W89C940 Datasheet, PDF (36/61 Pages) Winbond – ELANC-PCI (TWISTED-PAIR ETHER-LAN CONTROLLER WITH PCI INTERFACE)

W89C940
PRELIMINARY SWITCHING CHARACTERISTICS
PCI Accesses
Read Transaction
CLK
FRAME#
AD[31::0]
C/BE[3:0]#
IRDY#
0
1
2
3
T1
T2
ADDRESS
T3
BUS CMD
T5
BE#'s
TRDY#
DEVSEL#
PAR
T9
T12
T7 ^T8
INPUT
IDSEL#
T11
DATA
T4
T6
T13
T10
OUTPUT
T14
T15
SYMBOL
DESCRIPTION
MIN
TYPICAL MAX UNIT
T1
PCI input signal set up time*
7
nsec
T2
PCI input signal hold time*
0
nsec
T3
BE Byte Enable set up time
7
nsec
T4
BE Byte Enable hold time
0
nsec
T5
IRDY# set up time
7
nsec
T6
IRDY# hold time
0
nsec
T7
PAR input setup time
7
nsec
T8
PAR input hold time
0
nsec
T9
DEVSEL# driven time
11
12
13
nsec
T10
DEVSEL# hold time
11
12
13
nsec
T11
output data hold time
18
19
20 nsec
T12
TRDY# driven time
11
12
13
nsec
T13
TRDY# hold time
11
12
13
nsec
T14
PAR output driven time
11
12
13
nsec
T15
PAR output hold time
11
12
13
nsec
*address, command, and FRAME# for slave access, IDSEL# for configuration read transaction
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