Device Information
 
 
EL1508 Printer Friendly Version
 
Differential DSL Line Driver
 
Datasheets,
Related Docs
& Simulations
DescriptionKey
Features
Parametric
Data
 
 
Ordering Information
Green/Pb(Lead free) Device  Available in RoHS/Pb-Free
 Buy direct from Intersil  Check distributor inventory  Request samples
Part No. Design-In
Status
Temp. Package MSL Price
US $
PB Free
EL1508CL InActive Ind 24 Ld QFN 1 Contact Us  iBuy    
EL1508CL-EVAL InActive   Eval Board N/A Contact Us  iBuy    
EL1508CL-T13 InActive Ind 24 Ld QFN T+R 1 Contact Us  iBuy    
EL1508CL-T7 InActive Ind 24 Ld QFN T+R 1 Contact Us  iBuy    
EL1508CLZ InActive Ind 24 Ld QFN 3 Contact Us PB Free iBuy    
EL1508CLZ-T13 InActive Ind 24 Ld QFN T+R 3 Contact Us PB Free iBuy    
EL1508CLZ-T7 InActive Ind 24 Ld QFN T+R 3 Contact Us PB Free iBuy    
EL1508CM InActive Ind 20 Ld SOIC 1 Contact Us  iBuy    
EL1508CM-T13 InActive Ind 20 Ld SOIC T+R 1 Contact Us  iBuy    
EL1508CM-T7 InActive Ind SOIC T+R 1 Contact Us  iBuy    
EL1508CMZ InActive Ind 20 Ld SOIC 3 Contact Us PB Free iBuy    
EL1508CMZ-T13 InActive Ind 20 Ld SOIC T+R 3 Contact Us PB Free iBuy    
EL1508CS InActive Ind 16 Ld SOIC 1 Contact Us  iBuy    
EL1508CS-EVAL InActive   Eval Board N/A Contact Us  iBuy    
EL1508CS-T13 InActive Ind 16 Ld SOIC T+R 1 Contact Us  iBuy    
EL1508CS-T7 InActive Ind 16 Ld SOIC T+R 1 Contact Us  iBuy    
EL1508CSZ InActive Ind 16 Ld SOIC 3 Contact Us PB Free iBuy    
EL1508CSZ-T13 InActive Ind 16 Ld SOIC T+R 3 Contact Us PB Free iBuy    
EL1508CSZ-T7 InActive Ind 16 Ld SOIC T+R 3 Contact Us PB Free iBuy    
The price listed is the manufacturer's suggested retail price for quantities of 1K units. However, prices in today's market are fluid and may change without notice.
MSL = Moisture Sensitivity Level - per IPC/JEDEC J-STD-020
SMD = Standard Microcircuit Drawing
 
  Description

The EL1508 is designed for driving full rate ADSL signals in both CO and CPE applications at very low power dissipation. The high drive capability of 450mA makes this driver ideal for both CAP and DMT designs. It contains two wideband, high-voltage, current mode feedback amplifiers with a number of power dissipation reduction features.

These drivers achieve an MTPR distortion measurement of better than 70dB, while consuming typically 6mA of total supply current. This supply current can be set using a resistor on the IADJ pin. Two other pins (C0 and C1) can also be used to adjust supply current to one of four pre-set modes (full-IS, 2/3-IS, 1/3-IS, and full power-down). The EL1508 operates on ±5V to ±12V supplies and retains its bandwidth and linearity over the complete supply range.

The device is supplied in a thermally-enhanced 20 Ld SOIC (0.300”), a thermally-enhanced 16 Ld SOIC (0.150”), and the small footprint (4x5mm) 24 Ld QFN packages. The EL1508 is specified for operation over the full -40°C to +85°C temperature range.

 
  Key Features
 
  • 450mA output drive capability
  • 43.6VP-P differential output drive into 100Ω
  • 2nd/3rd harmonics of -85dBc/-75dBc
  • MTPR of -70dB
  • Operates down to 3mA per amplifier supply current
  • Power control features
  • Pin-compatible with EL1503
  • Pb-free plus anneal available (RoHS compliant)
Related Documentation
 
Application Note(s)   Application Note(s):
 
Datasheet(s)   Datasheet(s):
 
Design Model(s)   Design Model(s):
 
 
  Parametric Data
BW (MHz)80
SR (V/μs)600
VS (min) (V)5
VS (max) (V)12
IS (per amp) (mA)3.5
Noise VN (nV/√Hz)3.5
IBIAS (μA)50
VOS (max) (mV)10
# of Devices/ Channels2
IOUT (mA)1000
VOUT (V)21.6
Rail-to-Rail InputN
Rail-to-Rail OutputN
Thermal ShutdownN
Gain AV (min)1
EnableY
 
 
Applications
 
  • ADSL line driver
  • HDSL line driver
  • Video distribution amplifier
  • Video twisted-pair line driver

 

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