Rohm BU97930MUV-E2 Multifunction segment driver Datasheet

LCD Segment Driver series
Multifunction
Segment Drivers
BU97930MUV,BU97931FV,BU9798KV,BU9798GUW,BU97500KV
No.10044EAT04
●Description
New released Multi-function type segment drivers support GPO function, LED driving function, static-driving mode, and
Blink function that can blink each segment individually.
ROHM Multi-function segment driver series contribute to reduction in cost of system and easy software development.
●Features (BU97930MUV, BU97931FV, BU9798KV/GUW)
1) LCD drive output
Common output : 4, Segment output : 27 (BU97930MUV)
Common output : 4, Segment output : 28 (BU97931FV)
Common output : 4, Segment output : 49 (BU9798KV/GUW)
2) Integrated Display data RAM (DDRAM)
RAM: 28*4 =112 bit (BU97930MUV, BU97931FV)
RAM: 49*4 =196 bit (BU9798KV/GUW)
3) 3-wire Serial interface (SD, SCL, CSB)
4) Integrated Oscillator circuit
5) Integrated LCD Voltage generator circuit
Support: 1/3 Bias, 1/3 or 1/4 Duty
Support: 1/1 Bias, 1/1Duty (Static Driving)
Integrated buffer amp
Integrated regulator for LCD drive: 3.2, 3.3, 3.4, 4.4, 4.5, 4.6, 5.0V selectable (BU9798KV/GUW)
6) Support Split Supply for Logic (VDD) and LCD (VLCD)
7) Integrated LED driver circuit
8) Segment terminals operation, segment output mode/GPO output mode selectable
9) Segment terminals operation, segment output mode/LED output mode selectable (BU9798KV/GUW)
10) Support PWM source select, external clock or internal clock
Resolution 8bit mode/12bit mode selectable (BU9798KV/GUW)
Resolution 8bit mode (BU97930MUV, BU97931FV)
11) Low power consumption design
12) Support standby mode
13) Integrated Power-On-Reset circuit (POR).
14) No external component
15) Support Independent blink function
Blink frequency 1.6, 2.0, 2.6, 4.0Hz selectable
16) Operating power supply : 1.8 ~ 3.6V
17) LCD drive power supply : 2.7 ~ 5.5V (BU97930MUV, BU97931FV)
: 3.3 ~ 5.5V (BU9798KV/GUW)
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© 2010 ROHM Co., Ltd. All rights reserved.
1/23
2010.04 - Rev.A
Technical Note
BU97930MUV,BU97931FV,BU9798KV,BU9798GUW,BU97500KV
●Features (BU97500KV)
1) LCD drive output:
Common output : 4, Segment output : 51
2) Integrated Display data RAM (DDRAM)
RAM: 51*4 =204 bit
3) 3-wire Serial interface (SD, SCL, CSB )
4) Integrated Oscillator circuit
5) Integrated Power supply circuit for LCD driving:
Support 1/2 and 1/3 Bias
Support 1/3 and 1/4 Duty
Integrated Buffer AMP
6) Support Split Supply for Logic (VDD) and LCD (VLCD)
7) Segment terminals operation, segment output mode/GPO output mode selectable
8) Low power consumption design
9) Support standby mode
10) Integrated Power-on Reset circuit
11) No external components
12) Operating power supply: VDD = 2.7 ~ 5.5V
13) LCD drive power supply: VLCD=4.5 ~ 5.5V
●Applications
Telephone, FAX, Portable equipment (POS, ECR, PDA etc.),
DSC, DVC, Car Audio, Home electrical appliance, Meter equipment, Healthcare equipment etc.
●Line up matrix
Parameter
BU97930MUV
BU97931FV
BU9798KV/GUW
Segment output
27
28
49
Common output
1/3/4
1/3/4
1/3/4
108
112
196
Adjustable contrast function
-
-
YES
-
Support split voltage supply
YES
YES
YES
YES
Interface
3wireSPI
3wire SPI
3wire SPI
3wire SPI
Package
VQFN040V6060
SSOP-B40
VQFP64
/ VBGA063W050
VQFP64
Total display dot number
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© 2010 ROHM Co., Ltd. All rights reserved.
2/23
BU97500KV
52 (1/3Duty)
51 (1/4Duty)
3 (1/3Duty)
4 (1/4Duty)
156 (1/3Duty)
204 (1/4Duty)
2010.04 - Rev.A
Technical Note
BU97930MUV,BU97931FV,BU9798KV,BU9798GUW,BU97500KV
●Absolute maximum ratings (VSS = 0V)
Parameter
BU97930MUV
Power Supply Voltage1
(VDD)
Power Supply Voltage 2
(VLCD)
BU9798KV
/GUW
BU97931FV
BU97500KV
Unit
-0.5 ~ +7.0
V
Power supply
V
LCD drive Voltage
-0.3 ~ +4.5
-0.5 ~ +7.0
*2
1.0 (KV)
/ 0.8*3 (GUW)
0.8*1
Allowable Loss (Pd)
Input Voltage Range
(VIN)
Operational Temperature
Range (Topr)
Storage Temperature
Range (Tstg)
*2
W
1.0
-0.5 ~ VDD+0.5
-40 ~ +85
Remarks
V
-30 ~ +75
-40 ~ +85
℃
-55 ~ +125
℃
Output Current (Iout1)
5
-
mA SEG output
Output Current (Iout2)
5
-
mA COM output
Output Current (Iout3)
10
-
mA GPO output
Output Current (Iout4)
50
-
mA LED output
*1
*2
*3
When use more than Ta=25°C,, subtract 8.0mW per degree. (using ROHM standard board)
(board size: 74.2mm×74.2mm×1.6mm material: FR4 board
copper foil: land pattern only)
When use more than Ta=25°C,, subtract 10mW per degree. (using ROHM standard board)
(board size: 70mm×70mm×1.6mm material: FR4 board
copper foil: land pattern only)
When use more than Ta=25°C,, subtract 8.0mW per degree. (using ROHM standard board )
(board size: 114.3mm×76.2mm×1.6mm)
●Recommended operating conditions
(BU9798KV/GUW : Ta=-30 ~ 75°C, VSS = 0V)
(BU97930MUV, BU97931FV, BU97500KV : Ta=-40 ~ 85°C,VSS = 0V)
BU97930MUV
BU97931FV
BU9798KV/GUW
BU97500KV
*4
Parameter
Unit
Remarks
V
Power supply
MIN TYP MAX MIN TYP MAX MIN TYP MAX MIN TYP MAX
Power Supply Voltage 1
(VDD)
Power Supply Voltage 2
(VLCD)
LED Supply Voltage
(VLED)
Output Current
(Iout4)
Output Current
(Iout4)
*4
○
1.8
-
3.6
1.8
-
3.6
1.8
-
3.6
2.7
-
5.5
2.7
-
5.5
2.7
-
5.5
3.3
-
5.5
4.5
-
5.5
-
-
-
-
-
-
1.0
-
VLCD
-
-
-
-
-
20
-
-
20
-
-
20
-
-
-
-
-
-
-
-
-
-
-
60
-
-
-
Power supply
for LCD
Power supply
V
for LED
Per LED
mA
port 1ch
Total LED
mA
port current
V
The power supply condition shall be met VLCD  VDD.
