® technology
- Symmetric row drive (reduces latent imaging inACTFEL displays)
- Output voltage up to +230V
- Low power level shifting
- Source/sink current minimum 70mA
- Shift register speed 4.0MHz
- Pin-programmable shift direction
参数
类型 | 描述 |
Type | Source-Sink |
Output Channels | 34 |
Vout Operating (V) - Transient | 250 |
Vout Operating (V) - Sustained | 230 |
Iout (mA) per Channel | ±70 |
Output Structure | Half-Bridge |
Input Structure | Serial |
Minimum Data Clock (MHz) | 4 |
General Description | Serial to parallel converter with direction, enable, and polary select; particularly useful for ACTFEL displays |
Package | PLCC-44 |



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