參數(shù)資料
型號(hào): T7290A
廠商: Lineage Power
英文描述: DS1/T1/CEPT/E1 Line Interface(DS1/T1/CEPT/E1 線接口)
中文描述: DS1/T1/CEPT/E1線路接口(DS1/T1/CEPT/E1線接口)
文件頁(yè)數(shù): 16/24頁(yè)
文件大?。?/td> 420K
代理商: T7290A
Data Sheet
April 1998
T7290A DS1/T1/CEPT/E1 Line Interface
16
Lucent Technologies Inc.
Electrical Characteristics
Operating Conditions
–40
°
C
T
A
+85
°
C, V
DD
= 5 V
±
5%, except as noted. V
DD
rise time (0 V to 4.75 V) must be less than 15 ms.
Table 8. Power Specifications
*
Equalizer settings: EC1 = 0, EC2 = 1, EC3 = 1.
Conditions with 50% 1s on the transmit side, T
A
= 25
°
C, V
DD
= 5 V.
Table 9. Logic Interface Characteristics
An internal pull-up device is provided on the TRI lead. Internal pull-down devices are provided on the following
leads: CS, MODE1, MODE2, EC1, EC2, EC3, TBS, LOOPA, and LOOPB. The internal pull-up or pull-down devices
require the input to source or sink no more than 20
μ
A.
Parameter
Symbol
P
D
Min
Typ
Max
Unit
Power Dissipation:*
Without Jitter Attenuator:
T1
DS1
CEPT (75
)
CEPT (120
)
With Jitter Attenuator:
T1
DS1
CEPT (75
)
CEPT (120
)
125
132
126
120
165
172
174
168
131
139
132
126
173
181
183
176
mW
mW
mW
mW
mW
mW
mW
mW
Parameter
Symbol
Min
Max
Unit
Input Voltage:
Low
High
Output Voltage:
Low
High
Input Capacitance
Load Capacitance
Source Current
Sink Current
V
IL
V
IH
GND
D
2.0
0.8
V
DDD
V
V
V
OL
V
OH
C
I
C
L
I
source
I
sink
GND
D
2.4
0.4
V
DDD
20
40
4.9
4.9
V
V
pF
pF
mA
mA
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相關(guān)代理商/技術(shù)參數(shù)
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T-7290A 制造商:未知廠家 制造商全稱:未知廠家 功能描述:T7290A DS1/T1/CEPT Line Interface
T-7290A-EL 制造商:未知廠家 制造商全稱:未知廠家 功能描述:T7290A DS1/T1/CEPT Line Interface
T-7290A--EL 制造商:Alcatel-Lucent 功能描述:DATACOM, PCM TRANSCEIVER, PDSO28
T7290A-EL 制造商:未知廠家 制造商全稱:未知廠家 功能描述:T7290A DS1/T1/CEPT Line Interface
T-7290A--EL-DT 制造商:Rochester Electronics LLC 功能描述:- Tape and Reel