This product is not designed against radioactive ray
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© 2010 ROHM Co., Ltd. All rights reserved.
3/23
2010.04 - Rev.A
BU97930MUV,BU97931FV,BU9798KV,BU9798GUW,BU97500KV
●Electrical Characteristics
<BU97930MUV>
DC characteristics (Ta=-40 ~ 85 °C, VDD=1.8V ~ 3.6V, VLCD=2.7V ~ 5.5V, VSS=0)
Limits
Parameter
Symbol
Unit
MIN
TYP
MAX
Technical Note
Conditions
“H” level input voltage
VIH
0.8VDD
-
VDD
V
SD, SCL, CSB, CLKIN, INHb
“L” level input voltage
VIL
VSS
-
0.2VDD
V
SD, SCL, CSB, CLKIN, INHb
Hysteresis width
VH
-
0.2
-
V
SCL, INHb, VDD=3.3V, Ta=25°C
“H” level input current
IIH1
-
-
5
µA
“L” level input current
IIL1
-5
-
-
µA
-
-
V
-
-
V
-
-
V
VOH1
“H” level output voltage (*2)
VOH2
VOH3
VOL1
-
-
0.4
V
VOL2
-
-
0.4
V
VOL3
-
-
0.5
V
VOL4
-
0.34
0.5
V
IstVDD
-
3
10
µA
IstVLCD
-
0.5
5
µA
IVDD1
-
8
15
µA
IVDD2
-
30
45
µA
IVLCD1
-
10
15
µA
“L” level output voltage (*2)
Current consumption (*1)
VLCD
-0.4
VLCD
-0.4
VLCD
-0.6
IVLCD2
-
30
48
µA
SD, SCL, CSB, CLKIN,
INHb, VI=3.6V
SD, SCL, CSB, CLKIN,
INHb, VI=0V
Iload=-50µA, VLCD=5.0V
SEG0 ~ SEG26
Iload=-50µA, VLCD=5.0V,
COM0 ~ COM3
Iload=-1mA,VLCD=5.0V,
SEG23 ~ SEG26(GPO mode)
Iload= 50µA, VLCD=5.0V,
SEG0 ~ SEG26
Iload= 50µA, VLCD=5.0V,
COM0 ~ COM3
Iload=1mA, VLCD=5.0V,
SEG23 ~ SEG26(GPO mode)
Iload=20mA, VLCD=5.0V,
LED
Input terminal ALL’L’,
Display off, Oscillation off
Input terminal ALL’L’,
Display off, Oscillation off
°
VDD=3.3V, Ta=25 C, 1/3bias, fFR=64Hz,
PWM generate off,
All output pin open
°
VDD=3.3V, Ta=25 C, 1/3bias, fFR=64Hz,
PWM Frequency=500Hz setting,
All output pin open
°
VDD=5.0V, Ta=25 C, 1/3bias, fFR=64Hz,
LED generate off,
All output pin open
VDD=5.0V, Ta=25°C, 1/3bias, fFR=64Hz,
PWM Frequency=500Hz setting,
All output pin open
*1 Power save mode 1 and frame inversion setting
*2 Iload: In case, load current from only one port
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© 2010 ROHM Co., Ltd. All rights reserved.
4/23
2010.04 - Rev.A
Technical Note
BU97930MUV,BU97931FV,BU9798KV,BU9798GUW,BU97500KV
Oscillation Frequency Characteristics (Ta=-40 ~ 85 °C, VDD=1.8V ~ 3.6V, VLCD=2.7V ~ 5.5V, VSS=0)
Limits
Parameter
Symbol
Unit
Conditions
MIN
MIN
MIN
Frame frequency 1
fFR1
57.6
64
70.4
Hz
VDD=3.3V, Ta=25°C, fFR=64Hz setting
Frame frequency 2
fFR2
51.2
64
73.0
Hz
VDD=2.5 ~ 3.6V
FR=64Hz setting
Frame frequency 3
fFR3
45.0
-
64
Hz
VDD=1.8 ~ 2.5V
fFR=64Hz setting
MPU interface Characteristics (Ta=-40 ~ 85 °C, VDD=1.8V ~ 3.6V, VLCD=2.7V ~ 5.5V, VSS=0)
Limits
Unit
Parameter
Symbol
Conditions
MIN
TYP
MAX
Input rise time
tr
-
-
50
ns
Input fall time
tf
-
-
50
ns
SCL cycle time
tSCYC
250
-
-
ns
“H” SCL pulse width
tSHW
50
-
-
ns
“L” SCL pulse width
tSLW
50
-
-
ns
SD setup time
tSDS
50
-
-
ns
SD hold time
tSDH
50
-
-
ns
CSB setup time
tCSS
50
-
-
ns
CSB hold time
tCSH
50
-
-
ns
“H” CSB pulse width
tCHW
50
-
-
ns
tCHW
CSB
tCSH
tCSS
tSCYC
tf
tr
tSLW
SCL
tSHW
tSDS
tSDH
SD
Fig.1 Serial Interface Timing
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© 2010 ROHM Co., Ltd. All rights reserved.
