FASTJACK™
SINGLE PORT 10/100BASE-TX RJ-45 CONNECTORS
FastJack™Ganged 10BASE-T
& 10/100BASE-TX RJ-45 Connectors
HALO is pleased to offer this complete line of ganged Integrated RJ-45 connectors. The
FastJack™ series integrates the high performance of HALO magnetics into an industry
standard connector design. The result is an extremely robust, IEEE802.3 compliant, solu-
tion. FastJacks™ are available for most 10BASE-T and 10/100BASE-TX IC’s.
10BASE-T
FastJack ™ P/N
Circuit A
HFJ1x-1041E
HFJ1x-1043E
HFJ1x-1066E
HFJ1x-1075E
HFJ1x-1081E
HFJ1x-1086E
TX
1:2.5
1:1.41
2:1
1:2
1:1
1:2
Turns Ratio
RX
1:1
1:1
1:1
1:1
1:1
1:1
Pri Inductance (µH)
TX
35 Min
140 Typ
150 Min
25 Typ
100 Typ
50 Min
RX
200 Min
140 Typ
150 Min
140 Typ
100 Typ
200 Min
Cw/w
(pF Max)
15
15
10
15
9
11
(Replace “x” with 2 or 4 to specify dual or quad port connectors)
10/100BASE-TX
FastJack™, Full Flexibility Schematics
Circuit C
HFJ1x-2250E
HFJ1x-2220E
HFJ1x-2241E
HFJ1x-2231E
HFJ1x-2239E
Circuit D
HFJ1x-2450E
HFJ1x-2420E
HFJ1x-2441E
HFJ1x-2431E
HFJ1x-2439E
Turns Ratio
TX
1:1
2:1
1:1.41
1.41:1
1.25:1
RX
1:1
1:1
1:1
1:1
1:1
(Replace “x” with 2 or 4 to specify dual or quad port connectors)
High Frequency, CMR Chokes
FastJack™ P/N
HFJ1x-LG1GE
Circuit
E
Turns Ratio
1:1, 1:1, 1:1, 1:1
(Replace “x” with 2 or 4 to specify dual or quad port connectors)
www.halolectronics.com
09/02 REV. C
FASTJACK™
SINGLE PORT 10/100BASE-TX RJ-45 CONNECTORS
FastJack™Ganged 10BASE-T
& 10/100BASE-TX RJ-45 Connectors
HALO is pleased to offer this complete line of ganged Integrated RJ-45 connectors. The
FastJack™ series integrates the high performance of HALO magnetics into an industry stan-
dard connector design. The result is an extremely robust, IEEE802.3 compliant, solution.
FastJacks™ are available for most 10BASE-T and 10/100BASE-TX IC’s.
Circuit A
10BASE-T
RD+
CT
RD–
TD+
CT
TD–
RX+
RX–
TD+
TD–
RD+
CT
RD–
TD+
CT
TD–
Circuit C
10/100 BASE-TX
RX+
RX–
TD+
TD–
Circuit D
10/100BASE-TX
RD+
CT
RD–
TD+
CT
TD–
RX+
RX–
TD+
TD–
Circuit E
CMR Chokes
Please see individual data sheets for complete electrical specifications.
FASTJACK™
SINGLE PORT 10/100BASE-TX RJ-45 CONNECTORS
FastJack™Ganged 10BASE-T
& 10/100BASE-TX RJ-45 Connectors
HALO is pleased to offer this complete line of ganged Integrated RJ-45 connectors. The
FastJack™ series integrates the high performance of HALO magnetics into an industry stan-
dard connector design. The result is an extremely robust, IEEE802.3 compliant, solution.
FastJacks™ are available for most 10BASE-T and 10/100BASE-TX IC’s.
Dual Connectors
HALO
FastJack™
MECHANICAL DRAWINGS
RECOMMENDED PCB LAYOUT
RECOMMENDED PANEL CUTOUT
FASTJACK™
SINGLE PORT 10/100BASE-TX RJ-45 CONNECTORS
FastJack™Ganged 10BASE-T
& 10/100BASE-TX RJ-45 Connectors
HALO is pleased to offer this complete line of ganged Integrated RJ-45 connectors. The
FastJack™ series integrates the high performance of HALO magnetics into an industry stan-
dard connector design. The result is an extremely robust, IEEE802.3 compliant, solution.
