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PC87366 Scheda tecnica(PDF) 236 Page - National Semiconductor (TI)

[Old version datasheet] Texas Instruments acquired National semiconductor.
Il numero della parte PC87366
Spiegazioni elettronici  128-Pin LPC SuperI/O with System Hardware Monitoring, MIDI and Game Ports
PDF  240 Pages
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Produttore elettronici  NSC [National Semiconductor (TI)]
Homepage  http://www.national.com
Logo NSC - National Semiconductor (TI)

PC87366 Scheda tecnica(HTML) 236 Page - National Semiconductor (TI)

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14.0 Device Characteristics (Continued)
236
www.national.com
14.5.6
Modem Control Timing
14.5.7
FDC Write Data Timing
tDRP tICP tWDW Values
Symbol
Parameter
Min
Max
Unit
tHL
RI2,1 High to Low Transition
10
ns
tLH
RI2,1 Low to High Transition
10
ns
tSIM
Delay to Set IRQ from Modem Input
40
ns
Symbol
Parameter
Min
Max
Unit
tHDH
HDSEL Hold from WGATE InactiveNote 1.
Note 1. Not tested. Guaranteed by design.
100
µs
tHDS
HDSEL Setup to WGATE ActiveNote 1.
100
µs
tWDW
Write Data Pulse Width
See tDRP,tICP and tWDW values in table below
Data Rate
tDRP
tICP
tICP Nominal
tWDW
tWDW Minimum
Unit
1 Mbps
1000
6xtCP
Note 1.
Note 1. tCP is the clock period defined in the LCLK and LRESET section of this chapter.
125
2 x tICP
250
ns
500 Kbps
2000
6xtCP
Note 1.
125
2 x tICP
250
ns
300 Kbps
3333
10xtCP
Note 1.
208
2 x tICP
375
ns
250 Kbps
4000
12xtCP
Note 1.
250
2 x tICP
500
ns
CTS, DSR, DCD
INTERRUPT
(Read MSR)
RI
tSIM
tSIM
tSIM
tHL
tLH
(Read MSR)
tHDS
tHDH
tWDW
HDSEL
WGATE
WDATA



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