5/23
2010.04 - Rev.A
Technical Note
BU97930MUV,BU97931FV,BU9798KV,BU9798GUW,BU97500KV
<BU97931FV>
DC characteristics (Ta=-40 ~ 85 °C, VDD=1.8V ~ 3.6V, VLCD=3.3V ~ 5.5V, VSS=0)
Limits
Parameter
Symbol
Unit
MIN
TYP
MAX
Conditions
“H” level input voltage
VIH
0.8VDD
-
VDD
V
SD, SCL, CSB, CLKIN
“L” level input voltage
VIL
VSS
-
0.2VDD
V
SD, SCL, CSB, CLKIN
Hysteresis width
VH
-
0.2
-
V
SCL, VDD=3.3V, Ta=25°C
“H” level input current
IIH1
-
-
5
µA
“L” level input current
IIL1
-5
-
-
µA
-
-
V
-
-
V
-
-
V
VOH1
“H” level output voltage(*2)
VOH2
VOH3
VLCD
-0.4
VLCD
-0.4
VLCD
-0.6
VOL1
-
-
0.4
V
VOL2
-
-
0.4
V
VOL3
-
-
0.5
V
VOL4
-
0.34
0.5
V
IstVDD
-
3
10
µA
IstVLCD
-
0.5
5
µA
IVDD1
-
8
15
µA
“L” level output voltage(*2)
SD, SCL, CSB, CLKIN,
VI=3.6V
SD, SCL, CSB, CLKIN,
VI=0V
Iload=-50µA, VLCD=5.0V
SEG0 ~ SEG27
Iload=-50µA, VLCD=5.0V,
COM0 ~ COM3
Iload=-1mA,VLCD=5.0V,
SEG23 ~ SEG27(GPO mode)
Iload= 50µA, VLCD=5.0V,
SEG0 ~ SEG27
Iload= 50µA, VLCD=5.0V,
COM0 ~ COM3
Iload=1mA, VLCD=5.0V,
SEG23 ~ SEG27(GPO mode)
Iload=20mA, VLCD=5.0V,
LED
Input terminal ALL’L’,
Display off, Oscillation off
Input terminal ALL’L’,
Display off, Oscillation off
VDD=3.3V, Ta=25°C, 1/3bias, fFR=64Hz,
PWM generate off,
All output pin open
°
Current consumption
*1
*2
(*1)
IVDD2
-
30
45
µA
IVLCD1
-
10
15
µA
IVLCD2
-
30
48
µA
VDD=3.3V, Ta=25 C, 1/3bias, fFR=64Hz,
PWM Frequency=500Hz setting,
All output pin open
VLCD=5.0V, Ta=25°C, 1/3bias,
fFR=64Hz,
LED generate off,
All output pin open
VLCD=5.0V, Ta=25°C, 1/3bias,
fFR=64Hz,
PWM Frequency=500Hz setting,
All output pin open
Power save mode 1 and frame inversion setting
Iload: In case, load current from only one port
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© 2010 ROHM Co., Ltd. All rights reserved.
6/23
2010.04 - Rev.A
Technical Note
BU97930MUV,BU97931FV,BU9798KV,BU9798GUW,BU97500KV
Oscillation Frequency Characteristics (Ta=-40 ~ 85°C, VDD=1.8V ~ 3.6V, VLCD=2.7V ~ 5.5V, VSS=0)
Limits
Parameter
Symbol
Unit
Conditions
MIN
MIN
MIN
Frame frequency 1
fFR1
57.6
64
70.4
Hz
VDD=3.3V, Ta=25°C, fFR=64Hz setting
Frame frequency 2
fFR2
51.2
64
73.0
Hz
VDD=2.5 ~ 3.6V
fFR=64Hz setting
Frame frequency 3
fFR3
45.0
-
64
Hz
VDD=1.8 ~ 2.5V
fFR=64Hz setting
MPU interface Characteristics (Ta=-40 ~ 85°C, VDD=1.8V ~ 3.6V, VLCD=2.7V ~ 5.5V, VSS=0)
Limits
Unit
Parameter
Symbol
Conditions
MIN
TYP
MAX
Input rise time
tr
Input fall time
-
-
50
ns
tf
-
-
50
ns
SCL cycle time
tSCYC
250
-
-
ns
“H” SCL pulse width
tSHW
50
-
-
ns
“L” SCL pulse width
tSLW
50
-
-
ns
SD setup time
tSDS
50
-
-
ns
SD hold time
tSDH
50
-
-
ns
CSB setup time
tCSS
50
-
-
ns
CSB hold time
tCSH
50
-
-
ns
“H” CSB pulse width
tCHW
50
-
-
ns
tCHW
CSB
tCSH
tCSS
tSCYC
tf
tr
tSLW
SCL
tSHW
tSDS
tSDH
SD
Fig.2 Serial Interface Timing
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© 2010 ROHM Co., Ltd. All rights reserved.
7/23
2010.04 - Rev.A
Technical Note
BU97930MUV,BU97931FV,BU9798KV,BU9798GUW,BU97500KV
<BU9798KV/GUW>
DC characteristics (Ta=-30 ~ 75°C, VDD=1.8V ~ 3.6V, VLCD=3.3V ~ 5.5V, VSS=0)
Limits
Parameter
Symbol
Unit
MIN
TYP
MAX
Conditions
“H” level input voltage
VIH
0.8VDD
-
VDD
V
SD, SCL, CSB, TEST1,CLKIN, INHb
“L” level input voltage
VIL
VSS
-
0.2VDD
V
SD, SCL, CSB, TEST1,CLKIN, INHb
Hysteresis width
VH
-
0.2
-
V
SCL, INHb, VDD=3.3V, Ta=25°C
“H” level input current
IIH1
-
-
5
µA
“L” level input current
IIL1
-5
-
-
µA
VOH1
VLCD
-0.4
-
-
V
Iload=-50µA, VLCD=5.0V
SEG0 ~ SEG48,
Unused integrated regulator
VOH2
VLCD
-0.4
-
-
V
Iload=-50µA, VLCD=5.0V,
COM0 ~ COM3,
Unused integrated regulator
VOH3
VLCD
-0.6
-
-
V
Iload=-1mA,VLCD=5.0V,
SEG15 ~ SEG45(GPO mode)
Unused integrated regulator
VOH4
VDD
-0.6
-
-
V
Iload=-1mA, VDD=3.0V, PWMOUT
VOL1
-
-
0.4
V
Iload=50µA, VLCD=5.0V, SEG0 ~ SEG48
VOL2
-
-
0.4
V
Iload=50µA, VLCD=5.0V, COM0 ~ COM3
VOL3
-
-
0.5
V
VOL4
-
0.11
0.5
V
IstVDD
-
3
10
µA
IstVLCD
-
0.5
5
µA
IVDD1
-
8
15
µA
IVDD2
-
90
130
µA
VDD=3.3V, Ta=25°C, 1/3bias, fFR=64Hz,
PWM Frequency=500Hz setting,
All output pin open
“H” level output voltage(*1, *3)
“L” level output voltage (*3)
Current consumption (*2)
Iload=1mA, VLCD=5.0V,
SEG15 ~ SEG45(GPO mode), PWMOUT
Iload=20mA, VLCD=5.0V,
SEG46 ~ 48 (LED drive mode)
Input terminal ALL’L’,
Display off, Oscillation off
Input terminal ALL’L’,
Display off, Oscillation off
VDD=3.3V, Ta=25°C, 1/3bias, fFR=64Hz,
PWM generate off, All output pin open
IVLCD1
-
10
15
µA
VLCD=5.0V, Ta=25°C, 1/3bias, fFR=64Hz
Unused Integrated regulator,
LED generate off,
All output pin open
IVLCD2
-
25
40
µA
VLCD=5.0V, Ta=25°C, 1/3bias, fFR=64Hz
Used Integrated regulator,
LED generate off,
All output pin open
µA
VLCD=5.0V, Ta=25°C,1/3bias, fFR=64Hz,
Used Integrated regulator,
PWM Frequency=500Hz setting,
All output pin open
IVLCD3
*1
*2
*3
SD, SCL, CSB, CLKIN,
INHb, VI=3.6V
SD, SCL, CSB, CLKIN,
INHb, TEST1 VI=0V
-
30
48
Integrated regulator using case, please add load regulation value to output voltage listed above.
