Datasheet > 微控制器和处理器 > 多功能外围设备> SCH3112I-NE

SCH3112I-NE

更新时间： 2024-11-25 03:33:15

品牌	Logo	应用领域
SMSC		多功能外围设备微控制器和处理器 PC 时钟
页数	文件大小	规格书
396页	5221K
描述
LPC IO with 8042 KBC, Reset Generation, HWM and Multiple Serial Ports

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技术参数
数据手册

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SCH3112I-NE 技术参数

是否Rohs认证：	不符合	生命周期：	Obsolete
零件包装代码：	QFP	包装说明：	TFQFP, TQFP128,.63SQ,16
针数：	128	Reach Compliance Code：	compliant
HTS代码：	8542.39.00.01	风险等级：	5.43
Is Samacsys：	N	地址总线宽度：	4
边界扫描：	NO	总线兼容性：	LPC
最大时钟频率：	14.318 MHz	外部数据总线宽度：	4
JESD-30 代码：	S-PQFP-G128	JESD-609代码：	e0
长度：	14 mm	湿度敏感等级：	3
I/O 线路数量：	48	端子数量：	128
最高工作温度：	85 °C	最低工作温度：	-40 °C
封装主体材料：	PLASTIC/EPOXY	封装代码：	TFQFP
封装等效代码：	TQFP128,.63SQ,16	封装形状：	SQUARE
封装形式：	FLATPACK, THIN PROFILE, FINE PITCH	峰值回流温度（摄氏度）：	235
电源：	3.3 V	认证状态：	Not Qualified
座面最大高度：	1.2 mm	子类别：	Other Microprocessor ICs
最大压摆率：	3 mA	最大供电电压：	3.63 V
最小供电电压：	2.97 V	标称供电电压：	3.3 V
表面贴装：	YES	技术：	CMOS
温度等级：	INDUSTRIAL	端子面层：	Tin/Lead (Sn/Pb)
端子形式：	GULL WING	端子节距：	0.4 mm
端子位置：	QUAD	处于峰值回流温度下的最长时间：	NOT SPECIFIED
宽度：	14 mm	Base Number Matches：	1

SCH3112I-NE 数据手册

SCH3112, SCH3114, SCH3116

LPC IO with 8042 KBC,

Reset Generation, HWM

and Multiple Serial

Ports

Datasheet

PRODUCT FEATURES

—

Port 92 Support

■ General Features

Fast Gate A20 and KRESET Outputs

Phoenix Keyboard BIOS ROM

—

3.3 Volt Operation (SIO Block is 5 Volt Tolerant)

Low Pin Count Bus (LPC) Interface

Programmable Wake-up Event (PME) Interface

PC99, PC2001 Compliant

■ Multiple Serial Ports

—

SCH3112 - 2 Full Function Serial Ports

ACPI 2.0 Compliant

SCH3114 - 4 Full Function Serial Ports

SCH3116 - 4 Full Function and 2 Four-Pin Serial Ports

High Speed NS16C550A Compatible UARTs with

Send/Receive 16-Byte FIFOs

Serial IRQ Interface Compatible with Serialized IRQ

Support for PCI Systems

—

ISA Plug-and-Play Compatible Register Set

Four Address Options for Power On Configuration Port

System Management Interrupt (SMI)

40 General Purpose I/O pins

Supports 230k, 460k, 921k and 1.5M Baud

Programmable Baud Rate Generator

Modem Control Circuitry

6 GPIO with VID compatible inputs

Support for power button on PS/2 Keyboard

Security Key Register (32 byte) for Device

Authentication

480 Address and 15 IRQ Options

Support IRQ Sharing among serial ports

RS485 Auto Direction Control Mode

■ Infrared Port

■ Watchdog Timer

—

Multiprotocol Infrared Interface

IrDA 1.0 Compliant

■ Resume and Main Power Good Generator

■ Programmable Clock Output to 16 HZ.

