FDC37N958FR Ver la hoja de datos (PDF) - SMSC -> Microchip

Número de pieza

componentes Descripción

Lista de partido

FDC37N958FR

Notebook I/O Controller with Enhanced Keyboard and System Control

SMSC -> Microchip 

PinPin

PIN #

158

159

102

108

109

103

195

196

194

157

203

204

200

199

NAME

DESCRIPTION OF PIN FUNCTIONS

SUPPLY

DESCRIPTION

VOLTAGE

TYPE

XTAL1

XTAL2

nSMI/

OUT7

32 KHz_OUT

24 MHz_OUT

CLOCKI

AB_DATA

AB_CLK

MODE

XOSEL

IRRX

IRTX

PWM0/

OUT10

PWM1/

OUT11

32 KHz Crystal Input

32 KHz Crystal Output

MISCELLANEOUS

System Management Interrupt/

Output 7

32 KHz Out -- The 32 KHz output is

enabled / disabled by setting /

clearing bit-0 of the Output Enable

8051 memory mapped register.

When disabled the 32 KHz_OUT pin

is driven low. The 32 KHz_OUT pin

defaults to the disabled state on

VCC1 POR.

Programmable Clock Output.

1.8432 MHz (default = 24 MHz/13)

14.318 MHz

16 MHz

24 MHz

48 MHz

14.318 MHz Clock Input

ACCESS.bus Serial Data

ACCESS.bus Clock

Set Configuration register address

Test Mode Enable Input Pin.

XOSEL = 1 is required to qualify all

pin defined test modes.

XOSEL = 0 prevents the pin test

modes from ever being invoked.

Infared Receive

Infared Transmit

Pulse Width Modulator 0/

Output 10

Pulse Width Modulator 1/

Output 11

VCC0

VCC0

VCC2

VCC1

VCC2

VCC2

VCC1

VCC1

VCC1

VCC1

VCC2

VCC2

VCC2

VCC2

ICLK2

OCLK2

O24

O8

O24

ICLK

I/OD8

I/OD8

I

I

I

O8

O24

O24

SMSC DS – FDC37N958FR

Page 7

Rev. 09/01/99

Share Link: