E2001 Datasheet, PDF (3/4 Pages) List of Unclassifed Manufacturers – SURFACE MOUNT 10BASE-T INTERFACE MODULES

SURFACE MOUNT 10BASE-T
INTERFACE MODULES
Fully Integrated for Adapter, Hub, and
Motherboard Applications
Resistor Values (Ω)
Part
Number
IC
Manufacturer
R1
R2
R3
R4
R5
R6
R7
E2001
National
348.0
53.6
53.6
348.0
806
49.9
49.9
E2003
AMD
61.9
422.0
61.9
422.0
1,210
49.9
49.9
E2004
LSI
390.0
63.4
390
63.4
N/A
49.9
49.9
E2007
Motorola
39.0
N/A
39
N/A
N/A
49.9
49.9
E2001, E2003, E2004, E2007
Schematics
CHIP SIDE
R1
1
R2
2
R3 ^R5
3
R4
4
TRANSMIT CHANNEL
LOW PASS ^1:1
FILTER
UTP SIDE
8
5
100 Ω
LOW PASS
FILTER
NOTE 1
6
CHIP SIDE
16
RECEIVE CHANNEL
LOW PASS ^1:1
FILTER
UTP SIDE
R6
15
12
R7
14
LOW PASS
FILTER
Note: Common Mode Choke on transmit channel for E2001, E2003, E2004.
9
100 Ω
11
E2001, E2003, E2004, E2007
Typical Application Circuit
TWISTED
PAIR
TRANSMIT
OUTPUTS
RXI+
RXI-
ANALOG INTERFACE MODULE
1 23 45 6 78
R1 R2 R3 R4
R5
LPF
LPF
LPF
LPF
R7 _R6
16 15 14 13 12 11 10 9
2 _TD-
1 _TD+
3 _RD+
6 _RD-
RJ-45
CONNECTOR
UTP
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3
E115.A (9/97)