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BU97510CKV-M Datasheet

Multi- function LCD Segment Drivers

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LCD Segment Drivers
Multi- function LCD Segment Drivers
BU97510CKV-M
MAX 216 Segment(54SEGx4COM)
General Description
The BU97510CKV-M is 1/4 or 1/3-Duty general-purpose
LCD driver that can be used for frequency display in
electronic tuners under the control of a microcontroller.
The BU97510CKV-M can drive up to 216 LCD.
Segments directly. The BU97510CKV-M can also
control up to 6 general-purpose output ports.
Features
„ AEC-Q100 Qualified (Note)
„ Either 1/4 or 1/3-Duty can be selected with the Serial
Control Data.
1/4-Duty Drive: Up to 216 Segments
1/3-Duty Drive: Up to 162 Segments
„ Serial Data Control of Frame Frequency for Common
and Segment Output Waveforms.
„ Serial Data Control of Switching between the
Segment Output Port , PWM Output Port and
General-purpose Output Port Functions.(Max 6 port)
„ Built-in OSC Circuit
„ The INHb Pin can force the Display to the off state.
„ Integrated Power-on Reset Circuit
„ No External Component
„ Low Power Consumption Design
(Note) Grade 3
Applications
„ Car Audio, Home Electrical Appliance,
Meter Equipment etc.
Key Specifications
„ Supply Voltage Range:
„ Operating Temperature
Range:
„ Max Segments:
„ Display Duty:
„ Bias:
„ Interface:
+2.7V to +6.0V
-40°C to +85°C
216 Segments
1/3, 1/4 Selectable
1/2, 1/3 Selectable
3wire Serial Interface
Packages
VQFP64
W(Typ.)×D(Typ.)×H(Max.)
VQFP64
12.00mm x 12.00mm x 1.60mm
Typical Application Circuit
+5V
(Note)
VDD
From
Controller
INHb
SCE
SCL
SDI
(P1/G1)
(P6/G6)
(General purpose/PWM ports)
(For use control of backlight)
COM1
CCOOMM23
COM4
S1/P1/G1
S2/P2/G2
S6/P6/G6
S7
S51
OSC/S52
S53
S54
LCD Panel
(Up to 216
Segments)
(Note) Insert capacitors between VDD and VSS C0.1uF
Figure 1. Typical Application Circuit
Product structureSilicon monolithic integrated circuit
.www.rohm.com
© 2014 ROHM Co., Ltd. All rights reserved.
TSZ2211114001
This product is not designed protection against radioactive rays
1/28
TSZ02201-0P4P0D300560-1-2
02.Apr.2015 Rev.003


Rohm Semiconductor Electronic Components Datasheet

BU97510CKV-M Datasheet

Multi- function LCD Segment Drivers

No Preview Available !

BU97510CKV-M
Block Diagram
COM4 COM3 COM2 COM1
S54 S53 S52/OSC ・・・・ S7 S6/P6/G6・・・・・ S1/P1/G1
INHb
VDD
VSS
COMMON Driver
SEGMENT Driver/Latch 
Clock /Timing
Generator
LCD voltage 
Generator VLCD
VDET
VLCD1
VLCD2
Control Register
PWM Register
Shift Register
Serial Interface
Pin Arrangement
SCE SCL
Figure 2. Block Diagram
SDI
Datasheet
49
S49
S50
COM4
COM3
COM2
COM1
S51
VDD
S53
S54
VSS
S52/OSC
INHb
SCE
SCL
SDI
64
32
S32
S31
S30
S29
S28
S27
S26
S25
S24
S23
S22
S21
S20
S19
S18
S17
17
Figure 3. Pin Configuration (TOP VIEW)
www.rohm.com
© 2014 ROHM Co., Ltd. All rights reserved.
TSZ2211115001
2/28
TSZ02201-0P4P0D300560-1-2
02.Apr.2015 Rev.003


Part Number BU97510CKV-M
Description Multi- function LCD Segment Drivers
Maker ROHM
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BU97510CKV-M Datasheet PDF






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