參數(shù)資料
型號(hào): DS2180AQ
廠商: MAXIM INTEGRATED PRODUCTS INC
元件分類: Digital Transmission Controller
英文描述: DATACOM, FRAMER, PQCC44
封裝: PLASTIC, LCC-44
文件頁(yè)數(shù): 17/35頁(yè)
文件大小: 481K
代理商: DS2180AQ
DS2180A
24 of 35
193E FRAMING FORMAT Table 7
F-BIT USE
BIT USE IN EACH CHANNEL
SIGNALING-BIT USE
FRAME
NUMBER
FPS
1
FPL
2
CRC
3
DATA
SIGNALING
2
STATE
4
STATE
16
STATE
1-
M
-
BITS 1-8
2-
-
C1
BITS 1-8
3-
M
-
BITS 1-8
40
-
BITS 1-8
5-
M
-
BITS 1-8
6
-
C2
BITS 1-7
BIT 8
A
7-
M
-
BITS 1-8
80
-
BITS 1-8
9-
M
-
BITS 1-8
10
-
C3
BITS 1-8
11
-
M
-
BITS 1-8
12
1
-
BITS 1-7
BIT 8
A
B
13
-
M
-
BITS 1-8
14
-
C4
BITS 1-8
15
-
M
-
BITS 1-8
16
0
-
BITS 1-8
17
-
M
-
BITS 1-8
18
-
C5
BITS 1-7
BIT 8
A
C
19
-
M
-
BITS 1-8
20
1
-
BITS 1-8
21
-
M
-
BITS 1-8
22
-
C6
BITS 1-8
23
-
M
-
BITS 1-8
24
1
-
BITS 1-7
BIT 8
A
B
D
NOTES:
1. FPS – Framing Pattern Sequence.
2. FDL – 4 kHz Facility Data Link; M = message bits.
3. CRC – Cyclic Redundancy Check bits. The CRC code will be internally generated by the device
when TCR.5=0. When TCR.5=1, externally supplied CRC data will be sampled at TSER during the
F-bit time of frames 2, 6, 10, 14, 18, 22.
4. The user may program any individual channels clear, in which case bit 8 will be used for data, not
signaling.
5. Depending on application, the user can support 2-state, 4-state or 16-state signaling by the appropriate
decodes of TMO, TSIGFR, TSIGSEL (Transmit Side) and RMSYNC, RSIGFR and RSIGSEL
(Receive Side).
相關(guān)PDF資料
PDF描述
DS2180AQN DATACOM, FRAMER, PQCC44
DS2180A DATACOM, FRAMER, PDIP40
DS2180AN DATACOM, FRAMER, PDIP40
DS2181AN DATACOM, FRAMER, PDIP40
DS2181AQN DATACOM, FRAMER, PQCC44
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