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PC87309VLJ 数据表(PDF) 175 Page - National Semiconductor (TI)

[Old version datasheet] Texas Instruments acquired National semiconductor.
部件名 PC87309VLJ
功能描述  PC87309 SuperI/O Plug and Play Compatible Chip in Compact 100-Pin VLJ Packaging
PDF  192 Pages
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制造商  NSC [National Semiconductor (TI)]
网页  http://www.national.com
标志 NSC - National Semiconductor (TI)

PC87309VLJ 数据表(HTML) 175 Page - National Semiconductor (TI)

Back Button PC87309VLJ Datasheet HTML 171Page - National Semiconductor (TI) PC87309VLJ Datasheet HTML 172Page - National Semiconductor (TI) PC87309VLJ Datasheet HTML 173Page - National Semiconductor (TI) PC87309VLJ Datasheet HTML 174Page - National Semiconductor (TI) PC87309VLJ Datasheet HTML 175Page - National Semiconductor (TI) PC87309VLJ Datasheet HTML 176Page - National Semiconductor (TI) PC87309VLJ Datasheet HTML 177Page - National Semiconductor (TI) PC87309VLJ Datasheet HTML 178Page - National Semiconductor (TI) PC87309VLJ Datasheet HTML 179Page - National Semiconductor (TI) Next Button
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Device Specifications
175
www.national.com
10.3.5
Transmitter Timing
Notes:
1. Not tested. Guaranteed by design.
1. See write cycle timing in Section 10.3.3 on page 172.
2. See read cycle timing in Section 10.3.3 on page 172.
Symbol
Parameter
Min
Max
Unit
tHR
Delay from WR (WR THR) to Reset IRQ
40
nsec
tIR
Delay from RD (RD IIR) to Reset IRQ (THRE)
55
nsec
tIRS
Delay from Initial IRQ Reset to Transmit Start1
8
24
Baud Output Cycles
tSI
Delay from Initial Write to IRQ1
16
24
Baud Output Cycles
tSTI
Delay from Start Bit to IRQ (THRE)1
8
Baud Output Cycles
START
DATA (5-8)
PARITY
STOP (1-2) START
tIRS
tSTI
tHR
tSI
tHR
tIR
Serial
Out
(SOUT)
Interrupt
(THRE)
WR
(WR THR)
Note 1
RD
(RD IIR)
Note 2



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