BU9794AKV-E2 Drivers & Interfaces by Rohm

Low Duty LCD Segment Drivers


BU9794AKV is a 1/4 duty general-purpose LCD driver that can be used for consumer / battery operated products and can drive up to 200 LCD Segments. It has integrated display RAM for reducing CPU load. Also, it is designed with low power consumption and no external component needed.

Where to Buy

Prices starting from US$1.19

Distributor Stock
Logo for Farnell
Farnell
from US$1.57
No stock
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Logo for CoreStaff
CoreStaff
from US$1.19
1,000
in stock
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Logo for Chip One Stop
Chip One Stop
from US$3.18
50
in stock
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Logo for Newark Electronics
Newark Electronics
from US$1.96
-
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Logo for Future Electronics
Future Electronics
from US$1.55
-
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Logo for Avnet America
Avnet America
from US$1.46
-
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Logo for element14
element14
from US$1.72
-
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Features

1/4duty driving: Max 200 segments
Integrated display data RAM: 50 x 4bit
1/3 or 1/2 bias setting selectable
Power supply for Interface: 2.5V to 5.5V
Power supply for LCD: 2.5V to 5.5V
Integrated LCD voltage driving circuit
Integrated oscillation circuit for LCD frame frequency
Line or Frame inversion driving selectable
Support 3 wire serial interface
Support INHb terminal to control Display ON/OFF
Integrated power on reset circuit
No external components required
Low power consumption design

Specifications

Grade Consumer
Segment Element 200
Duty 1/4
Bias 1/3, 1/2
Elements of MUX 1:4 200
Interface [line serial] 3wire
Interface Voltage (Min.)[V] 2.5
Interface Voltage (Max.)[V] 5.5
Power Supply for LCD (Min.) [V] 2.5
Power Supply for LCD (Max.) [V] 5.5
LCD Driving Waveform Line/Frame
Operating Temperature (Min.)[°C] -40
Operating Temperature (Max.)[°C] 85
Package Size [mm] 12x12 (t=1.6)

Alternative Descriptions

Lcd Driver, 200Seg, 5.5V, Vqfp-64 | Newark Electronics
Standard LCD Segment Driver in a VQFP64 package | Future Electronics
LCD DRVR 2.5V/5.5V 64-Pin VQFP Embossed T/R | Avnet America
LCD DRIVER, 200SEG, 5.5V, VQFP-64 | element14


Frequently Asked Questions

Where can I find additional details, specifications and documents for a BU9794AKV-E2?

Additional datasheets, footprints and schematics for BU9794AKV-E2 are listed on our Part Details page. You can also find images and similar parts to BU9794AKV-E2 on this page.

What pricing and inventory information can I view?

Distributor pricing and stock information is available for BU9794AKV-E2 on our Product Comparison page. Access via the 'View Pricing & Stock' button to view BU9794AKV-E2 price breaks, MOQs, lead times, inventory and SKUs from distributors.

What category does BU9794AKV-E2 fall under?

The BU9794AKV-E2 is listed under Semiconductors - ICs > Drivers & Interfaces > Display Drivers.

Can I view similar or alternative parts?

You can view similar parts to BU9794AKV-E2 when available in the Display Drivers range under the specifications section at the bottom of the details page.

Who can I contact for technical support of the product?

Submit any questions directly to the customer support team of the distributor listing the product. For the BU9794AKV-E2 you can contact the distributor directly for product support, shipping queries etc.

Is the BU9794AKV-E2 RoHS compliant?

Yes. This part has been flagged as RoHS Compliant by ROHM Semiconductor.

Which authorised distributors for BU9794AKV-E2 have stock available?

Authorised distributors including CoreStaff, Chip One Stop, Newark Electronics, Future Electronics and Avnet America have stock available or on a lead time for BU9794AKV-E2.

How do I check stock and lead times for all distributors?

Stock availability and lead times will be displayed for BU9794AKV-E2 often in real-time on the comparison pages.

What if I can't find stock of BU9794AKV-E2?

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