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FDC37C78-HT PDF预览

FDC37C78-HT

更新时间: 2024-02-06 02:48:43
品牌 Logo 应用领域
美国微芯 - MICROCHIP 存储微控制器和处理器次级存储控制器PC
页数 文件大小 规格书
82页 345K
描述
Floppy Disk Controller

FDC37C78-HT 技术参数

生命周期:Obsolete零件包装代码:QFP
包装说明:LFQFP,针数:48
Reach Compliance Code:unknown风险等级:5.76
其他特性:ALSO OPERATES AT 3.3V SUPPLY最大数据传输速率:0.25 MBps
外部数据总线宽度:8主机接口标准:PC-AT; PC-XT
JESD-30 代码:S-PQFP-G48长度:7 mm
端子数量:48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:LFQFP封装形状:SQUARE
封装形式:FLATPACK, LOW PROFILE, FINE PITCH认证状态:Not Qualified
座面最大高度:1.6 mm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端子形式:GULL WING
端子节距:0.5 mm端子位置:QUAD
宽度:7 mmuPs/uCs/外围集成电路类型:SECONDARY STORAGE CONTROLLER, FLOPPY DISK DRIVE
Base Number Matches:1

FDC37C78-HT 数据手册

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FDC37C78  
Floppy Disk Controller  
FEATURES  
3.3/5 Volt Operation  
Intelligent Auto Power Management  
2.88MB FDC37C78 Floppy Disk Controller  
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Swap Drives A and B  
Non-Burst Mode DMA Option  
Detects All Overrun and Underrun  
Conditions  
Sophisticated Power Control Circuitry  
(PCC) Including Multiple Powerdown  
Modes for Reduced Power  
Consumption  
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Licensed CMOS 765B Floppy Disk  
Controller  
-
-
Software and Register Compatible with  
SMSC's Proprietary 82077AA  
Compatible Core  
-
-
-
-
-
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Supports Two Floppy Drives Directly  
Supports Vertical Recording Format  
16 Byte Data FIFO  
100% IBM Compatibility  
DMA Enable Logic  
Enhanced Digital Data Separator  
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2 Mbps (Only Available When VCC = 5V),  
1 Mbps, 500 Kbps, 300 Kbps, 250 Kbps  
Data Rates  
-
Programmable Precompensation Modes  
Data Rate and Drive Control Registers  
48 pin TQFP Package  

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