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EA218EC0B Schematic ( PDF Datasheet ) - Zarlink Semiconductor Inc

Teilenummer EA218EC0B
Beschreibung EA218E 8-Port Ethernet Access Controller XpressFlow 2020 Ethernet Routing Switch Chipset
Hersteller Zarlink Semiconductor Inc
Logo Zarlink Semiconductor Inc Logo 




Gesamt 28 Seiten
EA218EC0B Datasheet, Funktion
This product is obsolete.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/






EA218EC0B Datasheet, Funktion
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









EA218EC0B pdf, datenblatt
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





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