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Product structure：Silicon monolithic integrated circuit ○This product has no designed protection against radioactive rays

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TSZ02201-0RHR1GZ00100-1-2

© 2013 ROHM Co., Ltd. All rights reserved.

01.Sep.2015 Rev.002

TSZ22111・14・001

www.rohm.com

Serial-in / Parallel-out Driver Series

Serial in/Parallel out Drivers

BU2098F

Description

BU2098F is an open drain output driver.It incorporates a

built-in shift register and a latch circuit to control a

maximum of 8 outputs by a 2-line interface, linked to a

microcontroller.

An open drain output provides maximum 25mA current.

Features



LED can be driven directly



8 Bit parallel output



This product can be operated on low voltage



Compatible with I

*I

Applications



Drive of LED



Drive of Solenoid



Drive of Relay

Pin Configurations

(Top View)

Key Specifications



Power supply voltage range:

2.7V to 5.5V



Output voltage:

0V to 15V



Operating temperature range:

-40℃ to +85℃

Package

W(Typ) x D(Typ) x H(Max)

SOP16

10.00mm x 6.20mm x 1.71mm

Block Diagrams

Power-On

Reset

I

Controller

Shift

Register

SDA

SCL

A0

A1

A2

8bit

Latch

Write Buffer

Q0～Q7

15

14

13

12

11

10

9

8

7

6

5

4

3

2

Q4

Q5

Q6

Q7

N.C.

SDA

VSS

Q3

Q2

Q1

Q0

A2

A1

SCL

1

VDD

16

A0

Datasheet