E2001 Datasheet, PDF (2/4 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
Part
Number
PE-68025
PE-68026
PE-68027
IC
Manufacturer
AMD
Various
National
Resistor Values (Ω)
R1
R2
R3
R4
R5
R6
R7
TXD (+) = 61.9 TXP (+) = 422 TXD (-) = 61.9 TXP (-) = 422 1.2k
N/A
N/A
N/A
N/A
N/A
TXOD (-) = 274 TXO (+) = 66.5 TXO (-) = 66.5 TXOD (+) = 274 806
RX (+) = 49.9
N/A
RX (+) = 49.9
RX (-) = 49.9
N/A
RX (-) = 49.9
PE-68025, PE-68026, PE-68027
CHIP SIDE
1
TRANSMIT CHANNEL
LOW PASS ^1:1
FILTER
5
7
4
LOW PASS
FILTER
Schematics
UTP SIDE
8
100 Ω
6
CHIP SIDE
16
14
RECEIVE CHANNEL
LOW PASS ^1:1
FILTER
12
10
LOW PASS
FILTER
UTP SIDE
9
100 Ω
11
PE-68025, PE-68026, PE-68027
Typical Application Circuit
TWISTED
PAIR
TRANSMIT
OUTPUTS
RXI+
RXI-
ANALOG INTERFACE MODULE
1 23 4 5 6 7 8
R1 R2 R3 R4
R5
LPF
LPF
LPF
LPF
R6 R7
16 15 14 13 12 11 10 9
.01µF
2
TD-
1
TD+
UTP
3
RD+
6
RD-
RJ-45
CONNECTOR
U.S: 858 674 8100 • U.K: 44 1483 401 700 • France: 33 3 84 35 04 04 • Singapore: 65 287 8998 • Taiwan: 886 2 2698 0228 • http://www.pulseeng.com
2
E115.A (9/97)