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B708 Datasheet, PDF (1/2 Pages) Pulse A Technitrol Company – XDSL Splitter filter module
XDSL Splitter filter module
B8845NL
SmartER Series
POTS and ISDN CO splitter for standard ADSL / VDSL2 applications
LPF compliant with ETSI specification TS 101-952-1-4, v1.1.1
matched to DT Complex Impedance (ZR = 220 Ω + 820 Ω / 115 nF)
and ISDN 4B3T
Part of a standard series with footprint compatibility
For ADSL, ADSL2+, VDSL, and VDSL2 applications
Compliant with Broadband Forum TR-127 standard for VDSL2
applications
Patented technology US7598837, US7598839, CN1667763,
EP1644943, TWI316724, CA2531599
PARAMETER
ISDN Impedance
ISDN Insertion Loss
ISDN Return Loss
POTS Impedance
POTS Insertion Loss
POTS Insertion Loss Distortion
POTS Return Loss
POTS Group Delay Distortion
Longitudinal Balance
xDSL Insertion Loss
ISDN Group Delay Distortion
Metering Pulses
DC Current
Total DC Resistance
Electrical Specifications @ 25°C
FREQUENCY
1 kHz to 80 kHz
1 kHz to 60 kHz
60 kHz to 80 kHz
1 kHz to 60 kHz
60 kHz to 80 kHz
200 Hz to 4 kHz
@ 1 kHz
200 Hz to 4 kHz
300 Hz to 1.6 kHz
1.6 kHz to 3.4 kHz
200 Hz to 4 kHz
50 Hz to 30 kHz
30 kHz to 1104 kHz
1104 kHz to 30 MHz
138 kHz to 150 kHz
150 kHz to 1.1 MHz
1.1 MHz to 30 MHz
1 kHz to 80 kHz
12 kHz and 16 kHz
150 Ω
1.2 dB MAX
2.0 dB MAX
16 dB MIN
14 dB MIN
(ZR = 220 Ω + 820 Ω/115 nF)
1.0 dB MAX
1.0 dB MAX
15 dB MIN
12 dB MIN
<200 µS
40 dB MIN
50 dB MIN
30 dB MIN
55 dB MIN
65 dB MIN
55 dB MIN
<20 µS
3 dB MAX
80 mA MAX
5.8 Ω MAX
Mechanical and schematic on following page . . .
USA 858 674 8100  Germany 49 7032 7806 0  Singapore 65 6287 8998  Shanghai 86 21 62787060  China 86 755 33966678  Taiwan 886 3 4356768
www.pulseeng.com
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