Power save mode 1 and frame inversion setting
Iload: In case, load current from only one port
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© 2010 ROHM Co., Ltd. All rights reserved.
8/23
2010.04 - Rev.A
Technical Note
BU97930MUV,BU97931FV,BU9798KV,BU9798GUW,BU97500KV
Integrated Regulator Characteristics (Ta=-30 ~ 75°C, VDD=1.8V ~ 3.6V, VLCD=3.3V ~ 5.5V, VSS=0)
(BU9798KV)
Limits
Parameter
Symbol
Unit
Conditions
MIN
TYP
MAX
Output voltage 1
Vreg1
4.35
4.5
4.65
V
4.5V setting (VLCD=5.5V, Ta=-30 ~ 75°C)
Output voltage 2
Vreg2
4.42
4.5
4.58
V
4.5V setting (VLCD=5.5V, Ta=25°C)
delta Vreg
-
-
0.3
V
Iout = -300µA
Load regulation
(**)
(BU9798GUW)
Parameter
Symbol
Conditions
4.70
V
4.5V setting (VLCD=5.5V, Ta=-30 ~ 75°C)
4.5
4.62
V
4.5V setting (VLCD=5.5V, Ta=25°C)
-
0.3
V
Iout = -300µA
MAX
Vreg1
4.25
4.5
Vreg2
4.38
delta Vreg
-
Output voltage 2
*
(**)
Unit
TYP
Output voltage 1
Load regulation (**)
Limits
MIN
In case integrated regulator using, please satisfy condition that Vreg output lower than VLCD – 0.5V.
Load regulation: Vreg block load regulation only. Do not include other block ability.
Oscillation Frequency Characteristics (Ta=-30 ~ 75°C, VDD=1.8V ~ 3.6V, VLCD=3.3V ~ 5.5V, VSS=0)
Limits
Parameter
Symbol
Unit
Conditions
MIN
TYP
MAX
Frame frequency 1
fFR1
57.6
64
70.4
Hz
VDD=3.3V, Ta=25°C, fFR=64Hz setting
Frame frequency 2
fFR2
51.2
64
73.0
Hz
VDD=2.5 ~ 3.6V fFR=64Hz setting
Frame frequency 3
fFR3
45.0
-
64
Hz
VDD=1.8 ~ 2.5V fFR=64Hz setting
CLKIN Input frequency
fCLK
-
2
4
MHz
MPU interface Characteristics (Ta=-30 ~ 75°C, VDD=1.8V ~ 3.6V, VLCD=3.3V ~ 5.5V, VSS=0)
Limits
Parameter
Symbol
Unit
Conditions
MIN
TYP
MAX
Input rise time
tr
-
-
50
ns
Input fall time
tf
-
-
50
ns
SCL cycle time
tSCYC
250
-
-
ns
“H” SCL pulse width
tSHW
50
-
-
ns
“L” SCL pulse width
tSLW
50
-
-
ns
SD setup time
tSDS
50
-
-
ns
SD hold time
tSDH
50
-
-
ns
CSB setup time
tCSS
50
-
-
ns
CSB hold time
tCSH
50
-
-
ns
“H” CSB pulse width
tCHW
50
-
-
ns
tCHW
CSB
tCSH
tCSS
tr
tf
SCL
tSCYC
tSLW
tSHW
tSDS
tSDH
SD
Fig.3 Serial Interface Timing
www.rohm.com
© 2010 ROHM Co., Ltd. All rights reserved.
9/23
2010.04 - Rev.A
BU97930MUV,BU97931FV,BU9798KV,BU9798GUW,BU97500KV
Technical Note
<BU97500KV>
DC Characteristics (Unless otherwise indicated, VDD=2.7 ~ 5.5V, VLCD=4.5 ~ 5.5V, VSS=0V, Ta=-40 ~ 85°C)
Limits
Parameters
Symbol
Unit
Conditions
MIN
TYP
MAX
“H” Input Voltage
VIH
0.7VDD
-
VDD
V
SD, SCL, CSB, RESB, OSC
“L” Input Voltage
VIL
VSS
-
0.3VDD
V
SD, SCL, CSB, RESB, OSC
“H” Input Current
IIH
5.0
µA
“L” Input Current
IIL
VOH1
“H” Level Output Voltage
VOH2
VOH3
“L” Level Output Voltage
-5.0
µA
VLCD
-1.0
VLCD
-1.0
VLCD
-1.0
P1 ~ P4, Io=1mA
V
-
-
1.0
VOL2
-
-
1.0
VOL3
-
-
1.0
VMID2
VMID3
LCD Bias Voltage
VMID4
VMID5
VMID6
1/2VLCD
-1.0
1/2VLCD
-1.0
2/3VLCD
-1.0
1/3VLCD
-1.0
2/3VLCD
-1.0
1/3VLCD
-1.0
-
1/2VLCD
+1.0
1/2VLCD
+1.0
2/3VLCD
+1.0
1/3VLCD
+1.0
2/3VLCD
+1.0
1/3VLCD
+1.0
IstVDD
-
1
5
IstVLCD
-
1
5
ILCD1
-
2
10
Current consumption
www.rohm.com
© 2010 ROHM Co., Ltd. All rights reserved.
