Electronic Components Datasheet Search
  English  ▼
ALLDATASHEET.NET

X  

BU21023MUV-ME2 Datasheet(PDF) 9 Page - Rohm

Part # BU21023MUV-ME2
Description  Resistive Type Touch Screen Controller ICs
Download  18 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
Manufacturer  ROHM [Rohm]
Direct Link  http://www.rohm.com
Logo ROHM - Rohm

BU21023MUV-ME2 Datasheet(HTML) 9 Page - Rohm

Back Button BU21023MUV-ME2 Datasheet HTML 5Page - Rohm BU21023MUV-ME2 Datasheet HTML 6Page - Rohm BU21023MUV-ME2 Datasheet HTML 7Page - Rohm BU21023MUV-ME2 Datasheet HTML 8Page - Rohm BU21023MUV-ME2 Datasheet HTML 9Page - Rohm BU21023MUV-ME2 Datasheet HTML 10Page - Rohm BU21023MUV-ME2 Datasheet HTML 11Page - Rohm BU21023MUV-ME2 Datasheet HTML 12Page - Rohm BU21023MUV-ME2 Datasheet HTML 13Page - Rohm Next Button
Zoom Inzoom in Zoom Outzoom out
 9 / 18 page
background image
Technical Note
9/17
www.rohm.com
2011.08 - Rev.A
© 2011 ROHM Co., Ltd. All rights reserved.
BU21023GUL,BU21023MUV,BU21024FV-M
Pin Description
BU21023GUL】
No.
Pin name
I/O
Function
Fig.
D1
YN
I/O
Panel interface
E
C1
XN
I/O
Panel interface
E
C2
YP
I/O
Panel interface
E
B1
XP
I/O
Panel interface
E
A1
T4
I/O
Test pin
E
A2
PVDD
O
Regulator output (for supply panel voltage)
-
B3
AVDD
O
Regulator output (for supply analog block)
-
A3
DVDD
I/O
Regulator output (for supply digital block) or supply digital voltage
(DVDD_EXT="H")
-
B4
DVDD_EXT
I
Digital voltage enable (H=Hi-z , L=DVDD Enable)
E
A4
VDD
-
Supply voltage
-
A5
VSS
-
Ground
-
C3
RSTB
I
H/W reset
E
B5
CLK_EXT
I
Supply external clock for debug
A
C4
T1
I
Test pin
A
C5
T2
I
Test pin
A
D4
T3
I
Test pin
A
D5
IFSEL
I
Intereface select pin (L=SPI, H=2wire serial)
A
D3
SO
O
SPI
Serila data output
2wire
-
F
E5
INT
O
Interrupt output
C
D2
SEL_CSB
I
SPI
Chip select
2wire
Slave address select
C
E4
SDA_SI
I/O
SPI
Serial data input
2wire
Serial data in-out
C
E3
SCL_SCK
I
SPI
Serial clock input
2wire
Serial clock input
C
E2
EDA
I/O
EEPROM SDA
C
E1
ECL
O
EEPROM SCL
C
1. Please use 1.0uF capacitors between AVDD and DVDD to GND, and leave PVDD terminal open.
2. If DVDD_EXT=”H “, the DVDD pin can be connected to an external 1.8V power source.
3. Please pull up the ECL, EDA, and INT pins using 10k ohm resistors as shown in the application diagram at the end of this document.
ECL and EDA pins may be directly connected to GND if an external EEPROM is not being used. Please connect a 0.1uF capacitor between T4 and GND.
T1, T2 & T3 pins should be connected to GND.
4. When using the 2 wire serial interface, please pull up the SCL_SCK, SDA_SI pins via 10k ohms and leave SO unconnected.
5. Please note that the values of resistors and capacitors mentioned here are only recommended values.
6. RSTB should be held low until supply voltage VDD has ramped up and has reached a stable level.
7. The polarity of INT pin is programmable via register 0x30
8. Connect CLK_EXT to GND for normal use
TOP VIEW (BALL SIDE DOWN)
BOTTOM VIEW (BALL SIDE UP)
123
4
5
A
B
C
D
E
T4
PVDD
DVDD
VDD
VSS
XP
AVDD
DVDD_EXT
CLK_EXT
XN
YP
RSTB
T1
T2
YN
SEL_CSB
SO
T3
IFSEL
ECL
EDA
SCL_SCK
SDA_SI
INT
1
2345
E
D
C
B
A
T4
PVDD
DVDD
VDD
VSS
XP
AVDD
DVDD_EXT
CLK_EXT
XN
YP
RSTB
T1
T2
YN
SEL_CSB
SO
T3
IFSEL
ECL
EDA
SCL_SCK
SDA_SI
INT


