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.
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2011.11 - Rev.B
