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PC97307 Datasheet(PDF) 193 Page - National Semiconductor (TI)

[Old version datasheet] Texas Instruments acquired National semiconductor.
Part # PC97307
Description  PC87307/PC97307 Plug and Play Compatible and PC97 Compliant SuperI/O
PDF  218 Pages
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Manufacturer  NSC [National Semiconductor (TI)]
Direct Link  http://www.national.com
Logo NSC - National Semiconductor (TI)

PC97307 Datasheet(HTML) 193 Page - National Semiconductor (TI)

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Device Description
www.national.com
13.3.3
Microprocessor Interface Timing
TABLE 13-37. Microprocessor Interface Timing
a. Not tested. Guaranteed by design.
Symbol
Parameter
Min
Max
Unit
tAR
Valid Address to Read Active
18
nsec
tAW
Valid Address to Write Active
18
nsec
tDH
Data Hold
0
nsec
tDS
Data Setup
18
nsec
tHZ
Read to Floating Data Bus a
13
25
nsec
tPS
Port Setup
10
nsec
tRA
Address Hold from Inactive Read
0
nsec
tRCU
Read Cycle Update a
45
nsec
tRD
Read Strobe Width
60
nsec
tRDH
Read Data Hold
10
nsec
tRI
Read Strobe to Clear FDC IRQ
55
nsec
tRVD
Active Read to Valid Data
55
nsec
tWA
Address Hold from Inactive Write
0
nsec
tWCU
Write Cycle Update a
45
nsec
tWI
Write Strobe to Clear FDC IRQ
55
nsec
tWO
Write Data to Port Update
60
nsec
tWR
Write Strobe Width
60
nsec
RC
Read Cycle = tAR + tRD + tRCU
a
123
nsec
WC
Write Cycle = tAW + tWR + tWC
a
123
nsec
tWRR
RD low after WR high a
80
nsec



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