TFRA08C13-DB AGERE [Agere Systems], TFRA08C13-DB Datasheet - Page 45

• Manufacturer Part Number: TFRA08C13-DB
• Description: TFRA08C13 OCTAL T1/E1 Framer
• Manufacturer: AGERE [Agere Systems]

Preliminary Data Sheet
October 2000
Lucent Technologies Inc.
Lucent Technologies Inc.
Frame Formats
CEPT 2.048 Basic Frame, CRC-4 Time Slot 0, and Signaling Time Slot 16 Multiframe
Structures
As defined in TU Rec. G.704, the CEPT 2.048 frame, CRC-4 multiframe, and channel associated signaling multi-
frame structures are illustrated in Figure 11
C
C
C
C
C
C
C
C
Si 0 0
Si 1 A S
0 1 A S
0 1 A S
1 1 A S
0 1 A S
1 1 A S
1 1 A S
E 1 A S
E 1 A S
1
2
3
4
1
2
3
4
TIME SLOT 0
0 0
0 0
0 0
0 0
0 0
0 0
0 0
0 0
1
1
1
1
1
1
1
1
1
A4
A4
A4
A4
A4
A4
A4
A4
A4
Figure 11. ITU 2.048 Basic Frame, CRC-4 Multiframe, and Channel Associated Signaling
CRC-4 MULTIFRAME IN
S
S
S
S
S
S
S
S
S
1
1
1
1
1
1
1
1
1
A5
A5
A5
A5
A5
A5
A5
A5
A5
1 2 3 4 5 6 7 8
S
S
S
S
S
S
S
S
S
0
0
0
0
0
0
0
0
0
TIME SLOT 0
A6
A6
A6
A6
A6
A6
A6
A6
A6
S
S
S
S
S
S
S
S
S
1
TIME SLOT 1
1
1
1
1
1
1
1
1
A7
A7
A7
A7
A7
A7
A7
A7
A7
S
S
S
S
S
S
S
S
S
1
1
1
1
1
1
1
1
1
A8
A8
A8
A8
A8
A8
A8
A8
A8
Multiframe Structures
(continued)
TIME SLOT 1
TIME SLOT 1
TIME SLOT 1
TIME SLOT 1
TIME SLOT 1
TIME SLOT 1
TIME SLOT 1
TIME SLOT 1
TIME SLOT 1
TIME SLOT 1
TIME SLOT 1
TIME SLOT 1
TIME SLOT 1
TIME SLOT 1
TIME SLOT 1
TIME SLOT 1
TIME SLOT 1
TIME SLOT 1
8-bit TIME SLOT = 3.90625 s
TIME SLOT 31
TIME SLOT 31
TIME SLOT 31
TIME SLOT 31
TIME SLOT 31
TIME SLOT 31
TIME SLOT 31
TIME SLOT 31
TIME SLOT 31
TIME SLOT 31
TIME SLOT 31
TIME SLOT 31
TIME SLOT 31
TIME SLOT 31
TIME SLOT 31
TIME SLOT 31
TIME SLOT 16
TIME SLOT 31
TIME SLOT 31
FRAME 0 OF CRC-4
MULTIFRAME
FRAME 15 OF CRC-4
MULTIFRAME
FAS FRAME
NOT FAS FRAME
TFRA08C13 OCTAL T1/E1 Framer
CHANNEL NUMBERS REFER TO TELEPHONE
CHANNEL NUMBERS. TIME SLOTS 1 TO 15 AND
17 TO 31 ARE ASSIGNED TO TELEPHONE
CHANNELS NUMBERED FROM 1 TO 30.
TIME SLOT 31
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
0 0 0 0
1
2
3
4
5
6
7
8
9
10
11
12
15
13
14
SIGNALING MULTIFRAME
B
B
CHANNEL ASSOCIATED
B
B
B
B
B
B
B
B
B
B
B
B
B
1
3
2
4
5
6
7
8
9
10
11
12
15
13
14
C
C
C
C
C
C
C
C
C
IN TIME SLOT 16
C
C
C
C
C
C
1
2
3
9
4
5
6
7
8
10
11
12
15
13
14
D
D
D
D
D
D
D
D
D
PRIMARY BASIC FRAME
D
D
D
D
D
D
STRUCTURE
1
2
9
3
8
4
5
6
7
X
10
11
12
15
13
14
A
A
A
A
A
A
A
A
A
0
16
17
A
A
A
A
24
A
A
18
23
19
20
21
22
25
26
27
30
28
29
Y
B
B
B
256-bit FRAME = 125 s
B
B
B
M
B
B
B
B
B
B
B
B
B
16
17
24
18
22
23
19
20
21
25
26
27
30
28
29
X
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
1
17
16
24
22
18
23
25
26
27
30
19
20
21
28
29
X
D
D
D
D
D
D
D
D
D
D
2
D
D
D
D
D
17
16
24
25
26
27
30
28
29
22
18
19
20
23
21
TIME SLOT 16
FRAME 0 TIME
SLOT 16
MULTIFRAME
MULTIFRAME
FRAME 15
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