S1 ~ S52, Io=20µA
COM1 ~ COM4, Io=100µA
VOL1
VMID1
SD,SCL,CSB,RESB, OSC
VI=5.5V
SD,SCL,CSB,RESB, OSC
VI=0V
P1 ~ P4, Io=1mA
V
S1 ~ S52, Io=20µA
COM1 ~ COM4, Io=100µA
V
µA
S1 ~ S52
1/2 Bias, Io=±100µA
COM1 ~ COM4
1/2 Bias, Io=±100µA
S1 ~ S52
1/3 Bias, Io=±20µA
S1 ~ S52
1/3 Bias, Io=±20µA
COM1 ~ COM4
1/3Bias, Io=±100µA
COM1 ~ COM4
1/3 Bias, Io=±100µA
Input Pin ALL ”L”
Display off, Disable oscillator
Input Pin ALL ”L”
Display off, Disable oscillator
VDD=VLCD=5.0V
Output unloaded
fFR=80Hz
ILCD2
-
40
95
VDD=VLCD=5.0V
Output unloaded
1/2 Bias, fFR=80Hz
ILCD3
-
65
140
VDD=VLCD=5.0V
Output unloaded
1/3 Bias, fFR=80Hz
10/23
2010.04 - Rev.A
Technical Note
BU97930MUV,BU97931FV,BU9798KV,BU9798GUW,BU97500KV
Oscillation Characteristics (Ta=-40 ~ 85°C, VDD=2.7 ~ 5.5V, VLCD=4.5 ~ 5.5V , VSS=0V)
Limits
Parameters
Symbol
Unit
MIN
TYP
MAX
Frame Frequency
fCLK
56
80
104
Hz
Conditions
fFR = 80Hz setting, 1/4 Duty setting
MPU interface Characteristics (Ta=-40 ~ 85°C, VDD=2.7V ~ 5.5V, VLCD=4.5 ~ 5.5V , VSS=0V)
Limits
Parameters
Symbol
Unit
Conditions
MIN.
TYP.
MAX.
Input Rise Time
tr
-
-
80
ns
Input Fall Time
tf
-
-
80
ns
SCL Cycle Time
tSCYC
400
-
-
ns
“H” SCL Pulse Width
tSHW
100
-
-
ns
“L” SCL Pulse Width
tSLW
100
-
-
ns
SD Setup Time
tSDS
20
-
-
ns
SD Hold Time
tSDH
20
-
-
ns
CSB Setup Time
tCSS
50
-
-
ns
CSB Hold Time
tCSH
50
-
-
ns
“H” CSB Pulse Time
tCHW
50
-
-
ns
tCHW
CSB
tCSS
tCSH
tSCYC
tf
tr
tSLW
SCL
tSHW
tSDS
tSDH
SD
Fig.4 Serial interface Timing
www.rohm.com
© 2010 ROHM Co., Ltd. All rights reserved.
11/23
2010.04 - Rev.A
Technical Note
BU97930MUV,BU97931FV,BU9798KV,BU9798GUW,BU97500KV
CLKIN
VLCD
COM0
COM1
COM2
7
8
9
10
14
SEG2
SEG24
36
15
SEG3
SEG23
35
16
SEG4
SEG22
34
17
SEG5
SEG21
33
18
SEG6
SEG20
32
19
SEG7
SEG19
31
20
SEG8
Fig.5 Block Diagram (BU97930MUV)
●Terminal description
Terminal
Terminal
number
I/O
unused case
22
21
SEG9
SCL
SEG10
SD
SEG11
CSB
SEG18
30
VSS
EXT-PAD
23
IF FILTER
INHb
37
24
OSC block
VDD
6
SEG1
SEG25
SEG12
serial inter face
VDD
13
25
Power On
Reset
5
SEG0
38
SEG13
Command register
Data Decoder
clock
divider
SD
LED
SEG26
SEG14
PWM
Generator
4
COM3
12
26
DDRAM
GPO data latch
INHb
(Div.2)
11
39
27
blink timing
generator
VSS
CLKIN
40
SEG15
common
counter
CR Oscillator
(typ=40.96kHz)
VSS
GPO
Controller
LCD
BIAS
SELECTOR
SCL
LED
driver
3
Segment
driver/GPO
28
Segment
driver
SEG16
common
driver
SEG17
LCD voltage
Generator
CSB
LED
2
SEG0 …...22、SEG23...26
VLCD
1
COM0……COM3
●Pin arrangement
29
●Block diagrams / Pin arrangement / Terminal description
<BU97930MUV>
●Block diagrams
Fig.6 Pin Arrangement (BU97930MUV)
Function
CSB
1
I
VDD
Chip select: "L" active
SCL
2
I
VSS
Serial data transfer clock
SD
3
I
VSS
Input serial data
VDD
4
-
-
CLKIN
6
I
OPEN / VSS
VSS
40
-
-
GND
VLCD
7
-
-
Power supply for LCD
Power supply for LOGIC
External clock input terminal (for display/PWM using selectable)
Support Hi-Z input mode at internal clock mode
Display turning on/off select terminal
H: turning on display, L: turning off display
INHb
5
I
VDD
COM0 ~ 3
8-11
O
OPEN
COMMON output for LCD
SEG0 ~ 22
12-34
O
OPEN
SEGMENT output for LCD
SEG23 ~ 26
35-38
O
OPEN
SEGMENT output for LCD/GPO
LED
39
O
OPEN
LED driver output
EXT-PAD
-
-
VSS
www.rohm.com
© 2010 ROHM Co., Ltd. All rights reserved.
