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參數(shù)資料
| 型號(hào)： | XR-T6166IP |
| 廠商： | EXAR CORP |
| 元件分類： | 數(shù)字傳輸電路 |
| 英文描述： | Codirectional Digital Data Processor |
| 中文描述： | DATACOM, PCM TRANSCEIVER, PDIP28 |
| 封裝： | 0.600 INCH, PLASTIC, DIP-28 |
| 文件頁(yè)數(shù)： | 4/16頁(yè) |
| 文件大?。?/td> | 151K |
| 代理商： | XR-T6166IP |
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XR-T6166
4
Rev. 2.02
PIN DESCRIPTION (CONT’D)
Pin #
Symbol
Type
Description
17
TX256kHz
I
Transmitter 256kHz Clock
. Used to output 64kbps encoded data.
18
BIT
O
Transmitter Byte Insertion Flag.
Active when a transmit byte is repeated. Active high.
19
PCMIN
I
Transmitter PCM Input.
Data read from the system PCM bus.
20
TX2MHz
I
Transmitter 2.048MHz Clock.
Clocks PCM data in PCMIN.
21
V
SS
CS
Ground.
22
O
Clock Seek.
Indicates that clock recovery circuit has loss of lock with received data. Active
high.
Receiver Time-slot 1 Input.
23
TS1R
I
24
TS2R
I
Receiver Time-slot 2 Input.
25
BDR
O
Receiver Byte Deletion Flag.
Active when received data byte is deleted. Active high.
26
BIR
O
Receiver Byte Insertion Flag
. Active when a received data byte is repeated. Active high.
27
RTSEL
I
Receive Time-slot Select
. When high, pin 23 is selected; when low, pin 24 is selected.
28
PCMOUT
O
Received PCM Output Data
. Data sent to the system PCM bus.
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