CX28394/28395/28398
4.0 Electrical/Mechanical Specifications
Quad/x16/Octal—T1/E1/J1 Framers
4.6 System Bus Interface (SBI) Timing
Figure 4-21. SBI Timing—Eight Clock Edge Combinations (Applicable to Any SBI Mode)
SBCKI
PCM
X2CLK PCM_NEG SYN_NEG
0
0
0
SYNC
PCM
X2CLK PCM_NEG SYN_NEG
0
0
1
SYNC
PCM
X2CLK PCM_NEG SYN_NEG
0
1
0
SYNC
PCM
X2CLK PCM_NEG SYN_NEG
0
1
1
SYNC
SBCKI
PCM
X2CLK PCM_NEG SYN_NEG
1
0
0
SYNC
PCM
X2CLK PCM_NEG SYN_NEG
1
0
1
SYNC
PCM
X2CLK PCM_NEG SYN_NEG
1
1
0
SYNC
PCM
X2CLK PCM_NEG SYN_NEG
1
1
1
SYNC
LEGEND:
Rising Edge Sample
Falling Edge Sample
Rising Edge Output
Falling Edge Output
NOTE(S): PCM output/sample points are shown only for the corresponding SYNC output/sample point.
100054_004
100054E
Conexant
4-23
CONEXANT [ CONEXANT SYSTEMS, INC ]
