FDC37B727-NS datasheet(7/238 Pages) SMSC

Teilenummer	FDC37B727-NS

Bauteilbeschribung	128 Pin Enhanced Super I/O Controller with ACPI Support

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Hersteller	SMSC [SMSC Corporation]

Direct Link	http://www.smsc.com

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7

DESCRIPTION OF PIN FUNCTIONS

TABLE 1 - DESCRIPTION OF PIN FUNCTIONS

No./QFP

NAME

TOTAL

SYMBOL

BUFFER TYPE

PROCESSOR/HOST INTERFACE (40)

44-47,

49-52

System Data Bus

8

SD[0:7]

IO12

23-38

16-bit System Address Bus

16

SA[0:15]

I

43

Address Enable

1

AEN

I

64

I/O Channel Ready

1

IOCHRDY

OD12

53

ISA Reset Drive

1

RESET_DRV

IS

40

Serial IRQ/IRQ15

1

SER_IRQ

IO12

39

PCI Clock/IRQ14/GP50

1

PCI_CLK

IO12

55

DMA Request 0

1

DRQ0

O12

57

DMA Request 1

1

DRQ1

O12

59

DMA Request 2

1

DRQ2

O12

54

DMA Acknowledge 0

1

nDACK0

I

56

DMA Acknowledge 1

1

nDACK1

I

58

DMA Acknowledge 2

1

nDACK2

I

61

DMA Request 3

1

DRQ3

O12

60

DMA Acknowledge 3

1

nDACK3

I

63

Terminal Count

1

TC

I

41

I/O Read

1

nIOR

I

42

I/O Write

1

nIOW

I

CLOCKS (4)

22

14.318MHz Clock Input

1

CLOCKI

ICLK

66

32.768kHz Crystal Input

1

XTAL1

ICLK

68

32.768kHz Crystal Driver

1

XTAL2

OCLK2

18

32.768kHz Clock Out

1

CLK32OUT

O8

POWER PINS (10)

62, 93,

121

+5V Supply Voltage

3

VCC

7, 48,

74, 104

Digital Ground

4

VSS

67

Analog Ground

1

AVSS

69

Trickle Supply Voltage

1

VTR

65

Battery Voltage

1

VBAT

POWER MANAGEMENT (3)

19

Power On

1

nPOWERON

OD24

20

Button In

1

BUTTON_IN

I

21

Power Management Event/SCI/IRQ9

1

nPME

O12

FDD INTERFACE (16)

16

Read Disk Data

1

nRDATA

IS

11

Write Gate

1

nWGATE

O24

10

Write Disk Data

1

nWDATA

O24

Ähnliche Beschreibung - FDC37B727-NS

Hersteller	Teilenummer	Datenblatt	Bauteilbeschribung
SMSC Corporation	FDC37B72X	831Kb / 238P	128 Pin Enhanced Super I/O Controller with ACPI Support
	FDC37B727	1Mb / 244P	128 Pin Enhanced Super I/O Controller with ACPI Support
	37M602	650Kb / 182P	ENHANCED SUPER I/O CONTROLLER WITH INFRARED SUPPORT
	FDC37B78X	1Mb / 258P	Enhanced Super I/O Controller with ACPI Support, Real Time Clock and Consumer IR
	FDC37B78X	880Kb / 249P	Super I/O Controller with ACPI Support, Real Time Clock and Consumer IR
	LPC47B27X	1Mb / 196P	100 PIN ENHANCED SUPER I/O CONTROLLER WITH LPC INTERFACE
	LPC47B272	1Mb / 195P	100 Pin Enhanced Super I/O Controller with LPC Interface
	LPC47B34X	645Kb / 250P	128 Pin Enhanced Super I/O with LPC Interface for Consumer Applications
	FDC37N3869	725Kb / 136P	3.3V SUPER I/O CONTROLLER WITH INFRARED SUPPORT
	LPC47M112	1Mb / 208P	ENHANCED SUPER I/O CONTROLLER WITH LPC INTERFACE

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