參數(shù)資料
型號: DS3150QN
廠商: DALLAS SEMICONDUCTOR
元件分類: Digital Transmission Interface
英文描述: DATACOM, PCM TRANSCEIVER, PQCC28
封裝: PLASTIC, LCC-28
文件頁數(shù): 6/22頁
文件大小: 228K
代理商: DS3150QN
DS3150
14 of 22
TRANSMIT DATA MODE SELECT PIN DESCRIPTIONS Table 2B
TDS1
TDS0
TESS
Transmit Mode Selected
0
X
Transmit data normally as input at TPOS and TNEG
0
1
X
Transmit Unframed All Ones
1
0
0 or float
Transmit an Unframed 101010… pattern
1
0
1
Transmit T3 AIS as per ANSI T1.107 (see Figure 1E)
1
0
Transmit a 223 – 1 PRBS pattern as per ITU O.151
1
1 or float
Transmit a 215 – 1 PRBS pattern as per ITU O.151
NOTES:
TDS0 and TDS1 are ignored when EFE is tied low and the device will transmit TPOS / TNEG data
RMON & TTS* SIGNAL DECODE Table 2C
RMON
TTS*
Receive 20 dB
Flat Gain
Transmit Line
Driver
Jitter Attenuator
0
disabled
tri-stated
disabled
0
1
disabled
enabled
disabled
0
Float
disabled
enabled
enabled in TX path
1
0
enabled
tri-stated
disabled
1
enabled
disabled
1
Float
enabled
enabled in TX path
Float
0
disabled
tri-stated
enabled in RX path
Float
1
disabled
enabled
enabled in RX path
Float
disabled
enabled
enabled in RX path
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