INHb = “L”: All SEG/COM terminal : output VSS level
GPO terminal : output VSS level
LED drive terminal : output Hi-Z
substrate
12/23
2010.04 - Rev.A
Technical Note
BU97930MUV,BU97931FV,BU9798KV,BU9798GUW,BU97500KV
<BU97931FV>
●Block diagrams
●Pin arrangement
COM0……COM3 SEG0…..22, SEG23…27
LED
VLCD
GPO
Controller
LCD
BIAS
SELECTOR
common
counter
bli nk timing
generator
DDRAM
GPO data latch
SEG25
SEG26
LED
SEG27
VSS
CSB
SD
SCL
VDD
CLKIN
COM0
VLCD
COM2
COM1
COM3
SEG0
SEG1
LED
Driver
SEG2
Segment
driver/GPO
SEG4
Segment
driver
SEG3
common
driver
LCD voltage
Generator
40
21
1
20
PWM
Generator
SEG24
SEG23
SEG22
SEG21
SEG20
SEG19
SEG18
SEG17
SEG16
SEG15
SEG14
SEG13
SEG12
SEG11
SEG10
serial inter face
SEG9
P ower On Reset
SEG8
OSCILLATOR
SEG7
CLKIN
SEG5
Command register
Data Decoder
SEG6
VSS
VDD
IF FILTER
VSS
CSB
SD
SCL
Fig.7 Block Diagram (BU97931FV)
●Terminal description
Terminal
Terminal
number
I/O
unused case
Fig.8 Pin Arrangement (BU97931FV)
Function
CSB
26
I
VDD
Chip select: "L" active
SCL
27
I
VSS
Serial data transfer clock
SD
28
I
VSS
Input serial data
VDD
29
-
-
CLKIN
30
I
OPEN / VSS
VSS
25
-
-
GND
VLCD
31
-
-
Power supply for LCD
COM0 ~ 3
32-35
O
OPEN
COMMON output for LCD
SEG0 ~ 22
36-40
1-18
O
OPEN
SEGMENT output for LCD
SEG23 ~ 27
19-23
O
OPEN
SEGMENT output for LCD/GPO
LED
24
O
OPEN
LED driver output
www.rohm.com
© 2010 ROHM Co., Ltd. All rights reserved.
Power supply for LOGIC
External clock input terminal (for display/PWM using selectable)
Support Hi-Z input mode at internal clock mode
13/23
2010.04 - Rev.A
Technical Note
BU97930MUV,BU97931FV,BU9798KV,BU9798GUW,BU97500KV
<BU9798KV>
●Block diagrams
LCD voltage
Generator
common
driver
Segment
driver
Segment
Segment
driver/GPO driver/LED
Ref Voltage
Circuit
Vreg
GPO/LED
Controller
LCD
BIAS
SELECTOR
common
counter
blink timing
generator
DDRAM
GPO data latch
PWM
Generator
VSS
INHb
Command register
Data Decoder
CLKIN
OSCILLATOR
Power On Reset
SEG20
SEG21
33
SEG22
SEG23
SEG24
SEG25
SEG26
SEG27
SEG28
SEG29
SEG30
SEG31
SEG32
48
SEG33
COM0……COM3 SEG0 ……………………………… SEG48
VSS2
VLCD
SEG34
SEG35
●Pin arrangement
49
32
SEG36
SEG19
SEG37
SEG18
SEG38
SEG17
SEG39
SEG16
SEG40
SEG15
SEG41
SEG14
SEG42
SEG13
SEG43
SEG12
SEG44
SEG11
SEG45
SEG10
SEG46
SEG9
SEG47
SEG8
SEG48
SEG7
VSS2
SEG6
PWMOUT
serial inter face
CLKIN
Output
Controller
VDD
SEG5
64
17
SEG4
Fig.9 Block Diagram (BU9798KV)
●Terminal description
Terminal
Terminal
number
I/O
unused case
SEG3
SEG2
SEG1
SEG0
COM3
COM2
COM1
COM0
VLCD
SD
INHb
PWMOUT
VSS1
SCL
TEST1
SD
VDD
CSB
SCL
TEST1
CSB
1
16
IF FILTER
VSS
Fig.10 Pin Arrangement (BU9798KV)
Function
CSB
1
I
VDD
Chip select: "L" active
SCL
2
I
VSS
Serial data transfer clock
SD
3
I
VSS
Input serial data
VDD
4
-
-
CLKIN
64
I
OPEN / VSS
TEST1
5
I
-
TEST terminal (Please connect VSS terminal)
VSS1
6
-
-
GND
VLCD
8
-
-
Power supply for LCD
Power supply for LOGIC
External clock input terminal (for display/PWM using selectable)
Support Hi-Z input mode at internal clock mode
Display turning on/off select terminal
H: turning on display, L: turning off display
INHb
7
I
VDD
PWMOUT
63
O
OPEN
PWM output for LED2 group
COM0 ~ 3
9-12
O
OPEN
COMMON output for LCD
SEG0 ~ 14
13-27
O
OPEN
SEGMENT output for LCD
SEG15 ~ 45
28-58
O
OPEN
SEGMENT output for LCD/GPO
SEG46 ~ 48
59-61
O
OPEN
SEGMENT output for LCD/LED driver
VSS2
62
-
GND
GND (for SEG46-48 / LED driver)
www.rohm.com
© 2010 ROHM Co., Ltd. All rights reserved.
INHb = “L”: All SEG/COM terminal : output VSS level
GPO terminal : output VSS level
LED drive terminal : output Hi-Z
14/23
2010.04 - Rev.A
Technical Note
BU97930MUV,BU97931FV,BU9798KV,BU9798GUW,BU97500KV
<BU9798GUW>
●Block diagrams
●Pin arrangement
COM0……COM3 SEG0 ……………………………… SEG48
VSS2
1
2
3
4
5
6
7
8
H
SEG
4
SEG
5
SEG
9
SEG
11
SEG
14
SEG
16
SEG
18
SEG
20
G
SEG
2
SEG
3
SEG
7
SEG
8
SEG
12
SEG
17
SE
G19
SEG
21
F
SEG
0
SEG
1
SEG
6
SEG
10
SEG
13
SEG
22
SEG
23
SEG
25
E
COM COM COM COM
2
0
1
3
SEG
15
SEG
26
SEG
24
SEG
27
D VLCD VDD INHB
SEG
47
SEG
31
SEG
29
SEG
28
SEG
30
C VSS1 SDA
SEG
45
SEG
42
SEG
38
SEG
33
SEG
32
VLCD
LCD voltage
Generator
common
driver
Segment
driver
Segment
Segment
driver/GPO driver/LED
Ref Voltage
Circuit
Vreg
GPO/LED
Controller
LCD
BIAS
SELECTOR
common
counter
blink timing
generator
DDRAM
GPO data latch
PWM
Generator
VSS
INHb
Command register
Data Decoder
CLKIN
OSCILLATOR
Power On Reset
serial inter face
Output
Controller
VDD
IF FILTER
VSS
CSB
SD
SCL
PWMOUT
Fig.11 Block Diagram (BU9798GUW)
SCL
B
(NC)
SEG
CLK
VSS2
44
IN
SEG
40
SEG
39
SEG
35
SEG
34
A
CSB
PWM SEG
OUT
48
SEG
43
SEG
41
SEG
37
SEG
36
SEG
46
Fig.12 Pin Arrangement (BU9798GUW)
●Terminal description
Terminal
I/O
Unused
case
CSB
I
VDD
Chip select: "L" active
SCL
I
VSS
Serial data transfer clock
SD
I
VSS
Input serial data
VDD
-
-
CLKIN
I
OPEN / VSS
VSS1
-
-
GND
VLCD
-
-
Power supply for LCD
Function
Power supply for LOGIC
External clock input terminal (for display/PWM using selectable)
Support Hi-Z input mode at internal clock mode
Display turning on/off select terminal
H: turning on display, L: turning off display
INHb
I
VDD
PWMOUT
O
OPEN
PWM output for LED2 group
COM0 ~ 3
O
OPEN
COMMON output for LCD
SEG0 ~ 14
O
OPEN
SEGMENT output for LCD
SEG15 ~ 45
O
OPEN
SEGMENT output for LCD/GPO
SEG46 ~ 48
O
OPEN
SEGMENT output for LCD/LED driver
VSS2
-
GND
www.rohm.com
© 2010 ROHM Co., Ltd. All rights reserved.
