PCF8558 datasheet(4/24 Pages) PHILIPS

tên linh kiện	PCF8558

Giải thích chi tiết về linh kiện	Universal LCD driver for small graphic panels

PDF	24 Pages

Scroll/Zoom	100%

nhà sản xuất	PHILIPS [NXP Semiconductors]

Trang chủ	http://www.nxp.com

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4 / 24 page

1998 Apr 07

Philips Semiconductors

Objective speciﬁcation

Universal LCD driver for small graphic

panels

PCF8558

PINNING

SYMBOL

PAD

DESCRIPTION

SCL

I2C-bus serial clock input

R20 to R1

2 to 21

LCD row driver data outputs

C101 to C1

22 to 122

LCD column driver data outputs

R21 to R40

123 to 142

LCD row driver data outputs

143

test pad output, must be left unconnected (not user accessible)

SDA

144

I2C-bus serial data input/output

VSS

145

ground

146

test pad input, must be connected to VSS (not user accessible)

VLCD

147

negative supply voltage input

SA0

148

the LSB bit of the I2C-bus slave address input is set by connecting this pin to either

0(VSS) or 1 (VDD)

149

test pad input, must be connected to VDD (not user accessible)

OSC

150

when the on-chip oscillator is used this pin must be connected to VDD; an external clock

signal, if used, is input at this pin

VDD

151

positive supply voltage

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