LM7121
(ACTIVE) 175 MHz Tiny Low Power Voltage Feedback Amplifier

Description &
Features
Sample &
Buy
Technical
Documents
Tools &
Software
Support & Community

Device Uses

  • Scanners, color fax, digital copiers
  • PC video cards
  • Cable drivers
  • Digital cameras
  • ADC/DAC buffers
  • Set-top boxes

LM7121 WEBENCH® Custom
Design/Analyze/Build It
Select Topology
Active Filter Designer  
Inverting Amplifier  
AC-Coupled Inverting Amp  
NonInverting Amp  
Integrator  
Lowpass Filter  
Lowpass Filter 4th Order  
Highpass Filter  
Required Parameters
Supply voltage:
If "Other", Positive Supply is: V
If "Other", Negative Supply is: V
NOTE: 4.5 V <= Total Supply Voltage <= 33 V



What are WEBENCH® tools?

Sample & Buy

Free Samples Buy from Authorized Distributors Part # Status Temp (oC) Price | QTY Package | Pins Top Side Marking Package QTY | Carrier Distributor Inventory TI 1k Lead Time
Not Available
LM7121IM ACTIVE -40 to 85 0.97 | 1ku SOIC (D) | 8 View 95 | TUBE 1K - 5K For lead times contact TI Authorized Distributor or local TI sales office
LM7121IM/NOPB ACTIVE -40 to 85 0.97 | 1ku SOIC (D) | 8 View 95 | TUBE >5K 1k quantity lead time: In stock
Not Available
LM7121IM5 ACTIVE -40 to 85 0.97 | 1ku SOT-23 (DBV) | 5 View 1000 | LARGE T&R 988 For lead times contact TI Authorized Distributor or local TI sales office
LM7121IM5/NOPB ACTIVE -40 to 85 0.97 | 1ku SOT-23 (DBV) | 5 View 1000 | LARGE T&R >5K 1k quantity lead time: In stock
Not Available Contact Distributor LM7121IM5X ACTIVE -40 to 85 0.97 | 1ku SOT-23 (DBV) | 5 View 3000 | LARGE T&R No Stock For lead times contact TI Authorized Distributor or local TI sales office
Not Available
LM7121IM5X/NOPB ACTIVE -40 to 85 0.97 | 1ku SOT-23 (DBV) | 5 View 3000 | LARGE T&R >5K 1k quantity lead time: In stock
Not Available Contact Distributor LM7121IMX ACTIVE -40 to 85 0.97 | 1ku SOIC (D) | 8 View 2500 | LARGE T&R No Stock For lead times contact TI Authorized Distributor or local TI sales office
Not Available
LM7121IMX/NOPB ACTIVE -40 to 85 0.97 | 1ku SOIC (D) | 8 View 2500 | LARGE T&R 1K - 5K 1k quantity lead time: In stock

* Suggested Resale Price per unit (USD) for BUDGETARY USE ONLY. For higher volume price quotes,prices in local currency or delivery quotes, please contact your local Texas Instruments Sales Office or Authorized Distributor.

Technical Documents

Datasheet (1)

Title Type Size (KB) Date Views
PDF 703 11 May 2004

Tools & Software

Circuit Design & Simulation

LM7121 WEBENCH® Custom
Design/Analyze/Build It
Select Topology
Active Filter Designer  
Inverting Amplifier  
AC-Coupled Inverting Amp  
NonInverting Amp  
Integrator  
Lowpass Filter  
Lowpass Filter 4th Order  
Highpass Filter  
Required Parameters
Supply voltage:
If "Other", Positive Supply is: V
If "Other", Negative Supply is: V
NOTE: 4.5 V <= Total Supply Voltage <= 33 V



What are WEBENCH® tools?

Models (1)

Title Category Type Size (KB) Date Views
LM7121 PSPICE Model PSpice Model ZIP 2 KB 16 Jan 2012 186 views

Design Kits & Evaluation Modules (1)

Name Part# Type
Evaluation Board for High-Speed Single Op Amp in the 8-Pin SOIC Package LMH730227 Evaluation Modules & Boards

Development Tools (4)

Name Part# Type
Fully Differential Amplifier Component Calculator FULLDIFFAMP-CALC Calculation Tools
Voltage Divider Determines A Set of Resistors for a Voltage Divider VOLT-DIVIDER-CALC Calculation Tools
Active Filter Design Application FILTERPRO Circuit Design & Simulation
SPICE-Based Analog Simulation Program TINA-TI Circuit Design & Simulation

Support & Community


TI E2E™ Community

TI E2E Community

As a member of my.TI you can join the TI E2E™ Community where you can ask questions, share ideas and collaborate with fellow engineers and TI experts

Contents are provided "AS IS" by the respective TI and Community contributors and do not constitute TI specifications. See Terms of Use.

Training & Events

Name Type Available During
Sensor Signal Conditioning and Interface for Medical Recorded Content   On Demand  
Intro to Motor Drives and the Motor Signal Chain Recorded Content   On Demand  
Technology Day Toronto In-Person   11 Nov 2013  
Technology Day Detroit In-Person   26 Sep 2013  
Technology Day Boston In-Person   19 Sep 2013  


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