Similar Part No. - BU21023MUV-ME2

ManufacturerPart #DatasheetDescription
logo
Rohm
BU21023MUV-E2 ROHM-BU21023MUV-E2 Datasheet
1Mb / 21P
   Resistive Type Touch Screen Controller ICs
More results

Similar Description - BU21023MUV-ME2

ManufacturerPart #DatasheetDescription
logo
Rohm
BU21023GUL ROHM-BU21023GUL_16 Datasheet
1Mb / 21P
   Resistive Type Touch Screen Controller ICs
BU21024FV-M ROHM-BU21024FV-M_14 Datasheet
716Kb / 20P
   Resistive Type Touch Screen Controller ICs
BU21024FV ROHM-BU21024FV Datasheet
721Kb / 19P
   Resistive Type Touch Screen Controller ICs
BU21024FV-M ROHM-BU21024FV-M Datasheet
419Kb / 18P
   Resistive Type Touch Screen Controller ICs
logo
Microchip Technology
AR1000 MICROCHIP-AR1000_12 Datasheet
3Mb / 70P
   Resistive Touch Screen Controller
11/29/11
AR1000 MICROCHIP-AR1000 Datasheet
2Mb / 37P
   Resistive Touch Screen Controller
2009
logo
Rohm
BU21029MUV ROHM-BU21029MUV Datasheet
819Kb / 29P
   4-wire Resistive Touch Screen Controller
logo
Microchip Technology
AR1000 MICROCHIP-AR1000_16 Datasheet
2Mb / 61P
   AR1000 Series Resistive Touch Screen Controller
06/23/16
logo
Rohm
BU21025GUL ROHM-BU21025GUL Datasheet
741Kb / 19P
   4-wire Resistive Touch Screen Controller
BU21026MUV ROHM-BU21026MUV Datasheet
2Mb / 23P
   4-wire Resistive Touch Screen Controller
More results


Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18


Datasheet Download

Go To PDF Page


Link URL




Privacy Policy
ALLDATASHEET.NET
Does ALLDATASHEET help your business so far?  [ DONATE ] 

About Alldatasheet   |   Advertisement   |   Contact us   |   Privacy Policy   |   Link Exchange   |   Manufacturer List
All Rights Reserved©Alldatasheet.com


Mirror Sites
English : Alldatasheet.com  |   English : Alldatasheet.net  |   Chinese : Alldatasheetcn.com  |   German : Alldatasheetde.com  |   Japanese : Alldatasheet.jp
Russian : Alldatasheetru.com  |   Korean : Alldatasheet.co.kr  |   Spanish : Alldatasheet.es  |   French : Alldatasheet.fr  |   Italian : Alldatasheetit.com
Portuguese : Alldatasheetpt.com  |   Polish : Alldatasheet.pl  |   Vietnamese : Alldatasheet.vn
Indian : Alldatasheet.in  |   Mexican : Alldatasheet.com.mx  |   British : Alldatasheet.co.uk  |   New Zealand : Alldatasheet.co.nz
Family Site : ic2ic.com  |   icmetro.com