EA218E Datasheet, PDF (22/28 Pages) Zarlink Semiconductor Inc – EA218E 8-Port Ethernet Access Controller XpressFlow 2020 Ethernet Routing Switch Chipset

PRELIMINARY
XpressFlow-2020 Series –
Ethernet Switch Chipset
INFORMATION
EA218E
8-Port 10Mb Ethernet Access Controller
4. AC SPECIFICATION
4.1 XpressFlow Bus Interface:
S_CLK
S_D[31:0]
S_MSGEN#
S_EOF#
S_IRDY
S_TABT#
S_HPREQ#
S_GNT#
S_OVLD#
S17
S18
S19
S20
S21
S22
S23
S24
S27
S28
S29
S30
S31
S32
S33
S34
XpressFlow Bus Interface –
Input setup and hold timing
S_CLK
S_D[31:0]
S_MSGEN#
S_EOF#
S_IRDY
S12
S1-min
S13
S2-min
S14
S3-min
S15
S4-min
XpressFlow Bus Interface –
Output float delay timing
S_CLK
S_D[31:0]
S_MSGEN#
S_EOF#
S_IRDY
S_TABT#
S_HPREQ#
S_REQ#
S1-max
S1-min
S2-max
S2-min
S3-max
S3-min
S4-max
S4-min
S6-max
S6-min
S7-max
S7-min
S8-max
S8-min
XpressFlow Bus Interface –
Output valid delay timing
© 1998 Zarlink Semiconductor, Inc.
21
Rev.2.1 – February, 1999