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PC87382 Fiches technique(PDF) 17 Page - National Semiconductor (TI)

[Old version datasheet] Texas Instruments acquired National semiconductor.
No de pièce PC87382
Description  LPC-to-LPC Switch for Docking Stations, with Fast Infrared Port, Serial Port and GPIOs
PDF  72 Pages
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Fabricant  NSC [National Semiconductor (TI)]
Site Internet  http://www.national.com
Logo NSC - National Semiconductor (TI)

PC87382 Fiches technique(HTML) 17 Page - National Semiconductor (TI)

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2.0 Power, Reset and Clocks (Continued)
Revision 1.2
17
www.national.com
Figure 2. XOR Tree (Simplified Diagram)
The maximum propagation delay through the XOR tree, from the first pin in the chain to XOR_OUT is 200 ns.
2.4.3
Test Mode Entry Sequence
Table 5 shows the decoding values required to enter each test mode. The test modes are decoded from the TEST and TRIS
strap pins and are latched into PC87382 on power up.
Table 5. Test Mode Selection
Test Mode
TEST
TRIS
No Test Mode Selected
1
1
ICT
1
0
XOR Tree
0
1
Reserved exclusively for NSC use
0
0
VDD
XOR_OUT
Pin 17
Pin 18
Pin 48
Pin 1
Pin 15
Pin 16



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