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PC97307 Datasheet(PDF) 201 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) 201 Page - National Semiconductor (TI)

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Device Description
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13.3.10 Modem Control Timing
TABLE 13-44. Modem Control Timing
Notes:
1. See write cycle timing, Figure 13-4.
2. See read cycle timing, Figure 13-3.
FIGURE 13-14. Modem Control Timing
Symbol
Parameter
Conditions
Min
Max
Unit
tHL
RI2,1 High to Low Transition
10
nsec
tLH
RI2,1 Low to High Transition
10
nsec
tMDO
Delay from WR (WR MCR) to Output
40
nsec
tRIM
Delay to Reset IRQ from RD (RD MSR)
78
nsec
tSIM
Delay to Set IRQ from Modem Input
40
nsec
WR
(WR MCR)
Note 1
RTS, DTR
CTS, DSR, DCD
INTERRUPT
RD
(RD MSR)
Note 2
RI
tMDO
tMDO
tSIM
tRIM
tSIM
tRIM
tSIM
tHL
tLH



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