Transmit: 23Z338
and 23Z338SMD
Receive: 23Z339 and
23Z339SMD
Key Features
s
All Fil-Mag
®
components
are manufactured in ISO 9001
certified facilities to meet the
highest international standards
s
Designed for use with Level
One’s LXT914
s
Designed to meet IEEE 802.3
1990 10Base-T specifications
s
High isolation voltage
s
2000 Vrms meets IEEE 802.3
safety requirements for LANS
s
Quad transmit or quad receive in
one package
Quad 10Base-T Media Isolation
Transformer for Multiport Repeater
Surface Mount
s
Proven in all surface mount
soldering processes
s
Pick and place compatible
s
Available in tubes; tape and reel
optional
Part No
23Z338
23Z338SMD
23Z339
23Z339SMD
Electrical Specifications at 25°C
Turns
Ratio
±2%
1:1
1:1
1:1.41
1:1.41
L
p
µH
±20%
200
200
200
200
L
L
µH
±25%
0.30
0.30
0.30
0.30
C
C
pF
12.0
12.0
15.0
15.0
DCR
Ohms
max
0.3
0.3
0.6
0.6
DWV
Vrms
min
2000
2000
2000
2000
Schem
A
A
B
B
Through-Hole
s
Low profile, 16-pin DIP package
s
Auto-insertable
Receive
Schematic A
1:1
Transmit
Schematic B
1:1.41
1
2
1:1
16
15
14
13
1:1
1
2
1:1.41
16
15
14
13
1:1.41
3
4
5
6
1:1
3
4
5
6
1:1.41
12
11
10
9
12
11
10
9
7
8
7
8
Fil-Mag Legacy Products
1.0600.C (8/95)
Transmit: 23Z338
and 23Z338SMD
Receive: 23Z339 and
23Z339SMD
Suggested Pad Layout
.340 (8,64)
Quad 10Base-T Media Isolation
Transformer for Multiport Repeater
Mechanical Specifications
Unless otherwise specified, all tolerances
are ±.005 inches (0,13mm).
.285 (7,24)
.100 (0,25)
.800 (20,32)
ID = .030 (0,76)
OD = .050 (1,27)
.700 (17,78)
23Z338
23Z339
.700 (17,78)
±.010 (0,25)
0.250 (6,35)
max
0.120 (3,05)
Typ
0.015 (0,38)
Typ
.018 (0,46)
.100 (2,54)
Typ
Typ
= Through Hole
0.340 (8,64)
±.020 (0,51)
Suggested Pad Layout
.440 (11,17)
.300 (7,62)
Mechanical Specifications
Unless otherwise specified, all tolerances
are ±.005 inches (0,13mm).
Coplanarity is ±.002 (0,05).
.265 (6,73)
0.018 (0,46) Typ
.100 (0,25)
23Z338SMD
23Z339SMD
.700 (17,78)
.700 (17,78)
±.010 (0,25)
.030 (0,76)
.400 (10,16)
0 - 8°
.025 (0,64)
Typ
.215 (5,46)
.010 (0,25)
.005 (0,13)
.100 (2,54)
Typ
.800 (20,32)
.080 (2,03)
= Surface Mount
Typical Application Circuit
Twisted Pair
Ports
RJ-45
UTP
MAU
DTE
MPR1
TRANSMIT
23Z339 or
23Z339SMD
LXT914
Data Bus
RECEIVE
23Z338 or
23Z338SMD
AUI Port
Copyright ©1996, Pulse Engineering, Inc., San Diego, CA
The components on this data sheet are Fil-Mag Legacy Parts.
In the construction of the components described, the full intent of the
specification will be met. Pulse, however, reserves the right to make,
from time to time, such departures from the detail specifications as may
be required to permit improvements in the design of its products.
The information included herein is believed to be accurate and reliable.
However, Pulse assumes no responsibility for its use; nor for any
infringements of patents or other rights of third parties which may result
from its use.
MPR2
Corporate
12220 World Trade Drive
San Diego, CA 92128
Tel: 619 674 8100
FAX: 619 674 8262
http://www.pulseeng.com
Quick-Facts 619 674 9672
Europe
Millpool House
Mill Lane, Godalming
Surrey GU7 1EYU
U.K.
Tel: 441 483 428 8777
FAX: 441 483 416 011
Asia
P.O. Box 26-11 KEPZ
6 Central Sixth Road
KEPZ, Kaohsiung
Taiwan, R.O.C.
Tel: 886 821 3141
FAX: 886 7 841 9707
Distributor
Fil-Mag Legacy Products
1.0600.C (8/95)