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BU97941FV-E2

Description
LCD Drivers Multifunction LCD Segment Driver
Categorysemiconductor    Other integrated circuit (IC)   
File Size1MB,27 Pages
ManufacturerROHM Semiconductor
Websitehttps://www.rohm.com/
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BU97941FV-E2 Overview

LCD Drivers Multifunction LCD Segment Driver

BU97941FV-E2 Parametric

Parameter NameAttribute value
Product CategoryLCD Drivers
ManufacturerROHM Semiconductor
RoHSDetails
Number of Segments104 Segment
Operating Supply Voltage1.8 V to 3.6 V
Minimum Operating Temperature- 40 C
Maximum Operating Temperature+ 85 C
Package / CaseSSOP-40
PackagingReel
Interface TypeSerial, 3-Wire
Mounting StyleSMD/SMT
Pd - Power Dissipation800 mW
ProductLCD Segment Drivers
Factory Pack Quantity2000
Supply Current - Max15 uA
Datasheet
Multifunction LCD Segment Driver
BU97941FV
MAX 104 segments (SEG26×COM4)
●Key
Specifications
Supply Voltage Range:
+1.8V to +3.6V
LCD drive power supply Range:
+2.7V to +5.5V
Operating Temperature Range:
-40°C to +85°C
Max Segments:
104 Segments
Display Duty:
Static, 1/3, 1/4 selectable
Bias:
Static, 1/3
Interface:
3wire serial interface
●Package
W (Typ.) x D (Typ.) x H (Max.)
●Features
Integrated RAM for display data (DDRAM):
26 x 4 bit (Max 104 Segments)
LCD drive output:
4 Common output, 26 Segment output
Integrated 4ch LED driver circuit
Support standby mode
Integrated Power-on-Reset circuit (POR)
Integrated Oscillator circuit
No external component
Low power consumption design
Independent power supply for LCD driving
●Applications
Telephone
FAX
Portable equipment (POS, ECR, PDA etc.)
DSC
DVC
Car audio
Home electrical appliance
Meter equipment
etc.
SSOP-B40
13.60mm x 7.80mm x 2.00mm
●Typical
Application Circuit
*About resistor value:
Determine the optimal value
based on the applied current
With 25mA as max per 1 port
VLCD
VDD
LED1
LED2
LED3
LED4
VLED=5.0V
BU97941FV
BU97941FV
5.0V
3.3V
SEG0
to
SEG25
VSS
LCD
CSB
SD
SCL
COM0
to
COM3
Signal input from controller
Figure 1.
Typical application circuit
○Product
structure:Silicon monolithic integrated circuit
www.rohm.com
© 2013 ROHM Co., Ltd. All rights reserved.
TSZ22111½14½001
○This
product is not designed for protection against radioactive rays.
1/23
TSZ02201-0A0A2D300080-1-2
10.Apr.2015 Rev.004
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