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Maxim > 方案 > 电信线卡：T3、E3、STS-1

线路接口单元

数据资料
显示 标题/型号 关键优势
QV  PDF 10MHz至51.84MHz TCXO
DS4026

数字TCXO在宽温范围内保持高精度
QV  PDF 6/8/12端口DS3/E3/STS-1 LIU
DS32506, DS32508, DS32512

每端口功耗低于170mW，微型23mm x 23mm BGA封装
QV  PDF 集成了VCXO的高精度时钟发生器
MAX9450, MAX9451, MAX9452

首款SONET时钟发生器, 集成了VCXO和延时电路, 可替代昂贵的VCXO及其外部失效保护电路
QV  PDF +3.3V/+5V、8通道继电器驱动器，具有快速恢复和省电模式
MAX4822, MAX4823, MAX4824, MAX4825

8通道继电器驱动器适用于非锁存或双线圈锁存继电器
QV  PDF 集成T1/E1/J1短程、长程保护开关
MAX4670
QV  PDF T1/E1/J1/64KCC BITS单元
DS26504
QV  PDF 单/双/三/四路、DS3/E3/STS-1 LIU
DS3151, DS3152, DS3153, DS3154

业内尺寸最小的多通道DS3/E3和STS-1 LIU
QV  PDF 3.3V、DS3/E3/STS-1线路接口单元
DS3150

业内首款单端口T3/E3 LIU，集成了抖动衰减器



Key Specifications:   Clock Generators
Part Number Applications fIN (min) (MHz) fIN (max) (MHz) fOUT (min) (MHz) fOUT (max) (MHz) Fixed or Continuous Frequency Output Levels Number of Outputs Number of PLLs Programmability Spread Spectrum Output Jitter (ps RMS) Supply Voltage (V) Package
MAX9451 
•Ethernet
•Fibre Channel
•GSM
•SONET/SDH
•UMTS
•W-CDMA
 0.008 500 15 160 Continuous HSTL 2 1 I2C No 0.8 2.5
3.3 		TQFP-EP/32
MAX9450 
•Ethernet
•Fibre Channel
•GSM
•SONET/SDH
•UMTS
•W-CDMA
 0.008 500 15 160 Continuous LVPECL 2 1 I2C No 0.8 2.5
3.3 		TQFP-EP/32
MAX9452 
•Ethernet
•Fibre Channel
•GSM
•SONET/SDH
•UMTS
•W-CDMA
 0.008 500 15 160 Continuous LVDS 2 1 I2C No 0.8 2.5
3.3 		TQFP-EP/32
See All Clock Generators (28)

Key Specifications:   High-Speed Interconnect (Differential Signaling)
Part Number Tx Signal Type Number of Tx Supply Voltage (V)
MAX9450  LVPECL 2 2.5
3.3
See All High-Speed Interconnect (Differential Signaling) (132)

Key Specifications:   Oscillator Modules
Part Number Frequency Oscillator Type Tuning Adjustment Type Frequency Output Type Freq. Stability vs. Temp. @-40 to +85°C (±ppm) Frequency Stability vs. Supply Voltage (±ppm/V) Frequency Stability vs. Aging (±ppm) Supply Voltage (V)
DS4026  12.8MHz
19.44MHz
20MHz
38.88MHz
40MHz
51.84MHz 		TCXO Digital CMOS Push-Pull 1 ±2 (max) 2 (2-15 Years) 3.3 ±5%
See All Oscillator Modules (28)

Key Specifications:   Relay Drivers
Part Number Min. Guaranteed Source Current (mA) @ 2.7V Output On-Resistance @ 2.7V (max) (Ω) Quiescent Current (max) (µA) Features Number of Channels Interface Supply Voltage (V) Package Smallest Available Package (max w/pins) (mm2)
MAX4822  70 6 160
•Daisy-Chainable
•Integrated Kickback Diodes
•Power On Reset
•Power-Save
•Thermal Shutdown
 8 SPI 2.3 to 5.5 TQFN/20 17
MAX4823  70 6 160
•Daisy-Chainable
•Integrated Kickback Diodes
•Power On Reset
•Thermal Shutdown
 8 SPI 2.3 to 5.5 TQFN/20 17
MAX4824  70 6 160
•Daisy-Chainable
•Integrated Kickback Diodes
•Power On Reset
•Power-Save
•Thermal Shutdown
 8 Parallel 2.3 to 5.5 TQFN/20 17
MAX4825  70 6 160
•Daisy-Chainable
•Integrated Kickback Diodes
•Power On Reset
•Thermal Shutdown
 8 Parallel 2.3 to 5.5 TQFN/20
TSSOP-EP/20 		17
See All Relay Drivers (7)

Key Specifications:   Switches and Multiplexers (Low Voltage)
Part Number Configuration Number of Channels Normally (Open/Closed) VSUPPLY, Single (min) (V) VSUPPLY, Single (max) (V) RON (max) (Ω) Bandwidth (MHz) IL (OFF) (max) (nA) tON (max) (nS) tOFF (max) (nS) QINJECTION (pC) CON (pF) COFF (pF)
MAX4670  SPDT 8 Open/Closed 2.7 3.6 9 30 0.01 400 200 8 24 12
See All Switches and Multiplexers (Low Voltage) (158)

Key Specifications:   T/E Carrier & Packetized Products
Part Number Transmission Standard Functions Number of Channels Input to Output Clocks (MHz) Supply Voltage (V) EV-Kit Package Smallest Available Package (max w/pins) (mm2)
DS32506  STS-1
T3/E3
•LIU
 6  -  3.3 Yes BGA/484 380
DS32508  STS-1
T3/E3
•LIU
 8  -  3.3  -  BGA/484 380
DS32512  STS-1
T3/E3
•LIU
 12  -  3.3 Yes BGA/484 380
DS26504  64kHz - G.703 II.2 Japanese 6312kHz Clock
64kHz - G.703 II.1 Japanese 64kHz Clock
64kHz Composite Clock - G.703 Level B
64kHz Composite Clock - G.703 Level A
64kHz Composite Clock - GR378
T1/E1/J1
•BITS Element
 1 0.008
0.064
1.544
2.048
6.312
19.44 		3.3 Yes LQFP/64 149
DS3154  STS-1
T3/E3
•LIU
 4  -  3.3 Yes TECSBGA/144 169
DS3151  STS-1
T3/E3
•LIU
 1  -  3.3  -  TECSBGA/144 169
DS3152  STS-1
T3/E3
•LIU
 2  -  3.3  -  TECSBGA/144 169
DS3153  STS-1
T3/E3
•LIU
 3  -  3.3 Yes TECSBGA/144 169
DS3150  STS-1
T3/E3
•LIU
 1  -  3.3 Yes PLCC/28
TQFP/48 		85
See All T/E Carrier & Packetized Products (102)
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