5秒后页面跳转
SCH5617 PDF预览

SCH5617

更新时间: 2024-11-10 14:49:27
品牌 Logo 应用领域
美国微芯 - MICROCHIP PC
页数 文件大小 规格书
10页 217K
描述
SCH5617C is a 3.3V PC 2001 compliant Super I/O?controller with an LPC interface. All legacy driv

SCH5617 数据手册

 浏览型号SCH5617的Datasheet PDF文件第2页浏览型号SCH5617的Datasheet PDF文件第3页浏览型号SCH5617的Datasheet PDF文件第4页浏览型号SCH5617的Datasheet PDF文件第5页浏览型号SCH5617的Datasheet PDF文件第6页浏览型号SCH5617的Datasheet PDF文件第7页 
SCH5617C  
Desktop System Controller Hub with Advanced,  
8051µC-Based Auto Fan Control  
• Fan Tachometer or Lock Rotor Inputs (3)  
- Programmable linear automatic fan control  
based on temperature  
Product Features  
• ACPI 2.0 Compliant  
• High Performance 8051  
- Acoustic enhancement mode  
- ProcHot pins modulate Tmin  
- Fan PWM duty cycle is a function in linear  
mode of multiple temperatures and ProcHot  
signals  
- PWM Ramp Rate Closed Loop Control  
• Internal Ring Oscillator for VTR Powered Logic  
• Low Battery Warning  
- 2.5X average instruction execution speed  
improvement over the entire instruction set;  
i.e., typical 4-clock instruction cycle in high-  
performance 8051 vs. 12-clock instruction  
cycle in standard 8051.  
- Faster clock speed: 32 MHz vs. 16 MHz in  
standard 8051.  
- Dual Data Pointers  
• LED Control  
- More Interrupts: Power-Fail, External Inter-  
rupt 2, External Interrupt 3, etc.  
- A set of External Memory/Mapped Control  
Registers provide the 8051 core with the abil-  
ity to directly control many functional blocks  
of the SCH5617C.  
- 384 Bytes of RAM as part of the 8051 core  
- 4k Bytes Data RAM (869 bytes may be used  
to patch ROM code)  
• SMBus Isolation Logic  
• Programmable Wake-up Event Interface  
• PC2001 Compliant  
• General Purpose Input/Output Pins (30 Host con-  
trolled, 16 8051 controlled)  
• 21 Dedicated Scratchpad registers  
• ISA Plug-and-Play Compatible Register Set  
• System Management Interrupt  
• GLUE Logic  
- Twelve Interrupt Sources  
- Watch Dog Timer (WDT)  
• Operating Temperature Range of 0oC to +70oC  
- IDE Reset/Buffered PCI Reset Outputs  
- Power OK Signal Generation  
- Power Sequencing  
- Power Supply Turn On Circuitry  
- Resume Reset Signal Generation  
- Hard Drive Front Panel LED  
• 2.88MB Super I/O Floppy Disk Controller  
- Licensed CMOS 765B Floppy Disk Controller  
- Software and Register Compatible with  
Microchip's Proprietary 82077AA Compatible  
Core  
• PECI Interface  
- Supports PECI REQUEST# and PECI AVAIL-  
ABLE signaling  
Temperature Monitor  
- Monitoring of up to Two Remote Thermal  
Diodes  
- Supports temperature readings from -63oC  
to +192oC  
- Supports Two Floppy Drives  
- Configurable Open Drain/Push-Pull Output  
Drivers  
- Supports Vertical Recording Format  
- 16-Byte Data FIFO  
Supports monitoring of discrete diodes (3904  
type diodes)  
Supports monitoring substrate diodes (45nm &  
65nm processor diodes)  
- 1/8th degree temperature resolution  
- Internal Ambient Temperature Measurement  
- Limit Comparison of all Monitored Values  
• PROCHOT_IN# Pin  
- Mapped into Temperature monitoring inter-  
rupt generation logic  
- May be used to adjust fan control limits  
- May be configured to force fans on full  
• PROCHOT_OUT Pin  
- 100% IBM® Compatibility  
- 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 Addresses, Up to Eight IRQs, and Four  
DMA Options  
• Auto-Fan Control with ProcHot Features  
- PWM (Pulse width Modulation) Outputs (3)  
- Enhanced Digital Data Separator  
Legacy PWM control dc fan outputs  
2 Mbps, 1 Mbps, 500 Kbps, 300 Kbps, 250 Kbps  
• High Frequency PWM Options (15kHz up to  
30kHz)  
Data Rates  
Programmable Pre compensation Modes  
• 2 second delayed start-up for PWM outputs  
2014 Microchip Technology Inc.  
DS00001789A-page 1  

与SCH5617相关器件

型号 品牌 获取价格 描述 数据表
SCH5617C SMSC

获取价格

Desktop System Controller Hub with Advanced, 8051C-Based Auto Fan Control
SCH5617C-NS SMSC

获取价格

Desktop System Controller Hub with Advanced, 8051C-Based Auto Fan Control
SCH5617-NS SMSC

获取价格

Desktop System Controller Hub with Advanced,
SCH5620 MICROCHIP

获取价格

The SCH5620 is a 3.3V PC 2001 compliant Super I/O?controller with an LPC interface. All l
SCH5620-MT MICROCHIP

获取价格

Multifunction Peripheral, CMOS, PQFP100
SCH5627 MICROCHIP

获取价格

The SCH5627 is a 3.3V PC 2001 compliant Super I/O?controller with an LPC interface. All l
SCH5627P-NS MICROCHIP

获取价格

MULTIFUNCTION PERIPHERAL
SCH5636 MICROCHIP

获取价格

The SCH5636 is a 3.3V PC 2001 compliant Super I/O?controller with an LPC interface. All l
SCH628DR MSPI

获取价格

HAZARDOUS LOCATION ALARM
SCH628NR MSPI

获取价格

HAZARDOUS LOCATION ALARM