SC220 ZARLINK [Zarlink Semiconductor Inc], SC220 Datasheet - Page 25

• Manufacturer Part Number: SC220
• Description: XpressFlow 2020 Ethernet Routing Switch Chipset
• Manufacturer: ZARLINK [Zarlink Semiconductor Inc]

XpressFlow-2020 Series –
Ethernet Switch Chipset
4
4.1 XpressFlow Bus Interface:
© 1998 Vertex Networks, Inc.
1999
S_GNT[7:0]#
S_MSGEN#
S_HPREQ#
AC SPECIFICATION
S_OVLD#
S_D[31:0]
S_TABT#
S_EOF#
S_IRDY
S_CLK
XpressFlow Bus Interface –
Output valid delay timing
P
R
E
L
I
S1-min
S2-min
S3-min
S4-min
S6-min
S7-min
S8-min
S9-min
S8-max
S1-max
S2-max
S3-max
S4-max
S6-max
S7-max
S9-max
M
I
N
A
R
Y
I
24
N
S_REQ[7:0]#
S_MSGEN#
S_MSGEN#
S_HPREQ#
F
S_D[31:0]
S_D[31:0]
S_TABT#
S_EOF#
S_EOF#
O
S_IRDY
S_IRDY
S_CLK
S_CLK
Input setup and hold timing
XpressFlow Bus Interface –
XpressFlow Bus Interface –
R
Output float delay timing
M
A
T
I
XpressFlow Engine
S17
S19
S21
S23
S27
S29
S31
O
S12
S13
S14
S15
S1-min
S2-min
S3-min
S4-min
N
Rev. 4.5 – February
S24
S18
S20
S22
S28
S30
S32
SC220