參數(shù)資料
型號: T7288
廠商: Lineage Power
英文描述: CEPT/E1 Line Interface(CEPT/E1 線接口)
中文描述: CEPT/E1線路接口(CEPT/E1線接口)
文件頁數(shù): 5/22頁
文件大?。?/td> 432K
代理商: T7288
Data Sheet
January 1998
T7288 CEPT/E1 Line Interface
5
Lucent Technologies Inc.
Overview
(continued)
Note: Lucent 2741 family pulse transformers are recommended.
Figure 4. Typical Application Diagram for Shielded Twisted-Pair Environment
Table 2. Return Loss (Resistor Tolerance: 1% on Transmit Side,
2% on Receive Side)
Interference
Min
Typ
Max
Unit
Transmit:
51 kHz to 102 kHz
102 kHz to 2.048 MHz
2.048 MHz to 3.072 MHz
Receive:
51 kHz to 102 kHz
102 kHz to 2.048 MHz
2.048 MHz to 3.072 MHz
8
14
10
28
26
24
dB
dB
dB
12
18
14
32
31
30
dB
dB
dB
5-4346(C)r.2
RECEIVED
DATA
200
GND
D
GND
A
+5 V
1 μF
RDATA/RPDATA
VIO/RNDATA
RCLK
V
DDD
V
DDA
TDATA/TPDATA
HDB3/TNDATA
TCLK
T1
R1
T2
R2
866
866
TRANSMITTED
DATA
1.36:1
LOAD
120
26.1
26.1
RECEIVE
INPUT
TRANSMIT
OUTPUT
T7288
CEPT/E1
LINE
INTERFACE
ZS
MATCHED-IMPEDANCE
TRANSMIT INTERFACE
1:2
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