|
|
EA218EI0BのメーカーはZarlink Semiconductor Incです、この部品の機能は「EA218E 8-Port Ethernet Access Controller XpressFlow 2020 Ethernet Routing Switch Chipset」です。 |
部品番号 | EA218EI0B |
| |
部品説明 | EA218E 8-Port Ethernet Access Controller XpressFlow 2020 Ethernet Routing Switch Chipset | ||
メーカ | Zarlink Semiconductor Inc | ||
ロゴ | |||
このページの下部にプレビューとEA218EI0Bダウンロード(pdfファイル)リンクがあります。 Total 28 pages
This product is obsolete.
This information is available for your
convenience only.
For more information on
Zarlink’s obsolete products and
replacement product lists, please visit
http://products.zarlink.com/obsolete_products/
1 Page PRELIMINARY
XpressFlow-2020 Series –
Ethernet Switch Chipset
INFORMATION
EA218E
8-Port 10Mb Ethernet Access Controller
ing mode
XPRESSFLOW BUS
Characteristics Continue
9 Automatically selects the opti-
mized mode for forwarding
9 Allows manual frame forwarding
mode selection override
Multi-Media ready with QoS supports
9 Four frame transmission priority
queues
Complies with IEEE 802.1 Bridge
Standard
9 Assigns one unique MAC Address
for each port
VLAN ID Tagging & Stripping
9 Auto padding if necessary after
stripping
Automatic retry frame transmission
9 Transmit collision
9 Transmit buffer under-run
Automatic receive filtering for bad
frames for Store & Forward Mode
9 Bad FCS
9 Short events or frames under 64
bytes
9 Long events or frames over
1518/1522 bytes
Automatic statistic collection for
RMON
Local
Buffer
Memory
MANAGEMENT BUS
32
16
EA-218E
XpressFlow
Bus Interafce
Local
Buffer
Memory
Interface
Management
Bus Interafce
MAC Interface
32
Automatic
Buffer
Manager
MAC Port #0 to #7
Port 0 1 2 3 4 5 6 7
8-Port
10BaseT PHY
Port 0 1 2 3 4 5 6 7
Block Diagram –
EA218E 8-Port Ethernet Access Controller
Typical Application:
9 A 16-port Ethernet Switch with 4-Fast Ethernet
Address
Mapping
Table
Buffer
RAM
SC220
XpressFlow
Engine
Flash
ROM
RS232 Local
Control Console
Switch
Manager
CPU
DRAM
Management Bus
XpressFlow Bus
Buffer
RAM
EA218E
8-Port
Ethernet
Access
Controller
Buffer
RAM
EA218E
8-Port
Ethernet
Access
Controller
Buffer
RAM
EA234
4-Port
Ethernet
Access
Controller
8 Ethernet ports
8 Ethernet ports
Four 100M
Fast Ethernet ports
System Block Diagram --
16-Port Ethernet Switch with 4 Fast Ethernet Up-Links
© 1998 Zarlink Semiconductor, Inc.
2
Rev.2.1 – February, 1999
3Pages PRELIMINARY
XpressFlow-2020 Series –
Ethernet Switch Chipset
INFORMATION
EA218E
8-Port 10Mb Ethernet Access Controller
Pin No(s).
