RS8953 Conexant Systems, Inc., RS8953 Datasheet - Page 21

• Manufacturer Part Number: RS8953
• Description: High-bit-rate Digital Subscriber Line (hdsl) Channel unit
• Manufacturer: Conexant Systems, Inc.

RS8953B/RS8953SPB
HDSL Channel Unit
1.1.6 Subscriber Modem
Figure 1-7. Subscriber Modem (Terminal) System Block Diagram
N8953BDSB
Memory
Shared
CPU
Figure 1-7
delivers PCM data directly to the RS8953B. Alternately, a multichannel
communications controller such as the Bt8071A can be used to manage the
transfer of data between the CPU and PCM channel through a local shared
memory.
Memory
CPU
HDLC Controller
shows an HDSL data modem application where a CPU processor
32-Channel
Single Channel Payload
Bt8071A
Serial
Port
Multichannel Payload
Conexant
RS8953B
PCM
RS8953B
CH1
CH2
CH3
Optional
CH1
CH2
CH3
Optional
1.1 HTU Applications
1.0 HDSL Systems
1-7