Acer Aspire one Series Service Manual page 28

LAN Interface
Item
LAN Chipset
Package
Features
Modem
Item
Modem Module
Package
Features
18
Specification
Realtek RTL8103A-GR
48pin-LQFP package
• Integrated 10/100 BASE -T transceiver
• PCIe V1.1 compliant supports
• Wake on LAN and remote wake-up support
Specification
D-1156U#/A9B soft modem
20-pin TSSOP package
• Two-chip USB 2.0-compliant soft modem solution:
• SV92U2 host interface in a 48-pin TQFP.
• CSP1040 DAA in a 20-pin TSSOP.
• Data mode capabilities:
• ITU-T V.92*: 56000 bits/s.28000 bits/s.
• ITU-T V.90*: 56000 bits/s.28000 bits/s.
• ITU-T V.34: 33600 bits/s.2400 bits/s.
• V.32bis and fallbacks.
• V.44, V.42, V.42 bis, and MNP. Class 5 data
compression.
• High compression throughput due to parallel access
directly to the host PC.
• Fax mode capabilities:
• ITU-T T.31 class 1 FAX.
• ITU-T V.17: 14400 bits/s, 12000 bits/s, 9600 bits/s,
7200 bits/s (TCM).
• ITU-T V.29: 9600 bits/s, 7200 bits/s (QAM).
• ITU-T V.27ter: 4800 bits/s, 2400 bits/s (DPSK).
• ITU-T V.21 Channel 2: 300 bits/s (FSK).
• CSP1040
• System-powered.
• Proprietary transformer-based isolation barrier.
• Programmable event detect for caller-ID reception
and power ring detection.
• Programmable pulse shaping and spark quench
• Programmable dc-impedance termination for
country-specific VI templates.
• Programmable ac-impedance termination for return
loss matching.
• Programmable ringer-impedance emulation.
• USB 2.0 compliant device controller.
• Integrated ARM7TDMS core.
• Integrated high/full-speed USB transceivers.
• Suitable for bus-powered USB device applications.
• 2 Kbytes USB FIFO memory.
• Wake on ring support
• Overload Detection
Chapter 1