參數(shù)資料
型號(hào): TMS279X
廠商: Texas Instruments, Inc.
英文描述: FLOPPY DISK FORMATTERICONTROLLER FAMILY
中文描述: 軟盤(pán)驅(qū)動(dòng)FORMATTERICONTROLLER家庭
文件頁(yè)數(shù): 36/40頁(yè)
文件大小: 334K
代理商: TMS279X
TMS279X (WD279X) FLOPPY DISK FORMATTER / CONTROLLER FAMILY
36
input data timing
PARAMETER
ALT.
SYMBOL
MIN
TYP
MAX
UNIT
tw(RR)
RAW READ pulse duration
TPW
100
200
ns
tC(RR)
RAW READ cycle time
TBC
1500
2000
ns
Symbol used in Western Digital Corporation WD279X-02 Data Sheet.
write data timing (all times double when CLK = 1 MHz) (no write precompensation)
PARAMETER
TEST
CONDITIONS
FM
ALT.
SYMBOL
TWP
MIN
TYP
MAX
UNIT
400
500
600
ns
tw(WD)
Write data pulse duration
MFM
200
250
300
FM
2
μs
td(WG-WD)
Write gate to write data delay
time
MFM
TWG
1
FM
2
μs
td(WD-WG)
Write gate from write data
delay time
MFM
TWF
1
Symbol used in Western Digital Corporation WD279X-02 Data Sheet.
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PDF描述
TMS279XN FLOPPY DISK FORMATTERICONTROLLER FAMILY
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