INHb = “L”: All SEG/COM terminal : output VSS level
GPO terminal : output VSS level
LED drive terminal : output Hi-Z
GND (for SEG46-48 / LED driver)
15/23
2010.04 - Rev.A
Technical Note
BU97930MUV,BU97931FV,BU9798KV,BU9798GUW,BU97500KV
VLCD
LCD VOLTAGE GENERATOR
S33
S34
33
S35
S36
S37
S38
S39
S40
COM1
COM2
COM3
COM4/S41
S42
S43
S44
48
S45
S1/P1
S2/P2
S4/P4
S5
S52
COM3
COM4/S41
●Pin arrangement
COM2
COM1
<BU97500KV>
●Block diagrams
49
SEGMENT DRIVER & LATCH
32
S46
S32
S47
S31
S48
S30
S49
S29
S50
S28
S51
S27
S52
S26
OSC
S25
RESB
S24
DO
S23
CSB
S22
SCL
S21
SD
S20
CSB
VLCD
S19
VDD
VDD
COMMON
DRIVER
+
+
-
SHIFT REGISTER
CLOCK
GENERATOR
OSC
CONTROL
REGISTER
TEST
3SPI
INTERFACE
SD
SCL
S18
VSS
P.O.R
S17
64
17
Fig.13 Block Diagram (BU97500KV)
●Terminal description
Terminal
Terminal
No.
I/O
Unused
case
S16
S15
S14
S13
S12
S11
S10
S9
S8
S7
S6
S5
P4/S4
P3/S3
P2/S2
RESB
P1/S1
16
1
RESET
FILTER
Fig.14 Pin Arrangement (BU97500KV)
Function
CSB
59
I
VDD
Chip select : “L”active
SCL
60
I
VSS
Serial data transfer clock
SD
61
I
VSS
Input Serial data
VDD
63
-
-
OSC
56
I/O
OPEN / VSS
VSS
64
-
-
GND
VLCD
62
-
-
Power Supply for the LCD driver
COM1 ~ 3
41-43
O
OPEN
COMMON output for LCD driving
COM4/S41
44
O
OPEN
COMMON / SEGMENT output for LCD driving
Assigned as SEGMENT output if 1/3Duty mode.
S1/P1 ~ S4/P4
1-4
O
OPEN
SEGMENT output for LCD driving / General Purpose output
S5 ~ S40
S42 ~ S52
5-40
45-55
O
OPEN
SEGMENT output for LCD driving
RESB
57
I
VDD
DO
58
O
OPEN
www.rohm.com
© 2010 ROHM Co., Ltd. All rights reserved.
Power Supply for the logic
External clock input terminal
Supported Hi-Z input if the internal clock mode.
Reset Input:
RESB=“L” : Display is disabled
RESB=“H” : Display is controllable
NOTE) 3-SPI is NOT available if RESET is “L”.
Output for manufacturing test:
16/23
2010.04 - Rev.A
BU97930MUV,BU97931FV,BU9798KV,BU9798GUW,BU97500KV
Technical Note
●I/O equivalent circuit
<BUI97930MUV>
VLCD
VDD
VSS
VSS
VDD
VDD
CSB, SD,
SCL,INHb
CLKIN
VSS
VSS
VLCD
VLCD
SEG0-22
COM0-3
SEG23-26
VSS
VSS
LED
VSS
Fig.15
www.rohm.com
© 2010 ROHM Co., Ltd. All rights reserved.
I/O equivalent circuit
17/23
2010.04 - Rev.A
BU97930MUV,BU97931FV,BU9798KV,BU9798GUW,BU97500KV
Technical Note
<BU97931FV>
VLCD
VDD
VSS
VSS
VDD
VDD
CSB, SD,
SCL
CLKIN
VSS
VSS
VLCD
VLCD
SEG0-22
COM0-3
SEG23-27
VSS
VSS
LED
VSS
Fig.16
www.rohm.com
© 2010 ROHM Co., Ltd. All rights reserved.
I/O equivalent circuit
18/23
2010.04 - Rev.A
BU97930MUV,BU97931FV,BU9798KV,BU9798GUW,BU97500KV
Technical Note
<BU9798KV>
VLCD
VDD
VSS1
VSS1
VDD
VDD
CSB, SD,
SCL, INHb
TEST1
VSS
VSS1
VDD
VDD
PWMOUT
CLKIN
VSS1
VSS1
VLCD
VLCD
SEG0-14
COM0-3
SEG15-45
VSS1
VSS1
VLCD
SEG46-48
VSS2
VSS1
Fig.17
www.rohm.com
© 2010 ROHM Co., Ltd. All rights reserved.
I/O equivalent circuit
19/23
2010.04 - Rev.A
BU97930MUV,BU97931FV,BU9798KV,BU9798GUW,BU97500KV
Technical Note
<BU9798GUW>
VLCD
VDD
VSS1
VSS1
VDD
VDD
PWMOUT
CSB, SD,
SCL, INHb
VSS1
VSS1
VDD
VLCD
CLKIN
SEG0-14
COM0-3
VSS1
VSS1
VLCD
VLCD
SEG15-45
SEG46-48
VSS2
VSS1
VSS1
Fig.18
www.rohm.com
© 2010 ROHM Co., Ltd. All rights reserved.
I/O equivalent circuit
20/23
2010.04 - Rev.A
BU97930MUV,BU97931FV,BU9798KV,BU9798GUW,BU97500KV
Technical Note
<BU97500KV>
VDD
VSS
VDD
CSB、SD、SCL
VSS
VDD
OSC
VSS
VLCD
VSS
VLCD
SEG / COM
VSS
Fig.19 I/O equivalent circuit
www.rohm.com
© 2010 ROHM Co., Ltd. All rights reserved.
