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FDC87W22 PDF预览

FDC87W22

更新时间: 2024-02-29 14:24:41
品牌 Logo 应用领域
SMSC 时钟
页数 文件大小 规格书
140页 436K
描述
Multifunction Peripheral, CMOS, PQFP100, QFP-100

FDC87W22 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:QFP, QFP100,.7X1.0
针数:100Reach Compliance Code:unknown
HTS代码:8542.39.00.01风险等级:5.92
其他特性:GAME PORT地址总线宽度:10
边界扫描:NO总线兼容性:IBM XT; AT; ISA
最大时钟频率:24 MHz外部数据总线宽度:8
JESD-30 代码:R-PQFP-G100JESD-609代码:e0
长度:20 mmI/O 线路数量:10
端子数量:100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:QFP封装等效代码:QFP100,.7X1.0
封装形状:RECTANGULAR封装形式:FLATPACK
峰值回流温度(摄氏度):235电源:5 V
认证状态:Not Qualified座面最大高度:3.3 mm
子类别:Other Microprocessor ICs最大供电电压:5.5 V
最小供电电压:4.5 V标称供电电压:5 V
表面贴装:YES技术:CMOS
温度等级:COMMERCIAL端子面层:Tin/Lead (Sn/Pb)
端子形式:GULL WING端子节距:0.65 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 mmBase Number Matches:1

FDC87W22 数据手册

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FDC87W22  
Power I/O Controller  
FEATURES  
·
·
5 Volt Operation  
·
Serial Ports  
-
Two High-speed 16550 Compatible  
UARTs with 16-Byte Send/Receive  
FIFOs  
MIDI Compatible  
Fully Programmable Serial-Interface  
Characteristics:  
- 5, 6, 7 or 8-Bit Characters  
- Even, Odd or No Parity Bit  
Generation/Detection  
Floppy Disk Controller (FDC)  
Compatible with IBM PC/AT Disk Drive  
Systems  
-
-
-
-
Variable Write Pre-Compensation with  
Track Selectable Capability  
DMA Enable Logic  
Non-Burst Mode DMA Option  
Supports Floppy Disk Drives and Tape  
Drives  
-
-
-
- 1, 1.5 or 2 Stop Bits Generation  
Internal Diagnostic Capabilities:  
- Loop-Back Controls for  
Communications Link Fault Isolation  
- Break, Parity, Overrun, Framing Error  
Simulation  
Programmable Baud Generator Allows  
Division of 1.8461 MHz and 24 MHz by 1  
to (216-1)  
-
Detects All Overrun and Underrun  
Conditions  
-
-
-
-
Data Rate and Drive Control Registers  
Built-in Address Mark Detection Circuit to  
Simplify the Read Electronics  
IBM PC System Address Decoder  
Supports up to Two Embedded Hard  
Disk Drives (IDE AT BUS)  
Single 24 MHz Crystal Input  
FDD Anti-Virus Functions With Software  
Write Protect and FDD Write Enable  
Signal, Write Data Signal Force Inactive  
Supports up to Four 3.5-Inch or 5.25-  
Inch Floppy Disk Drives  
Completely Compatible with Industry  
Standard 82077  
360Kbps/720K/1.2M/1.44M/2.88M  
Format  
250Kbps, 300Kbps, 500Kbps, 1 Mbps  
Data Transfer Rate  
-
-
-
-
·
Parallel Port  
-
-
Compatible with IBM Parallel Port  
Supports Parallel Port with Bidirectional  
Lines  
Supports Enhanced Parallel Port (EPP)  
- Compatible with IEEE 1284  
Specification  
Supports Extended Capabilities Port  
(ECP)  
- Compatible with IEEE 1284  
Specification  
-
-
-
-
-
-
-
-
Supports Vertical Recording Format  
16-Byte Data FIFOs  
-
-
Extension FDD Mode Supports Disk  
Drive B Through Parallel Port  
Extension Adapter Mode Supports  
Pocket Devices Through Parallel Port  

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