FastJacks™ are available for most 10BASE-T and 10/100BASE-TX IC’s.
Quad Connectors
HALO
FastJack™
MECHANICAL DRAWINGS
RECOMMENDED PCB LAYOUT
RECOMMENDED PANEL CUTOUT
FASTJACK™ ETHERNET SELECTOR GUIDE
FastJack™ Ethernet Selector Guide
HALO offers a complete range of Integrated RJ-45 connectors. FastJacks™ are available for most Ethernet IC’s. The
HALO selector guide is provided to help the designer select the correct connector solution for the corresponding
Ethernet IC.
10BASE-T
Vendor
AMD
Cirrus Logic
Cirrus Logic
Intel
Intel
LSI
NSC
Silicon P / N
Am79C984A, 985, 988A, 989
CS8900-CQ/IQ, CS8920, CS8904-CM5
CS8900-CQ3/IQ3, CS8904-CM3
LXT901/1A, 907/7A, LXT914/915
LXT905, LXT908
80C24/25
DP83907, DP83953
Single
FastJack™ Part Number
Dual
HFJ12-1081E
HFJ12-1043E
HFJ12-1041E
HFJ12-1043E
HFJ12-1075E
HFJ12-1066E
HFJ12-1086E
Quad
HFJ11-1081E
HFJ11-1043E
HFJ11-1041E
HFJ11-1043E
HFJ11-1075E
HFJ11-1066E
HFJ11-1086E
HFJ14-1081E
HFJ14-1043E
HFJ14-1041E
HFJ14-1043E
HFJ14-1075E
HFJ14-1066E
HFJ14-1086E
10/100BASE-TX
Vendor
AMD
AMD
Broadcom
Broadcom
Broadcom
Crystal
IDT
IDT
Intel
Intel
Kendin
Kendin
LSI
LSI
Marvell
NSC
SMSC
ST Micro
ST Micro
TDK
T.I.
Silicon P / N
79C873/4/5
79C973/5
AC101, AC104, AC205/6/7/8
BCM5201/3/5, BCM 5208/16/18
BCM5221/22/26/28, BCM5315/17/18
CS8952
QS6611
QS6612
82558/9, LXT970/1/2/3, LXT976X/978X
LXT974A, LXT975A, LXT980/2/3
KS8761
KS8737, KS8995/E, KS8993/7/9
80C220/80C221
80223/84220
88E3061/81, 88E6050/1/2
DP83223/83843/83846A/83847
LAN91C111
STE10/100A, STE100P
STE400P, STE800P*
78Q2120/1
TNETE2101
Single
FastJack™ Part Number
Dual
HFJ12-2450E
HFJ12-2441E
HFJ12-2450E
HFJ12-2450E
HFJ12-2450E
HFJ12-2450E
HFJ12-2431E
HFJ12-2439E
HFJ12-2450E
HFJ12-2420E
HFJ12-2431E
HFJ12-2450E
HFJ12-2420E
HFJ12-2450E
HFJ12-2450E
HFJ12-2450E
HFJ12-2450E
HFJ12-2450E
HFJ12-2431E
HFJ12-2450E
HFJ12-2450E
Quad
HFJ11-2450E
HFJ11-2441E
HFJ11-2450E
HFJ11-2450E
HFJ11-2450E
HFJ11-2450E
HFJ11-2431E
HFJ11-2439E
HFJ11-2450E
HFJ11-2420E
HFJ11-2431E
HFJ11-2450E
HFJ11-2420E
HFJ11-2450E
HFJ11-2450E
HFJ11-2450E
HFJ11-2450E
HFJ11-2450E
HFJ11-2431E
HFJ11-2450E
HFJ11-2450E
HFJ14-2450E
HFJ14-2441E
HFJ14-2450E
HFJ14-2450E
HFJ14-2450E
HFJ14-2450E
HFJ14-2431E
HFJ14-2439E
HFJ14-2450E
HFJ14-2420E
HFJ14-2431E
HFJ14-2450E
HFJ14-2420E
HFJ14-2450E
HFJ14-2450E
HFJ14-2450E
HFJ14-2450E
HFJ14-2450E
HFJ14-2431E
HFJ14-2450E
HFJ14-2450E
07/02
* Consult factory for Auto-MDIX Applications