BU97981KV is a low-duty LCD segment driver capable of controlling up to 196 segments with a maximum of 49 segment outputs and 4 common outputs. It features integrated RAM for display data, which helps reduce CPU load. The device supports multiple output modes, including segment/LED and segment/general-purpose output modes, with up to 31 general-purpose outputs available. It includes a built-in 3-channel LED driver circuit and supports PWM generation with selectable resolutions of 8-bit or 12-bit. The operating voltage ranges from 1.8V to 3.6V for logic and 3.3V to 5.5V for LCD driving. The device operates within a temperature range of -30¬8C to +75¬8C and incorporates features such as a power-on-reset circuit, an integrated oscillator, and a standby mode, making it suitable for various applications including consumer electronics and portable devices.
BU97981KV is a 1/4, 1/3duty or Static general-purpose LCD driver that can be used for consumer / battery operated products and can drive up to 196 LCD Segments.
It has integrated display RAM for reducing CPU load. Also, it is designed with low power consumption and no external component needed.
It can support up to 31 general-purpose outputs to control LED devices and can control 3ch LED driver that able to support LED PWM illumination.
BU97981KV is a 1/4, 1/3duty or Static general-purpose LCD driver that can be used for consumer / battery operated products and can drive up to 196 LCD Segments. It has integrated display RAM for reducing CPU load. Also, it is designed with low power consumption and no external component needed. It can support up to 31 general-purpose outputs to control LED devices and can control 3ch LED driver that able to support LED PWM illumination.
| ROHM Semiconductor GmbH | ROHM Semiconductor USA, LLC | |
|---|---|---|
| Product Category | IC Interfaces | IC Interfaces |
| Product Number | BU97981KV | BU97981KV |
| Product Name | Low Duty LCD Segment Drivers | Low Duty LCD Segment Drivers |
| Device Type | LCD Driver | LCD Driver |
