PM4314 QDSX
DATA SHEET
PMC-950857
ISSUE 5
QUAD T1/E1 LINE INTERFACE DEVICE
Figure 2
- Example 2. DSX-1 Digital Access Cross Connects (DACs)
Glue logic can be implemented
using one 74HCT00 and one
74HCT175 pack.
IN[0]
IN[1]
IN[2]
IN[3]
IN[4]
IN[5]
IN[6]
IN[7]
OUT[0]
OUT[1]
OUT[2]
OUT[3]
OUT[4]
OUT[5]
OUT[6]
OUT[7]
FP
CLK2X
PM4344 TQUAD
37.056 MHz
Clock
XCLK
PM4314
QDSX
*note:
RC attenuation
networks not shown
PROPRIETARY AND CONFIDENTIAL TO PMC-SIERRA, INC., AND FOR ITS CUSTOMERS’ INTERNAL USE
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