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DS21Q348N

DS21Q348N

DS21Q348N

Maxim Integrated

144 Terminations3.3V 144 Pin DS21Q348 Telecom device

SOT-23

DS21Q348N Datasheet PDF

non-compliant

Technical Specifications

Parameter NameValue
TypeParameter
Mount Surface Mount
Mounting Type Surface Mount
Package / Case 144-BBGA
Number of Pins 144
Operating Temperature-40°C~85°C
PackagingTube
Published 2006
JESD-609 Code e0
Part StatusObsolete
Moisture Sensitivity Level (MSL) 3 (168 Hours)
Number of Terminations 144
Terminal Finish Tin/Lead (Sn/Pb)
Subcategory Digital Transmission Interfaces
Voltage - Supply 3.135V~3.465V
Terminal Position BOTTOM
Terminal FormBALL
Peak Reflow Temperature (Cel) 240
Supply Voltage 3.3V
Terminal Pitch1.27mm
Reach Compliance Code not_compliant
[email protected] Reflow Temperature-Max (s) NOT SPECIFIED
Base Part Number DS21Q348
Function Line Interface Unit (LIU)
Qualification StatusNot Qualified
Operating Supply Voltage3.3V
Interface LIU
Max Supply Current 100mA
Current - Supply 66mA
Telecom IC Type PCM TRANSCEIVER
Number of Transceivers 4
Length 17mm
Width 17mm
RoHS StatusNon-RoHS Compliant
Lead Free Contains Lead
In-Stock:1024 items

Pricing & Ordering

QuantityUnit PriceExt. Price

DS21Q348N Product Details

DS21Q348N Overview


In order to save space on the board, the 144-BBGA package is used.To pack telecommunications equipment, the way of Tube is used.Telecommunications equipment is mounted using Surface Mount.When the voltage for 3.135V~3.465V is provided, improved efficiency can be achieved.At -40°C~85°C, reliable performance can be achieved.Telecom switching is mounted in a Surface Mount-direction.There are 144 terminations can be found in telecom switching configuration.It operates at voltage 3.3V.An interface with 144 pins is present on this telecom interface.DS21Q348 can be used to locate related parts based on telecom switching's base part number.Telecom ICs of type PCM TRANSCEIVER are used in it.A 66mA-volt supply current is used to operate telecom equipment .The supply voltage of 3.3V enables designers to have a great deal of flexibility.This is a Digital Transmission Interfaces subcategory.Normal operation requires a constant supply current of 100mA.With 4 transceivers, it is integrated.

DS21Q348N Features


Available in the 144-BBGA package
PCM TRANSCEIVER as telecom IC type
Operating supply voltage of 3.3V
4 transceivers

DS21Q348N Applications


There are a lot of Maxim Integrated DS21Q348N Telecom applications.

  • Interfaces to SONET STS-1 Networks
  • BITS Timing
  • Central office
  • Digital loop carrier (DLC)
  • Inverse Multiplexing for ATM (IMA)
  • E1 Multiplexer
  • Fiber In The Loop (FITL)
  • Fault Tolerant Systems
  • Digital Modems
  • E1 LAN/WAN Routers

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