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LMH6658  Product Folder

270MHz Single Supply, Single & Dual Operational Amplifiers
Generic P/N 6658
General
Description
Features Datasheet Package
& Models
Samples
& Pricing
Design
Tools
Application
Notes

Parametric Table Parametric Table
Temperature Min (deg C) -40 
Temperature Max (deg C) 85 
Channels (Channels)
Input OutputType Vcm to V-, Not R-R Out 
Gain Bandwidth (MHz) 270 
Slew Rate (Volts/usec) 700 
SupplyCurrent Per Channel (mA)
Supply Min (Volt)
Supply Max (Volt) 12 
Offset Voltage (mV)
Max Input Bias Current (nA) 30000 
Output Current (mA) 45 
Voltage Noise (nV/Hz) 11 
Shut down No 
Feedback Type Voltage 
Av+1 BW (MHz) 270 
Av+2 BW (MHz) 110 
Av+5 BW (MHz) 32 
Av+10 BW (MHz) 18 
Av+20 BW (MHz) 12 
HD 2nd (dB) -70 
HD 3rd (dB) -57 
Diff Gain (dB) .03 
Diff Phase (%) .10 
Settling Time (ns) 35 
Tsettling Conditions to 0.01% 
Special Features  

Datasheet

TitleSize in KbytesDate
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LMH6657 6658 270MHz Single Supply, Single & Dual Amplifiers 786 Kbytes 22-Oct-02 View Online Download Receive via Email
LMH6657 6658 270MHz Single Supply, Single & Dual Amplifiers (JAPANESE)
700 Kbytes   View Online Download Receive via Email

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Package Availability, Models, Samples & Pricing

Part NumberPackageStatusModelsSamples &
Electronic
Orders
Budgetary PricingStd
Pack
Size
Package
Marking
TypePinsMSL/Lead-Free AvailabilityLead
Time
QtySPICEIBISQty$US each
LMH6658MASOIC NARROW8StatusFull productionLMH6657.MODN/A24 Hour Samples
Buy Now
1K+$0.98rail
of
95
NSXYTT
LMH66
58MA
8-10 weeks5000
LMH6658MAXSOIC NARROW8StatusFull productionLMH6657.MODN/A 1K+$0.98reel
of
2500
NSXYTT
LMH66
58MA
8-10 weeks25000
LMH6658MMMINI SOIC8StatusFull productionLMH6657.MODN/A24 Hour Samples
Buy Now
1K+$0.98reel
of
1000
ZXTT
A88A
16-18 weeks5000
LMH6658MMXMINI SOIC8StatusFull productionLMH6657.MODN/A 1K+$0.98reel
of
3500
ZXTT
A88A
16-18 weeks50000

General Description

The LMH6657/6658 are low-cost operational amplifiers that operate from a single supply with input voltage range extending below the V-. Based on easy to use voltage feedback topology and boasting fast slew rate (700V/µs) and high speed (140MHz GBWP), the LMH6657 (Single) and LMH6658 (dual) can be used in high speed large signal applications. These applications include instrumentation, communication devices, set-top boxes, etc.

With a -3dB BW of 100MHz (AV = +2) and DG & DP of 0.03% & 0.10° respectively, the LMH6657/6658 are well suited for video applications. The output stage can typically supply 80mA into the load with a swing of about 1V from either rail.

For Industrial applications, the LMH6657/6658 are excellent cost-saving choices. Input referred voltage noise is low and the input voltage can extend below V- to ease amplification of low level signals that could be at or near the system ground. With low distortion and fast settling, LMH6657/6658 can provide buffering for A/D and D/A applications.

The LMH6657/6658 versatility and ease of use is extended even further by offering these high slew rate , high speed Op Amps in miniature packages such as SOT23-5, SC70, SOIC-8, and MSOP-8. Refer to the Ordering Information section for packaging options available for each device.

Features

VS = 5V, TA = 25°C, RL = 100 (Typical values unless specified)

-3dB BW (AV = +1)

270MHz

Supply voltage range

3V to 12V

Slew rate, (VS = ±5V)

700V/µs

Supply current

6.2mA/amp

Output current

+80/-90mA

Input common mode volt.

0.5V beyond V-, 1.7V from V+

Output voltage swing (RL = 2k)

0.8V from rails

Input voltage noise

11nV/

Input current noise

2.1pA/

DG error

0.03%

DP error

0.10°

THD (5MHz)

-55dBc

Settling time (0.1%)

37ns

Fully characterized for 5V, and ±5V

 

Output overdrive recovery

18ns

Output short circuit protected

 

No output phase reversal with CMVR exceeded

 

Applications

  • CD/DVD ROM
  • ADC buffer amp
  • Portable video
  • Current sense buffer
  • Portable communications

Design Tools

TitleSize in KbytesDate
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Amplifiers Selection Guide software for Windows 7 Kbytes 28-Jul-2003 View    
CLC730036EB 8-Pin SOIC Evaluation Board 75 Kbytes 27-Oct-1998 View Online Download Receive via Email
CLC730123EB 8-pin MSOP 103 Kbytes 22-Jun-2001 View Online Download Receive via Email

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Application Notes

TitleSize in KbytesDate
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OA-24: OA-24 Measuring and Improving Differential Gain and Differential Phase for Video 92 Kbytes 2-Oct-02 View Online Download Receive via Email
OA-26: OA-26 Designing Active High Speed Filters 153 Kbytes 2-Oct-02 View Online Download Receive via Email
OA-30: OA-30 Current vs. Voltage Feedback Amplifiers 80 Kbytes 1-Oct-02 View Online Download Receive via Email

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[Information as of 15-Jan-2004]