XDSL SPLITTER FILTER MODULE
POTS and ISDN Central Office Splitter for ADSL over ISDN applications
LPF matched to 150Ω line impedance for ISDN 4B3T applications
LPF matched to DT complex impedance (ZR = 220Ω + 820Ω / 115nF)
for POTS applications
Filter complies with ETSI TS 101 952-1-4
ADSL2+ compatible
NL version: RoHS-6 compliant
.034
0,86
1.760 ± .010
44,70 ± 0,25
.394 ± .008
10,00 ± 0,20
.138 ± .020
3,50 ± 0,50
.472
MAX
12,00
SUGGESTED BOARD LAYOUT
.394
10,00
1.760
44,70
4 X Ø 1.25
2.016
MAX
51,20
B8245 / B8245NL
(Date Code)
(Country of Origin)
.634
16,10
MAX
Pin 1
B8245/ B8245NL
PARAMETER FREQUENCY
ISDN Impedance 1kHz to 80kHz 150Ω NOM
ISDN Insertion Loss
1kHz to 60kHz -1.2dB MAX
60kHz to 80kHz -2.0dB MAX
ISDN Return Loss
1kHz to 60kHz -16dB MIN
60kHz to 80kHz -14dB MIN
ISDN Group Delay 1kHz to 80kHz 20µs MAX
POTS Impedance 200Hz to 4kHz 220Ω + 820Ω / 115nF
POTS Insertion Loss 1kHz -1.0dB MAX
POTS Insertion Loss Distortion 200Hz to 4kHz difference to 1kHz 1.0dB MAX
POTS Return Loss
300Hz to 1.6kHz -15dB MIN
1.6kHz to 3.4kHz -12dB MIN
POTS Group Delay 100Hz to 4kHz 250µs MAX
138kHz to 150kHz -55dB MIN
ADSL Insertion Loss 150kHz to 1.1MHz -65dB MIN
1.1MHz to 2.2MHz -55dB MIN
DC Current 80mA MAX
Total DC Resistance 12.5Ω MAX
For Information - behavior at VDSL frequencies:
2.2MHz to 12MHz -55dB MIN
ADSL Insertion Loss
12MHz to 30MHz -45dB MIN
Electrical Specifications @ 25°C
Mechanical
Schematic
1
4
LINE
ISDN & ADSL
2
ISDN/POTS
3
Weight . . . . . . . . . . . .11 grams
Tray . . . . . . . . . . . . . . .35/tray
Dimensions:
Inches
mm
Unless otherwise specified, all tolerances are ±
.010
0,25
For More Information:
Pulse Worldwide
Headquarters
12220 World Trade Dr.
San Diego, CA 92128
U.S.A.
www.pulseeng.com
Tel: 858 674 8100
Fax: 858 674 8262
Pulse South Asia
150 Kampong Ampat
#07-01/02
KA Centre
Singapore 368324
Tel: 65 6287 8998
Fax: 65 6280 0080
Pulse North Asia
No. 26
Kao Ching Rd.
Yang Mei Chen
Taoyuan Hsien
Taiwan, R. O. C.
Tel: 886 3 4641811
Fax: 886 3 4641911
Pulse China Headquarters
B402, Shenzhen
Tech-Innovation International
Tenth Kejinan Rd.
High-Tech Industrial Park
Nanshan District, Shenzhen
China
Tel: 86 755 33966678
Fax: 86 755 33966700
Pulse North China
Room 1503
XinYin Building
No. 888 YiShan Rd.
Shanghai 200233
China
Tel: 86 21 54643211/2
Fax: 86 21 54643210
Pulse
Europe
Einsteinstrasse 1
D-71083 Herrenberg
Germany
Tel: 49 7032 7806 0
Fax: 49 7032 7806 12
www.pulseeng.com
B879.B (2/07)
Performance warranty of products offered on this data sheet is limited to the parameters specified. Data is subject to change without notice. Other brand and product
names mentioned herein may be trademarks or registered trademarks of their respective owners. © Copyright, 2007. Pulse Engineering, Inc. All rights reserved.
