pc87591l National Semiconductor Corporation, pc87591l Datasheet - Page 407

• Manufacturer Part Number: pc87591l
• Description: Lpc Mobile Embedded Controllers
• Manufacturer: National Semiconductor Corporation

Revision 1.07
7.0 Device Specifications
7.6.16 LPC and SERIRQ Signals
-
Symbol
t
t
t
OFF
t
VAL
t
ON
SU
RESET1-2, LPCPD , SERIRQ
HI
LAD3-LAD0, LFRAME
LDRQ, SERIRQ
V
LAD3-LAD0,
LAD3-LAD0,
DD
SERIRQ
LCLK
Figure
V
= 3.3V
167
167
167
168
168
DD
LCLK
= 3.3V
Leakage Only
Output Valid Delay
Float to Active Delay
Active to Float Delay
Input Setup Time
Input Hold Time
0.4 V
t
ON
DD
Figure 167. LPC/SERIRQ Interface Output Timing
Description
Figure 168. LPC/SERIRQ Interface Input Timing
(Continued)
t
VAL
0.615 V
0.4 V
After RE CLK
After RE CLK
After RE CLK
Before RE CLK
After RE CLK
Outputs
Output Enabled
DD
407
0.4 V
Reference Conditions
DD
Inputs
t
SU
0.4 V
DD
t
VAL
DD
t
HI
t
OFF
0.285 V
DD
Min
Leakage Only
2
7
0
Max
11
28
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Unit
ns
ns
ns
ns
ns