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

Description &
Features
Sample &
Buy
Technical
Documents
Tools &
Software
Support & Community
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 Replaced By Temp (oC) Price | QTY Package | Pins Device Marking Package QTY | Carrier Distributor Inventory TI 1k Lead Time
Not Available
LM7121IM NRND LM7121IM/NOPB -40 to 85 1.60 | 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 1.16 | 1ku SOIC (D) | 8 View 95 | TUBE 1K - 5K 1k quantity lead time: In stock
Not Available
LM7121IM5 NRND LM7121IM5/NOPB -40 to 85 1.37 | 1ku SOT-23 (DBV) | 5 View 1000 | LARGE T&R 967 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
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
LM7121IMX/NOPB ACTIVE   -40 to 85 0.97 | 1ku SOIC (D) | 8 View 2500 | LARGE T&R >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 922 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 (3)

Name Part# Type
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

Related End Equipment

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



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
Discover TI’s latest Operational Amplifiers for Industrial and Consumer markets
This session highlights the latest 36V operational amplifier families.
On-Line Training   On Demand  
Deciphering Electrical Characteristics in an Op Amp Datasheet
To predict system accuracy when using op amps it is important to understand the op amp data sheet.
On-Line Training   On Demand  
High Performance, Variable Gain, Differential Amplifiers
This presentation covers the criteria used to select variable gain blocks and features some state of the art TI amplifiers.
On-Line Training   On Demand  
Engineer It - How to understand ripples in RF devices performance
Ripples arise while characterizing devices at RF and microwave frequencies.
On-Line Training   On Demand  
Engineer It – When to use a pre-driver vs. an integrated motor driver
Learn the differences between a pre-driver and an integrated motor driver and when to choose one over the other.
On-Line Training   On Demand  
Click Here