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PC87373 датащи(PDF) 171 Page - National Semiconductor (TI)

[Old version datasheet] Texas Instruments acquired National semiconductor.
номер детали PC87373
подробное описание детали  LPC SuperI/O with Glue Functions
PDF  174 Pages
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производитель  NSC [National Semiconductor (TI)]
домашняя страница  http://www.national.com
Logo NSC - National Semiconductor (TI)

PC87373 датащи(HTML) 171 Page - National Semiconductor (TI)

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13.0 Device Characteristics (Continued)
171
www.national.com
Revision 1.1
Figure 55. RSMRST (AC Characteristics)
Main Power Good
Rambus SCK Clock Gate Control
Power Distribution Control
Symbol Figure
Description
Reference Conditions
Min
Max
Units
tDB
Debouncing time1
1. Not tested. Guaranteed by design.
After RE or FE of FPRST
768 * tCP
2
2. tCP is the cycle time of the 32 KHz clock domain (see Low-Frequency Clock Timing on page 162)
832 * tCP
tPDF
FPRST Propagation Delay1
After RE or FE of FPRST
768 * tCP
832 * tCP
tPDP
PWRGD_PS Propagation Delay1
After RE or FE of
PWRGD_PS
1
µs
tR
Rise Time1
0.8V to 2.0V
50
ns
tF
Fall Time1
2.0V to 0.8V
50
ns
Symbol Figure
Description
Reference Conditions
Min
Max
Units
tPF
Fall Propagation Delay1
1. Not tested. Guaranteed by characterization.
PWRGD_3V to FE of
SCK_BJT_GATE
50
ns
tF
Fall Time
0.8V to 2.0V
15
ns
Symbol Figure
Description
Reference Conditions
Min
Max
Units
tPB
BKFD_CUT Propagation Delay1
1. Not tested. Guaranteed by design.
PWRGD_PS or SLP_S3 to BKFD_CUT
1
µs
tTB
BKFD_CUT Transition Time1
0.8V to 2.0V
50
ns
tPL
56
LATCHED_BF_CUT Propagation
Delay1
BKFD_CUT or SLP_S5 to
LATCHED_BF_CUT
1
µs
tTL
56
LATCHED_BF_CUT Transition Time1 0.8V to 2.0V
50
ns
0.8V
tRD
tFD3
VSB3
VSB3ON
tRD
tFD5
RSMRST
VSB5
VTRIP
tGA
VSB3OFF
1.4V
tF
2.0V
0.8V
1.4V
tR
2.0V
1.4V



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