Serial-in / Parallel-out Driver Series
Serial / Parallel
2-input Drivers
BU2098F, BU2090F, BU2090FS
No.09051EAT04
●Description
Serial-in-parallel-out driver is a open drain output driver. It incorporates a built-in shift register and a latch circuit to turn on a
maximum of 12 LED by a 2-line interface, linked to a microcontroller.
A open drain output provides maximum of 25mA current.
●Features
1) LED can be driven directly. (Output current 25mA)
2) 8/12 Bit parallel output
3) This product can be operated on low voltage.
2
4) Compatible with I C BUS. (BU2098)
●Use
For AV equipment such as, audio stereo sets, videos and TV sets, PCs, control microcontroller mounted equipment.
●Line
up
Parameter
Output current
Output line
Package
BU2098F
25
8
SOP16
BU2090F
25
12
SOP16
BU2090FS
Unit
mA
lines
SSOP-A16
－
●Thermal
derating curve
700
Pd
[mW]
Pd
[mW]
600
500
400
300
200
100
85℃
700
600
500
400
300
200
100
0
BU2090FS
Power dissipation
BU2098F
Power dissipation
BU2090F
0
25
50
75
100
125
150
175
25
50
75
100
125
150
175
Ambient temperature Ta
[℃]
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1/12
2009.06 - Rev.A
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