Issue 2.0
1-6 General Information <US Only>
24-Multiframe (Extended Superframe – ESF)
This frame has 24 Multiframes and each Multiframe has a 24-channel PCM signal
(8 bits/channel) and an S (Superframe) bit.
Figure 1-5 Frame Configuration of 24-DTI (24 Multiframe)
s
CH1 CH2 CH3 CH24
123456781234567812345678 12345678
s
FRAME 1 FRAME 2 FRAME 3 FRAME 24
128 S
S: Superframe Bit
Table 1-2 24-Multiframe Bit Assignment
Frame
Number
S-Bit
Frame
Synchronization
4 kbps
Data Link
CRC
1m
2CB1
3m
40
5m
6CB2
7m
80
9m
10 CB3
11 m
12 1