Symbol
Type
Control Buffer Memory Interface
M4,N2,L3,M1,M2,L1,K3, L_D[31:0]
L2,K4,K1,J3,K2,J1,J2,
H3,H1,H2,G3,G1,G2,F1,F3,F
2,E1,E3,E2,D1,D3,D2,C1,C2,
B1
TTL I/O-TS
A6,B6,C8,A7,D8,D7,C9,
A8,B8,A9,C10,B9,D10,
A10,C11,B10,A11
L_A[18:2]
CMOS Output
C7
L_A[19] /
CMOS Output
L_OE[3]#
D5,A5,A3
L_OE[2:0]#
CMOS Output
D7,E4,B5,C4
L_WE[3:0]# CMOS Output
C6,B4,A4,C5
L_BWE[3:0]# CMOS Output
B3
L_ADSC#
CMOS Output
G4
L_CLK
CMOS Output
Ethernet Access Port cont. [7:0]
AF20,AE17,AD12,AD9,
AC2,T25
T[7:2]_RXD
TTL In (5VT)
AC25,AF6
T[1:0]_RXD
TTL In (5VT)
AD19,AD16,AE14,AF10,AC2 T[7:2]_RXC
1U24
TTL In (5VT)
AC24,AE7
T[1:0]_RXC
TTL In (5VT)
AF18,AD14,AE12,AF8,
W2,AA25,AE22,AD1
T[7:0]_TXC
TTL In (5VT)
AE19,AF15,AF12,AD8,
W1,AA24
T[7:2]_TXEN CMOS Out
AF22,AF2
T[1:0]_TXEN CMOS Output
AE20,AF16,AF13,AE10,
Y1,W25
T[7:2]_TXD
CMOS Out
AF23,AE4
T[1:0]_TXD
CMOS Output
AD18,AD15,AE13,AF9,
Y2,Y26
T[7:2]_LPBK CMOS Out
AE23,AF3
T[1:0]_LPBK CMOS Output
AF19,AE16,AD11,AE9,
V3,AA26
T[7:2]_FD
CMOS Out
AD21,AE3
T[1:0]_FD
CMOS Output
AD17,AE15,AF11,AE8,
V1,AB26
T[7:2]_COL
TTL In (5VT)
AD20,AC23
T[1:0]_COL
TTL In (5VT)
AE18,AD13,AD10,AD7,
U3,AB24,
T[7:2]_CRS
TTL In (5VT)
AF21,AD2
T[1:0]_CRS
TTL In (5VT)
AF17,AF14,AE11,AF7,
V2,AB25,
T[7:2]_LNK
TTL In (5VT)
AE21,AB3
T[1:0]_LNK
TTL In (5VT)
Name and Functions
8mA Local Memory Bus – Data Bit [31:0]
8mA Local Memory Bus – Address Bit [17:2]
8mA Local Memory Bus – Address Bit [19] or Memory
Read Chip Select [3]
2mA Local Memory Read Chip Select [2:0]
2mA Local Memory Write Chip Select [3:0]
8mA Local Memory Byte Write Enable, Byte [3:0]
8mA Local Memory Controller Address Status
8mA Local Memory Clock input
Receive Data – (one for each 10Mbps Serial In-
terface Port)
Receive Clock – (one for each 10Mbps Serial In-
terface Port)
Transmit Clock – (one for each 10Mbps Serial In-
terface Port)
4mA Transmit Enable – (one for each 10Mbps Serial
Interface Port)
4mA Transmit Data – (one for each 10Mbps Serial In-
terface Port)
2mA Loop Back Enable – (one for each 10Mbps Serial
Interface Port)
2mA Full Duplex Mode – (one for each 10Mbps Serial
Interface Port)
Collision Detected – (one for each 10Mbps Serial
Interface Port)
Carrier Sense – (one for each 10Mbps Serial In-
terface Port)
Link Status – (one for each 10Mbps Serial Inter-
face Port)
© 1998 Zarlink Semiconductor, Inc.
5
Rev.2.1 – February, 1999
6 Page | |||
ページ | 合計 : 28 ページ | ||
|
PDF ダウンロード | [ EA218EI0B データシート.PDF ] |
データシートを活用すると、その部品の主な機能と仕様を詳しく理解できます。 ピン構成、電気的特性、動作パラメータ、性能を確認してください。 |
部品番号 | 部品説明 | メーカ |
EA218EI0B | EA218E 8-Port Ethernet Access Controller XpressFlow 2020 Ethernet Routing Switch Chipset | Zarlink Semiconductor Inc |