pc87317vul National Semiconductor Corporation, pc87317vul Datasheet - Page 249

• Manufacturer Part Number: pc87317vul
• Description: Pc87317vul/pc97317vul Superi/o Plug And Play Compatible With Acpi Compliant Controller/extender
• Manufacturer: National Semiconductor Corporation

14.3.6 Receiver Timing
Sample Clock
RCLK
Sample
CLK
SIN
RDR
Interrupt
LSI
Interrupt
RD
(RDRBR)
RD
(RD LSR)
t
t
t
t
t
t
RAI1
RAI2
RAI3
RINT
SCD
SINT
Symbol
1. This is internal timing and is therefore not tested.
2. Not tested. Guaranteed by design.
Delay from Active Edge of RD to Reset IRQ
Delay from Active Edge of RD to Reset IRQ
Delay from Active Edge of RD to Reset IRQ
Delay from Inactive Edge of RD (RD LSR) to Reset IRQ
Delay from RCLK to Sample Time
Delay from Stop bit to Set Interrupt
DATA (5-8)
Parameter
8 CLKS
FIGURE 14-8. Receiver Timing
TABLE 14-47. Receiver Timing
Device Specifications
1
2
249
t
STOP
SINT
t
Min
SCD
ACTIVE
Max
78
78
78
55
41
2
t
RINT
Baud Output Cycles
nsec
nsec
nsec
nsec
nsec
Unit
t
RAI1
ACTIVE
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