cx28380 Mindspeed Technologies, cx28380 Datasheet - Page 41

• Manufacturer Part Number: cx28380
• Description: Cn8380 Quad T1/e1 Line Interface
• Manufacturer: Mindspeed Technologies

Table 2-11.
To configure the CLAD:
1. Switch to free-run mode to avoid spurious, invalid output frequencies [CLAD_CR; addr 02].
2. Choose a CLADO output frequency. See the CLAD Frequency Select register [CSEL; addr 03] for a list of all
3. Configure OSEL to select the CLADO output frequency.
4. Select the desired CLAD timing reference frequency from
5. Configure RSCALE, VSCALE, VSEL from
29380-DSH-001-B
CLAD Reference
possible CLADO output frequencies.
12,352
24,704
(kHz)
1544
3088
6176
1536
1280
2560
96.5
193
386
772
192
384
768
160
320
640
12
24
48
96
20
40
80
CLAD Reference Frequencies and Configuration Examples (2 of 2)
RSCALE
Preliminary Information / Mindspeed Proprietary and Confidential
000
000
000
000
000
000
001
010
011
000
000
000
000
000
000
000
000
000
000
000
000
000
000
000
000
Mindspeed Technologies
Phase Compare
Frequency
(kHz)
1544
3088
3088
3088
3088
1536
1280
2560
96.5
193
386
772
192
384
768
160
320
640
12
24
48
96
20
40
80
Table
2-11.
Table
VSCALE
100
011
010
001
000
000
001
010
011
111
110
101
100
011
010
001
000
111
110
101
100
011
010
001
000
®
2-11.
CLADV
12,352
24,704
(kHz)
1544
1544
1544
1544
1544
3088
6176
1536
1536
1536
1536
1536
1536
1536
1536
2560
2560
2560
2560
2560
2560
2560
2560
Circuit Description
VSEL
0111
0111
0111
0111
0111
1000
1001
1010
1011
1101
1101
1101
1101
1101
1101
1101
1101
1100
1100
1100
1100
1100
1100
1100
1100
33