BU97930MUV_15 Datasheet, PDF (3/32 Pages) Rohm – Multifunction LCD Segment Driver

BU97930MUV MAX 108 segments (SEG27×COM4)
●Absolute Maximum Ratings (VSS=0V)
Parameter
Symbol
Ratings
Unit
Power supply voltage 1
VDD
-0.3 to +4.5
V
Power supply voltage 2
Power Dissipation
VLCD
-0.5 to +7.0
V
Pd
0.8*¹
W
Input voltage range
VIN
-0.5 to VDD+0.5
V
Operational temperature range
Topr
-40 to +85
℃
Storage temperature range
Tstg
-55 to +125
℃
Iout1
5
mA
Output current
Iout2
5
mA
Iout3
10
mA
Iout4
50
mA
*1 When operated higher than Ta=25℃, 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).
Remarks
Power supply
Power supply for LCD
SEG output
COM output
GPO output
LED output
●Recommended Operating Ratings(Ta=-40°C to +85°C,VSS=0V)
Parameter
Ratings
Symbol
Unit
MIN TYP MAX
Remarks
Power supply voltage 1
VDD
1.8
-
3.6
V Power supply
Power supply voltage 2 VLCD 2.7
-
5.5
V Power supply for LCD
Output current
Iout4
-
-
20
mA Per LED port 1ch
●Electrical Characteristics
DC characteristics (Ta=-40°C to +85°C, VDD=1.8V to 3.6V, VLCD=2.7V to 5.5V, VSS=0)
Parameter
Limit
Symbol
Unit
MIN TYP MAX
Condition
“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
“H” level input current
“L” level input current
“H” level output voltage
(*2)
“L” level output voltage
(*2)
Current consumption
(*1)
VH
-
IIH1
-
IIL1
VOH1
VOH2
VOH3
VOL1
-5
VLCD
-0.4
VLCD
-0.4
VLCD
-0.6
-
VOL2
-
VOL3
-
VOL4
-
IstVDD
-
IstVLCD -
IVDD1
-
IVDD2
-
IVLCD1
-
IVLCD2
-
*1 Power save mode 1 and frame inversion setting
0.2
-
V SCL, INHb, VDD=3.3V, Ta=25°C
-
5
-
-
-
-
-
-
-
-
-
0.4
-
0.4
-
0.5
0.11 0.5
3
10
0.5
5
8
15
30
45
10
15
30
48
µA
SD, SCL, CSB, CLKIN,
INHb, VI=3.6V
µA
SD, SCL, CSB, CLKIN,
INHb, VI=0V
V
Iload=-50µA, VLCD=5.0V
SEG0 to SEG26
V
Iload=-50µA, VLCD=5.0V,
COM0 to COM3
V
Iload=-1mA,VLCD=5.0V,
SEG23 to SEG26(GPO mode)
V
Iload= 50µA, VLCD=5.0V,
SEG0 to SEG26
V
Iload= 50µA, VLCD=5.0V,
COM0 to COM3
V
Iload=1mA, VLCD=5.0V,
SEG23 to SEG26(GPO mode)
V
Iload=20mA, VLCD=5.0V,
LED
µA
Input terminal ALL‟L‟,
Display off, Oscillation off
µA
Input terminal ALL‟L‟,
Display off, Oscillation off
µA
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,
µA PWM Frequency=500Hz setting,
All output pin open
µA
VLCD=5.0V, Ta=25°C, 1/3bias, fFR=64Hz,
LED generate off, All output pin open
VLCD=5.0V, Ta=25℃, 1/3bias, fFR=64Hz,
µA PWM Frequency=500Hz setting,
All output pin open
*2 Iload: In this case, load current from only one port
www.rohm.com
© 2013 ROHM Co., Ltd. All rights reserved.
TSZ22111ï½¥15ï½¥001
3/28
TSZ02201-0A0A2D300060-1-2
10.Apr.2015 Rev.004