BU9831F Ver la hoja de datos (PDF) - ROHM Semiconductor

Número de pieza

componentes Descripción

Fabricante

BU9831F

Non-volatile electronic potentiometer

ROHM Semiconductor 

Memory ICs

•Block diagram

CS

SK

Command decode

Control

7bit

Timing Counter

DIO

16bit

EEPROM

Array

Wiper

decoder

Write

Disable

High

voltage

generator

BU9831 / BU9831F

VH

Transistor

switch

Register

array

Power supply

VL

voltage detector

VW

•Pin assignments

VCC

VH

VW

VL

8

7

6

5

BU9831

•Pin desoriptions

Pin No.

Pin name

1

CS

2

SK

3

DIO

4

GND

5

VL

6

VW

7

VH

8

VCC

1

2

3

4

CS SK DIO GND

I/O

Function

I

Chip select input

I

Serial data clock input

I/O

Input / output of operating codes, addresses, and serial data

—

Reference voltage of 0V for all input / output

Resistance pin Resistance low-potential

Resistance pin Wiper

Resistance pin Resistance high-potential

—

Connection for power supply

2

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