Datasheet > 微控制器和处理器 > 多功能外围设备> SCH3112-NU

SCH3112-NU

更新时间： 2024-09-17 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外围集成电路 PC
页数	文件大小	规格书
6页	553K
描述
LPC IO with 8042 KBC, Reset Generation, HWM and Multiple Serial Ports

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中文翻译

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技术参数
数据手册

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SCH3112-NU 技术参数

是否无铅：	不含铅	是否Rohs认证：	符合
生命周期：	Transferred	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：	5.41	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：	e3	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：	70 °C
最低工作温度：		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）：	260	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：	COMMERCIAL
端子面层：	MATTE TIN	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：	40	宽度：	14 mm
Base Number Matches：	1

SCH3112-NU 数据手册

SCH3112, SCH3114, SCH3116

LPC IO with 8042 KBC,

Reset Generation, HWM

and Multiple Serial

Ports

Data Brief

PRODUCT FEATURES

General Features

Multiple Serial Ports

—

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

ACPI 2.0 Compliant

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

6 GPIO with VID compatible inputs

Support for power button on PS/2 Keyboard

Security Key Register (32 byte) for Device

Authentication

—

SCH3112 - 2 Full Function Serial Ports

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

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

Programmable Baud Rate Generator

Modem Control Circuitry

—

480 Address and 15 IRQ Options

Support IRQ Sharing among serial ports

RS485 Auto Direction Control Mode

Infrared Port

—

Multiprotocol Infrared Interface

IrDA 1.0 Compliant

SHARP ASK IR

480 Addresses, Up to 15 IRQ

Watchdog Timer

Resume and Main Power Good Generator

Programmable Clock Output to 16 HZ.

2.88MB Super I/O Floppy Disk Controller

—

Multi-Mode™ Parallel Port with ChiProtect™

—

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

Compatible Bi-directional Parallel Port

Enhanced Parallel Port (EPP) Compatible - EPP 1.7

and EPP 1.9 (IEEE 1284 Compliant)

IEEE 1284 Compliant Enhanced Capabilities Port (ECP)

ChiProtect Circuitry for Protection

960 Address, Up to 15 IRQ and Four DMA Options

—

Licensed CMOS 765B Floppy DiskController

Supports Two Floppy Drives

Configurable Open Drain/Push-Pull

Supports Vertical Recording Format

16-Byte Data FIFO

—

Hardware Monitor

—

100% IBM® Compatibility

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

Detects All Overrun and Underrun Conditions

Sophisticated Power Control Circuitry (PCC) Including

Multiple Powerdown Modes for Reduced Power

Consumption

—

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

—

nHWM_INT Pin for out-of-limit Temperature or Voltage

Indication

Thermtrip signal for over temperature indication

Enhanced Digital Data Separator

—

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

Rates

Programmable Precompensation Modes

—

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)

Temperature Range Available

— Industrial (+85°C to -40°C)

— Commercial (+70°C to 0°C)

—

Keyboard Controller

—

8042 Software Compatible

8 Bit Microcomputer

2k Bytes of Program ROM

256 Bytes of Data RAM

Four Open Drain Outputs Dedicated for

Keyboard/Mouse Interface

Asynchronous Access to Two Data Registers and One

Status Register

—

128 Pin VTQFP Lead-free RoHS Compliant Package

—

Supports Interrupt and Polling Access

8 Bit Counter Timer

Port 92 Support

Fast Gate A20 and KRESET Outputs

Phoenix Keyboard BIOS ROM

SMSC SCH311X

PRODUCT PREVIEW

Revision 1.0 (11-13-06)

12 3 4 5 6

中文翻译

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与SCH3112-NU相关器件

型号	品牌	获取价格	描述	数据表
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
SCH3116	MICROCHIP	获取价格	The SCH3112/SCH3114/SCH3116 Product?Family is a 3.3V (Super I/O Block is 5V tolerant) PC
SCH3116I-NE	SMSC	获取价格	LPC IO with 8042 KBC, Reset Generation, HWM and Multiple Serial Ports
SCH3116I-NU	SMSC	获取价格	LPC IO with 8042 KBC, Reset Generation, HWM and Multiple Serial Ports

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