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Maxim > Solutions > Telecom Line Cards: T3, E3, STS-1

Line Interface Units

DATA SHEETS
Display Title/Parts Key Advantages
QV  PDF 10MHz to 51.84MHz TCXO
DS4026

Digital TCXO Provides Extremely High Accuracy Over Wide Temperature Range
QV  PDF 6-/8-/12-Port DS3/E3/STS-1 LIU
DS32506, DS32508, DS32512

Less than 170mW/Port in a Small, 23mm x 23mm BGA
QV  PDF High-Precision Clock Generators with Integrated VCXO
MAX9450, MAX9451, MAX9452

First SONET Clock Generator with Integrated VCXO and Holdover for Replacing Expensive VCXOs and External Fail-Safe Logic
QV  PDF +3.3V/+5V, 8-Channel, Relay Drivers with Fast Recovery Time and Power-Save Mode
MAX4822, MAX4823, MAX4824, MAX4825

Octal Relay Drivers for Non-Latching Relays or Dual-Coil Latching Relays
QV  PDF Integrated T1/E1/J1 Short-Haul and Long-Haul Protection Switches
MAX4670

QV  PDF T1/E1/J1/64KCC BITS Element
DS26504

QV  PDF Single/Dual/Triple/Quad DS3/E3/STS-1 LIUs
DS3151, DS3152, DS3153, DS3154

Industry's Smallest Multichannel DS3/E3 and STS-1 LIUs
QV  PDF 3.3V, DS3/E3/STS-1 Line Interface Unit
DS3150

Industry's First Single-Port T3/E3 LIU with Fully Integrated Jitter Attenuator



Key Specifications:  Clock Generators
Part Number Applications fIN
(MHz)
fIN
(MHz)
fOUT
(MHz)
fOUT
(MHz)
Fixed or Continuous Frequency Output Levels Out-
puts
PLLs Program-
mability
Spread Spectrum Output Jitter
(ps)
VSUPPLY
(V)
Package/Pins
min max min max RMS
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  LVPECL
TQFP-EP/32
MAX9452  LVDS
TQFP-EP/32
See All Clock Generators (27)

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

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

Key Specifications:  Oscillator Modules
Part Number Freq. Osc. Type Tuning Adjustment Type Freq. Output Type Frequency Stability
(±ppm/yr)
Frequency Stability
(±ppm/yr)
Frequency Stability
(±ppm)
VSUPPLY
(V)
-40 to +85°C vs. VCC vs. Aging
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 ISOURCE @2.7V
(mA)
RON @2.7V
(Ω)
IQ
(µA)
Features Channels Interface VSUPPLY
(V)
RoHS Available Package/Pins Smallest Available Pckg.
(mm2)
guar. min max max max w/pins
MAX4822  70 6 160
Daisy-Chainable
Integrated Kickback Diodes
Power On Reset
Power-Save
Thermal Shutdown
8 SPI 2.3 to 5.5 Yes
TQFN/20
17
MAX4823 
Daisy-Chainable
Integrated Kickback Diodes
Power On Reset
Thermal Shutdown
SPI
TQFN/20
MAX4824 
Daisy-Chainable
Integrated Kickback Diodes
Power On Reset
Power-Save
Thermal Shutdown
Parallel
TQFN/20
MAX4825 
Daisy-Chainable
Integrated Kickback Diodes
Power On Reset
Thermal Shutdown
Parallel
TQFN/20
TSSOP-EP/20
See All Relay Drivers (7)

Key Specifications:  Switches and Multiplexers (Low Voltage)
Part Number Functions Config. Channels Normal Position VSUPPLY (Single)
(V)
VSUPPLY (Single)
(V)
RON
(Ω)
BW
(MHz)
IL(OFF)
(nA)
tON
(ns)
tOFF
(ns)
QINJECTION
(pC)
CON
(pF)
COFF
(pF)
min max max max min max max max
MAX4670  Switch SPDT 8 Open/Closed 2.7 3.6 9 30 0.01 400 200 8 24 12
See All Switches and Multiplexers (Low Voltage) (160)



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