■ 2.88MB Super I/O Floppy Disk Controller

SHARP ASK IR

480 Addresses, Up to 15 IRQ

■ Multi-Mode™ Parallel Port with ChiProtect™

—

Licensed CMOS 765B Floppy DiskController

Supports Two Floppy Drives

—

Standard Mode IBM PC/XT^®,PC/AT^®, and PS/2™

Compatible Bi-directional Parallel Port

Configurable Open Drain/Push-Pull

Supports Vertical Recording Format

16-Byte Data FIFO

—

Enhanced Parallel Port (EPP) Compatible - EPP 1.7

and EPP 1.9 (IEEE 1284 Compliant)

—

EEE 1284 Compliant Enhanced Capabilities Port (ECP)

ChiProtect Circuitry for Protection

100% IBM® Compatibility

Detects All Overrun and Underrun Conditions

Sophisticated Power Control Circuitry (PCC) Including

Multiple Powerdown Modes for Reduced Power

Consumption

960 Address, Up to 15 IRQ and Four DMA Options

■ Hardware Monitor

—

Monitor Power supplies (+2.5V, +5V, +12V, Vccp

(processor voltage), VCC, Vbat and Vtr.

Remote Thermal Diode Sensing for Two External

Temperature Measurements accurate to 1.5^oC

Internal Ambient Temperature Measurement

Limit Comparison of all Monitored Values

Programmable Automatic FAN control based on

temperature

—

DMA Enable Logic

—

Data Rate and Drive Control Registers

480 Address, Up to Eight IRQ and Four DMA Options

Support FDD Interface on Parallel Port Pins

—

■ Enhanced Digital Data Separator

—

2 Mbps, 1 Mbps, 500 Kbps, 300 Kbps, 250 Kbp Data

Rates

—

nHWM_INT Pin for out-of-limit Temperature or Voltage

Indication

—

Programmable Precompensation Modes

■ Keyboard Controller

Configurable offset for internal or external temperature

channels

—

8042 Software Compatible

8 Bit Microcomputer

Thermtrip signal for over temperature indication

2k Bytes of Program ROM

256 Bytes of Data RAM

■ IDE Reset Output and 3 PCI Reset Buffers with

Software Control Capability (SCH3112 and SCH3114

Only)

■ Power Button Control and AC Power Failure

Recovery (SCH3112 and SCH3114 Only)

■ Industrial (+85°C to -40°C) Temperature Range

■ 128 Pin VTQFP Package

Four Open Drain Outputs Dedicated for

Keyboard/Mouse Interface

—

Asynchronous Access to Two Data Registers and One

Status Register

—

Supports Interrupt and Polling Access

8 Bit Counter Timer

SMSC SCH311X

DATASHEET

Rev 0.2 (09-28-04)

12 3 4 5 6 7...396

中文翻译

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与SCH3112I-NE相关器件

型号	品牌	获取价格	描述	数据表
SCH3112I-NU	SMSC	获取价格	LPC IO with 8042 KBC, Reset Generation, HWM and Multiple Serial Ports
SCH3112-NE	SMSC	获取价格	Multifunction Peripheral, CMOS, PQFP128, VTQFP-128
SCH3112-NU	SMSC	获取价格	LPC IO with 8042 KBC, Reset Generation, HWM and Multiple Serial Ports
SCH3114	SMSC	获取价格	LPC IO with 8042 KBC, Reset Generation, HWM and Multiple Serial Ports
SCH3114	MICROCHIP	获取价格	The SCH3114 is a 3.3V (Super I/O Block is 5V tolerant) PC99/PC2001 compliant Super?I/O c
SCH3114I-NE	SMSC	获取价格	LPC IO with 8042 KBC, Reset Generation, HWM and Multiple Serial Ports
SCH3114I-NU	SMSC	获取价格	LPC IO with 8042 KBC, Reset Generation, HWM and Multiple Serial Ports
SCH3114-NE	SMSC	获取价格	Multifunction Peripheral, CMOS, PQFP128, VTQFP-128
SCH3114-NU	SMSC	获取价格	LPC IO with 8042 KBC, Reset Generation, HWM and Multiple Serial Ports
SCH3116	SMSC	获取价格	LPC IO with 8042 KBC, Reset Generation, HWM and Multiple Serial Ports

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