DM562P
V.90 Integrated Data/ Fax/Voice/Speakerphone
Modem Device Single Chip with Memory Built in
DM6588 PCI AC Electrical Characteristics & Timing Waveforms
(VDD = 3.3V, GND = 0V; Tc = 0℃ to 85℃)
PCI Clock Specifications Timing
t
HIGH
2.0V
0.8V
t
LOW
t
R
t
F
t
CYCLE
Symbol
Parameter
PCI_CLK rising time
PCI_CLK falling time
Min.
Typ.
Max.
Unit Conditions
tR
4
4
-
-
-
-
ns
ns
-
-
tF
t
CYCLE
HIGH
LOW
Cycle time
PCI_CLK High Time
PCI_CLK Low Time
30
12
12
-
-
-
-
-
-
ns
ns
ns
-
-
-
t
t
Other PCI Signals Timing Diagram
2.5V
LK
c
t
VAL(max)
tVAL(min)
Output
Input
t
OFF
t
ON
t
H
t
SU
Symbol
Parameter
Clk-To-Signal Valid Delay
Float-To-Active Delay From Clk
Active-To-Float Delay From Clk
Input Signal Valid Setup Time Before Clk
Input Signal Hold Time From Clk
Min.
Typ.
Max.
12
-
28
-
-
Unit
ns
ns
ns
ns
Conditions
Cload = 50 pF
t
t
t
t
VAL
ON
OFF
SU
2
2
-
7
5
-
-
-
-
-
-
-
-
-
tH
ns
Final
39
Version: DM562P-DS-F01
February 02, 2004
DAVICOM [ DAVICOM SEMICONDUCTOR, INC. ]
