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REV. C

Structure

Silicon Monolithic IC

Product Name

Capacitive Sensor Controller for Cellular Phone

Product No

BU21018MWV

Features

1) High- resistive sensor material

2) High Speed Sensing

3) 3.0 V singe power supply

4) 36ch sensors

5) 2ch reference (1ch only use is possible)

6) Automatic program download function for internal CPU

●Absolute maximum ratings

(*1) This is the power dissipation per IC unit. Reduce to 9.28 mW /℃ when Ta = 25℃ or above.

●Operating conditions

PARAMETER

SYMBOL

RATING

UNIT

Digital power supply

DVDD

1.60 ～ 2.00

V

Analog power supply

AVDD

2.70 ～ 3.60

V

Operating temperature rage

Topr

-20 ～ 85

℃

This chip is not designed to protect itself against radioactive rays.

PARAMETER

SYMBOL

RATING

UNIT

Digital applied voltage

DVDD

-0.5 ～ 2.5

V

Analog applied voltage

AVDD

-0.5 ～ 4.5

V

Digital input voltage

Vdi

-0.5 ～ DVDD

V

Analog input voltage

Vai

-0.5 ～ AVDD

V

Storage temperature range

Tstg

-55 ～ 125

℃

Power dissipation

Pd

928*1

mW