参数资料
型号: PC87393F-VJG
厂商: NATIONAL SEMICONDUCTOR CORP
元件分类: 外设及接口
英文描述: 100-Pin LPC SuperI/O Devices for Portable Applications
中文描述: MULTIFUNCTION PERIPHERAL, PQFP100
封装: TQFP-100
文件页数: 51/148页
文件大小: 1733K
代理商: PC87393F-VJG
9.0 Device Characteristics (Continued)
144
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9.4.8
FDC Drive Control Timing
9.4.9
FDC Read Data Timing
Symbol
Parameter
Min
Max
Unit
tDST
DIR Setup to STEP Active1
1. Not tested. Guaranteed by design.
6
s
tIW
Index Pulse Width
100
ns
tSTD
DIR Hold from STEP Inactive
tSTR
ms
tSTP
STEP Active High Pulse Width1
8
s
tSTR
STEP Rate Time1
0.5
ms
Symbol
Parameter
Min
Max
Unit
tRDW
Read Data Pulse Width
50
ns
tIW
tSTP
tDST
tSTR
tSTD
DIR
STEP
INDEX
tRDW
RDATA
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