ROHM BU9795AKV Data Sheet
Summary
Streamline your embedded display design with this advanced series of ultra-low power LCD segment drivers. Engineered to simplify complex circuit requirements, these integrated solutions feature built-in RAM, reliable oscillation circuits, and customizable serial interfaces (2/3-wire). Suitable for a vast range of applications—including portable POS systems, medical devices, digital cameras, and home appliances—they provide dependable, low-power performance ideal for professionals developing user-facing electronic equipment.
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LCD Segment Drivers
Standard Segment Drivers BU9795AKV/FV/GUW,BU9794AKV,BU97950FUV/KS2 No.11044EBT06
●Description ROHM standard function segment driver series achieve “Ultra-Low power consumption”. Also these drivers need not external components. And this driver series is very simple that only has segment driver function. So, these driver series are very suitable to add in LCD display function for various applications.
●Features (BU9795AKV/FV/GUW, BU9794AKV) 1) 3wire serial interface 2) Integrated RAM for display data (DDRAM) 3) Power supply circuit for LCD driving 1/2, 1/3Bias selectable 1/4Duty Integrated Buffer AMP 4) Integrated Oscillation circuit 5) Integrated Power-on Reset circuit 6) No external components 7) Support blink function 8) Support standby mode 9) Low voltage / Ultra low power consumption design 10) Support unity voltage supply (BU9795AKV/FV/GUW) 11) Support Independent power supply circuit for LCD driving (BU9794AKV)
●Features (BU97950FUV/KS2) 1) 2wire serial interface 2) Integrated RAM for display data (DDRAM) 3) Integrated Power supply circuit for LCD driving 1/4 Bias 1/8 Duty Integrated Buffer AMP 4) Integrated Oscillation circuit 5) Integrated Power-on Reset circuit 6) No external components 7) Support standby mode 8) Low voltage / Ultra low power consumption design 9) Integrated Electrical volume register (EVR) function 10) Support Register Read function 11) Support Independent power supply circuit for LCD driving
●Applications Telephone, FAX, Portable equipment (POS, ECR, PDA etc.), DSC, Digital video camera, Home electrical appliance, Meter equipment, Healthcare equipment etc.
www.rohm.com 2011.11 - Rev.B
© 2011 ROHM Co., Ltd. All rights reserved.
Page Summary Contents For ROHM BU9795AKV Data Sheet
Manual Details
| Brand | ROHM |
|---|---|
| Pages | 16 |
| File Size | 411.26 KB |
| Published | May 31, 2026 |
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Frequently Asked Questions
Are external components required to use these segment drivers?
No, the driver series is designed with integrated functions and does not require external components.
What types of serial interfaces are available in this product line?
The models support both a 3wire and a 2wire serial interface depending on the specified variant.
Can these drivers be used in life-critical systems like medical equipment?
No, they are not designed for equipment requiring an extremely high level of reliability (e.g., medical or transportation machinery).
What is the recommended operating temperature range?
The recommended operating temperature range for these products is -40 to +85 °C.