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电信交换机(PBX和中心局)
时钟速率适配器
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标题/型号
关键优势
QV
PDF
低抖动、8kHz参考时钟合成器,输出35.328MHz
MAX9476
可理想用于xDSL CO线卡和电信系统的时钟发生器,具有低抖动时钟输出
QV
PDF
八路T1/E1/J1收发器
DS26528
QV
PDF
T1/E1/J1 BITS单元
DS26503
QV
PDF
T1/E1/J1/64KCC BITS单元
DS26502
业内唯一64kHz复合时钟收发器
QV
PDF
四路T1/E1/J1收发器
DS26524
低功耗、低成本SCT,引脚及软件兼容于八通道DS26528,可方便地移植到多端口设备,提供无铅封装
QV
PDF
八路T1/E1/J1成帧器
DS26401
QV
PDF
3.3V、E1/T1/J1四线路接口
DS21448
3.3V E1/T1/J1、4端口线路接口单元,用于短程或长程通信系统
QV
PDF
高性能演示套件母板
DK2000
QV
PDF
低成本演示套件母板
DK101
QV
PDF
四路T1/E1/J1收发器
DS21Q55, DS21Q55N
QV
PDF
3.3V/5V时钟速率适配器
DS21600, DS21602, DS21604
QV
PDF
四路、E1收发器
DS21Q50
四路、E1收发器,包含连接四路E1的全部功能
QV
PDF
3.3V/5V时钟速率适配器
DS21610, DS21610QN, DS21610SN
用于T1与E1速率转换的电信时钟适配器
Key Specifications: Clock Generators
Part Number
Nominal Input Reference (Crystal or CLK) (kHz)
Input Reference Range (MHz)
Output Frequencies (MHz)
Output Type
Number of Outputs
Number of PLLs
VCXO ± ppm
Spread Spectrum
Output Jitter (ps)
Output Skew (ps)
Supply Voltage (V)
Package
Smallest Available Package (max w/pins) (mm
2
)
Operating Temp.
Range (°C)
MAX9476
8
0.008
35.328
LVCMOS
6
1
100
No
4 (RMS)
83 (p-p)
185
3.0 to 3.6
TSSOP/24
52
-40 to +85
See All Clock Generators (22)
Key Specifications: T/E Carrier & Packetized Products
Part Number
Transmission Standard
Functions
Number of Channels
Input to Output Clocks (MHz)
5V-Tolerant I/O
Supply Voltage (V)
EV-Kit
Package
Smallest Available Package (max w/pins) (mm
2
)
DS26528
E1
T1/E1/J1
T1/J1
Single Chip Transceiver
8
1.544 to 2.048 & 6.144
1.544 to 4.096 & 8.192
Yes
3.3
Yes
CSBGA/256
289
DS26502
64kHz Composite Clock
E1
T1/E1/J1
T1/J1
BITS Element
1
1.544 to 2.048 & 6.144
1.544 to 4.096 & 8.192
Yes
3.3
Yes
LQFP/64
149
DS26503
E1
T1/E1/J1
T1/J1
BITS Element
1
1.544 to 2.048 & 6.144
1.544 to 4.096 & 8.192
6.312 & 2.048
Yes
3.3
Yes
LQFP/64
149
DK2000
ATM
E1
J2
STS-1
T1/E1/J1
T1/J1
T3/E3
-
-
-
Yes
3.3
5
-
See Data Sheet
-
DS21448
T1/E1/J1
LIU
4
-
Yes
3.3
Yes
LQFP/128
TEBGAQ/144
289
DS21610
E1
T1/J1
Clock Rate Adapter
1
-
Yes
3.3
5
-
PLCC/28
SOIC/16
80
DS21Q55
T1/E1/J1
Single Chip Transceiver
4
-
Yes
3.3
Yes
BGA/256
289
DS21600
E1
T1/J1
Clock Rate Adapter
1
1.544 to 2.048 & 6.144
2.048 to 1.544 & 6.176
Yes
3.3
5
-
PDIP/8
SOIC/16
80
DS21602
E1
T1/J1
Clock Rate Adapter
1
1.544 to 2.048 & 8.192
2.048 to 1.544 & 6.176
Yes
3.3
5
-
PDIP/8
SOIC/16
80
DS21604
E1
T1/J1
Clock Rate Adapter
1
1.544 to 4.096 & 8.192
4.096 to 1.544 & 6.176
Yes
3.3
5
-
PDIP/8
SOIC/16
80
DS21Q50
E1
Single Chip Transceiver
4
-
Yes
3.3
-
LQFP/100
262
DS26401
T1/E1/J1
Framer
8
-
Yes
3.3
Yes
CSBGA/256
289
See All T/E Carrier & Packetized Products (96)
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