BU9799KV-E2, LCD Driver 200-Segments, 2.5 → 5.5 V, 64-Pin VQFP

  • RS Stock No. 185-0968
  • Mfr. Part No. BU9799KV-E2
  • Manufacturer ROHM
Product overview and Technical data sheets
Legislation and Compliance
RoHS Certificate of Compliance
Product Details

BU9799KV 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. It can support LCD contrast adjustment by its EVR function.

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 2 wire serial interface
Support INHb terminal to control Display ON/OFF
Integrated EVR function to adjust LCD contrast
Integrated power on reset circuit
No external components required
Low power consumption design

Attribute Value
Number of Segments 200
Maximum Clock Frequency 104Hz
Maximum Supply Current 20 μA
Mounting Type Surface Mount
Package Type VQFP
Pin Count 64
Typical Operating Supply Voltage 2.5 → 5.5 V
Dimensions 10 x 10 x 1.4mm
Height 1.4mm
Width 10mm
Length 10mm
Maximum Operating Temperature +85 °C
Minimum Operating Temperature -40 °C
10 In stock for delivery within 3 working days
Price Each (In a Pack of 10)
HK$ 32.17
(exc. GST)
Per unit
Per Pack*
10 - 40
50 - 90
100 - 490
500 +
*price indicative