
7. Product Specification
MSAP2000 Technical Manual V3.0 7-53
FXS-P Specification
Microprocessor Samsung S3F441FX
Flash ROM Flash (256KB)
Hardware
RAM SRAM (8kB)
Analog Voice Module Capacity 8 Voice Channels
Interface Coding
Impedance
ITU-T G.771 A-Law or µ-Law
2-Wire 900 Ω (other Impedance
specifications are software
selectable)
DC Loop Voltage -42VDC ~ -56VDC
DC Loop Current <20mA
Loop Resistance 1200Ω (includes telephone
resistance)
Link Performance Complies with ITU-T G.712 and
CHT ME 2401-4
Dial Supports DTMF and DP
Ring Detection 20Hz, up to 105 Vrms (17Hz,
25Hz, or 50Hz. Ring
Frequency is software
selectable)
Charge Signal Detection 1-3 Vrms 16kHz± 160Hz
Tip-Ring Reversal Polarity Guard functions
provided
Voice Signaling CAS or CCS
Anti-Lightening and Over-Voltage
Protection
ITU-T K.20/K.21
IEC 61000-4-5 Class 2 or FCC
Part 68
Test Interface Two sets are provided for each
channel, for external and facility
testing
Input Power -48VDC ~ -56VDC
-24 nominal (for short haul)
-48VDC + 75VrmsAC
5VDC/1.2A
Power
Consumption
10.6W@25°C (8 channels fully
loaded)
Environment Operation Temperature and
0°C to +60°C
Humidity Up to 95% relative humidity
Storage Temperature and -10°C to +80°C
Humidity Up to 95% relative humidity
Height 213 ± 1mm
Width 18 ± 1mm
Depth 257 ± 1mm
Dimension
Weight 320 ± 2 g
EMI CNS 13438 or CISPR 22
ESD IEC 61000-4-2 Class 1
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