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BU2872AK 数据表(PDF) 1 Page - Rohm |
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BU2872AK 数据表(HTML) 1 Page - Rohm |
1 / 4 page 1 Standard ICs FL tube driver BU2872AK The BU2872AK is a driver IC for the FL display unit. It has a total of 22 high withstanding voltage output pins, and supports displays ranging from 11-segment 11-character displays to 16-segment 4-character displays. A key scan function, LED drive output, and a general-purpose input pin make this IC ideal for use in the front panels of VTRs and other equipment. A serial interface enables control of all functions through a microcomputer. •Applications VCRs •Block diagram SEGMENT Driver latch K1 K4 L4 L1 SW4 SW1 G1 G6 CONTROL LOGIC OSC 16bit latch 16bit × 11word Display DATA RAM S / G Driver 8bit shift - REG. (4 × 6) KEY DATA •Features 1) High withstanding voltage output. 2) Display modes: 11S × 11G ~16S × 4G 3) Variable display luminance (7 steps). 4) 3-wire serial interface. 5) Key scanning function (6 × 4). 6) Internal pull-down resistance (high withstanding volt- age output). 7) QFP 44-pin package. |
类似零件编号 - BU2872AK |
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类似说明 - BU2872AK |
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