ADSL Modem: Block Diagram
ATM
PHY
(25 Mbps)
Protocol
(ASSP or Controller)
*ATM SAR
*Management
(Can Be Separate)
Transceiver
(1 or 2 ASSPs)
*CODEC
*Data Pump
- DMT - CAP
Ethernet Transceiver
10-Base-T
Cat 3/5
Twisted Pair
Video
Telephone Twisted Pair
ACEX
Line Driver
(Bipolar & Hybrid)
Flash
1 Mbyte
DRAM/SRAM1 Mbyte
ÀÌÀü ½½¶óÀ̵å
´ÙÀ½ ½½¶óÀ̵å
ù ½½¶óÀ̵å·Î À̵¿
±×·¡ÇÈ ¹öÀü º¸±â