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Teilenummer | EA218EC0B |
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Beschreibung | EA218E 8-Port Ethernet Access Controller XpressFlow 2020 Ethernet Routing Switch Chipset | |
Hersteller | Zarlink Semiconductor Inc | |
Logo | ||
Gesamt 28 Seiten This product is obsolete.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/
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 PRELIMINARY
XpressFlow-2020 Series –
Ethernet Switch Chipset
INFORMATION
EA218E
8-Port 10Mb Ethernet Access Controller
2.2.2 Motorola MPC801 Processor Interface
P_CLK
{CLKOUT}
P_ADS#
{TS#}
P_A[11:1]
{A[20:30]}
P_CS#
P_RWC
{RD/WR#}
P_RDY#
{TA#}
P_D[15:0]
{D[0:15]} (in)
P_D[15:0]
{D[0:15]} (out)
Note: Mnemonics with in {} are the equivalent signals defined by MPC801
Typical Motorola MPC801 CPU I/O Access Operations
2.2.3 Intel 486 Processor Interface
P_CLK
P_ADS#
P_A[11:1]
P_CS#
P_W/R#
P_RDY#
P_D[15:0] (in)
P_D[15:0] (out)
Typical 486 CPU I/O Access Operations
© 1998 Zarlink Semiconductor, Inc.
11
Rev.2.1 – February, 1999
12 Page | ||
Seiten | Gesamt 28 Seiten | |
PDF Download | [ EA218EC0B Schematic.PDF ] |
Teilenummer | Beschreibung | Hersteller |
EA218EC0B | EA218E 8-Port Ethernet Access Controller XpressFlow 2020 Ethernet Routing Switch Chipset | Zarlink Semiconductor Inc |
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