21/23
2010.04 - Rev.A
Technical Note
BU97930MUV,BU97931FV,BU9798KV,BU9798GUW,BU97500KV
●Ordering part number
B
U
9
Part No.
7
9
3
0
M
Part No.
BU97930
BU97931
BU9798
BU97500
U
V
-
Package
MUV : VQFN040V6060
FV : SSOP-B40
KV : VQFP64
GUW : VBGA063W050
E
2
Packaging and forming specification
E2: Embossed tape and reel
VQFN040V6060
<Tape and Reel information>
6.0±0.1
6.0±0.1
3.7±0.1
The direction is the 1pin of product is at the upper left when you hold
( reel on the left hand and you pull out the tape on the right hand
)
11
3.7±0.1
0.4±0.1
E2
10
40
31
0.75
2000pcs
(0.22)
+0.03
0.02 -0.02
1.0MAX
S
1
Embossed carrier tape
Quantity
Direction
of feed
1PIN MARK
0.08 S
C0.2
Tape
20
30
21
0.5
+0.05
0.25 -0.04
1pin
Reel
(Unit : mm)
Direction of feed
∗ Order quantity needs to be multiple of the minimum quantity.
SSOP-B40
<Tape and Reel information>
13.6 ± 0.2
(MAX 13.95 include BURR)
2000pcs
Direction
of feed
0.5 ± 0.2
1
E2
The direction is the 1pin of product is at the upper left when you hold
( reel on the left hand and you pull out the tape on the right hand
)
20
0.15 ± 0.1
0.1
1.8 ± 0.1
Embossed carrier tape
Quantity
21
5.4 ± 0.2
7.8 ± 0.3
40
Tape
0.1
S
0.65
0.22 ± 0.1
0.08
M
1pin
(Unit : mm)
Direction of feed
∗ Order quantity needs to be multiple of the minimum quantity.
Reel
VQFP64
<Tape and Reel information>
12.0±0.2
10.0±0.1
48
33
1
1.0±0.2
0.5±0.15
1.25
17
64
1000pcs
Direction
of feed
E2
direction is the 1pin of product is at the upper left when you hold
( The
)
reel on the left hand and you pull out the tape on the right hand
16
1PIN MARK
+0.05
0.145 -0.03
1.6MAX
1.25
Embossed carrier tape (with dry pack)
Quantity
32
10.0±0.1
12.0±0.2
49
Tape
0.1±0.05
1.4±0.05
4 +6
-4
0.08 S
+0.05
0.2 -0.04
0.08
M
1pin
0.5±0.1
(Unit : mm)
www.rohm.com
© 2010 ROHM Co., Ltd. All rights reserved.
Reel
22/23
Direction of feed
∗ Order quantity needs to be multiple of the minimum quantity.
2010.04 - Rev.A
BU97930MUV,BU97931FV,BU9798KV,BU9798GUW,BU97500KV
Technical Note
VBGA063W050
<Tape and Reel information>
5.0 ± 0.1
5.0±0.1
0.08 S
63- φ 0.295±0.05
φ 0.05 M S AB
P=0.5×7
0.5
0.1
0.9MAX
1PIN MARK
Tape
Embossed carrier tape (with dry pack)
Quantity
2500pcs
Direction
of feed
S
E2
The direction is the 1pin of product is at the upper left when you hold
( reel on the left hand and you pull out the tape on the right hand
)
0.75±0.1
0.5
B
12345678
0.75± 0.1
H
G
F
E
D
C
B
A
P=0.5× 7
A
www.rohm.com
© 2010 ROHM Co., Ltd. All rights reserved.
1pin
(Unit : mm)
Reel
23/23
Direction of feed
∗ Order quantity needs to be multiple of the minimum quantity.
2010.04 - Rev.A
Notice
Notes
No copying or reproduction of this document, in part or in whole, is permitted without the
consent of ROHM Co.,Ltd.
The content specified herein is subject to change for improvement without notice.
The content specified herein is for the purpose of introducing ROHM's products (hereinafter
"Products"). If you wish to use any such Product, please be sure to refer to the specifications,
which can be obtained from ROHM upon request.
Examples of application circuits, circuit constants and any other information contained herein
illustrate the standard usage and operations of the Products. The peripheral conditions must
be taken into account when designing circuits for mass production.
Great care was taken in ensuring the accuracy of the information specified in this document.
However, should you incur any damage arising from any inaccuracy or misprint of such
information, ROHM shall bear no responsibility for such damage.
The technical information specified herein is intended only to show the typical functions of and
examples of application circuits for the Products. ROHM does not grant you, explicitly or
implicitly, any license to use or exercise intellectual property or other rights held by ROHM and
other parties. ROHM shall bear no responsibility whatsoever for any dispute arising from the
use of such technical information.
The Products specified in this document are intended to be used with general-use electronic
equipment or devices (such as audio visual equipment, office-automation equipment, communication devices, electronic appliances and amusement devices).
The Products specified in this document are not designed to be radiation tolerant.
While ROHM always makes efforts to enhance the quality and reliability of its Products, a
Product may fail or malfunction for a variety of reasons.
Please be sure to implement in your equipment using the Products safety measures to guard
against the possibility of physical injury, fire or any other damage caused in the event of the
failure of any Product, such as derating, redundancy, fire control and fail-safe designs. ROHM
shall bear no responsibility whatsoever for your use of any Product outside of the prescribed
scope or not in accordance with the instruction manual.
The Products are not designed or manufactured to be used with any equipment, device or
system which requires an extremely high level of reliability the failure or malfunction of which
may result in a direct threat to human life or create a risk of human injury (such as a medical
instrument, transportation equipment, aerospace machinery, nuclear-reactor controller, fuelcontroller or other safety device). ROHM shall bear no responsibility in any way for use of any
of the Products for the above special purposes. If a Product is intended to be used for any
such special purpose, please contact a ROHM sales representative before purchasing.
If you intend to export or ship overseas any Product or technology specified herein that may
be controlled under the Foreign Exchange and the Foreign Trade Law, you will be required to
obtain a license or permit under the Law.
Thank you for your accessing to ROHM product informations.
More detail product informations and catalogs are available, please contact us.
ROHM Customer Support System
http://www.rohm.com/contact/
www.rohm.com
© 2010 ROHM Co., Ltd. All rights reserved.
R1010A
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