OPA657U/2K5 The Texas Instruments OPA657U/2K5 is a high-speed, low-noise operational amplifier featuring a FET input. It offers a 1.6 GHz gain bandwidth product and a 700 V/µs slew rate.
Mfr Part #:

OPA657U/2K5

Available from 2 distributors
Mfr Name: Texas Instruments
Texas Instruments
The Texas Instruments OPA657U/2K5 is a high-speed, low-noise operational amplifier featuring a FET input. It offers a 1.6 GHz gain bandwidth product and a 700 V/µs slew rate.
✓ Total Stock: 1,193 pcs
$ Price Range: $7.50

OPA657U/2K5 Available from 2 distributors

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✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Non-Authorised Inventory information
1,046 pcs
1046 pcs On Request 1 On Request On Request 24+ On Request On Request
Non-Authorised Inventory information
147 pcs
147 pcs On Request 1 On Request On Request On Request On Request On Request

OPA657U/2K5 Specifications Quick View

Most important parameters for selection – full specs in datasheet.
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OPA657U/2K5 Description

Short technical summary and product information.

The Texas Instruments OPA657U/2K5 is a high-speed operational amplifier designed for demanding applications requiring low noise and high bandwidth. It features a FET input architecture, providing a high input impedance and low input bias current of just 2 pA. This amplifier boasts a significant gain bandwidth product of 1.6 GHz and a fast slew rate of 700 V/µs, making it suitable for high-frequency signal processing.

 

With a low input voltage noise density of 4.8 nV/√Hz at flatband and 7 nV/√Hz at 1 kHz, the OPA657U/2K5 minimizes signal degradation. It operates over a wide supply voltage range from ±8V to ±12V and supports an operating temperature range of -40°C to 85°C. The device is available in SOIC and SOT-23 packages, offering flexibility for various board space constraints.

 

Key electrical characteristics include a minimum stable gain of 7 V/V, a typical output current of 70 mA, and a low offset voltage of 1.8 mV maximum at 25°C. The OPA657U/2K5 is also characterized by its decompensated nature and fast overdrive recovery, contributing to its robust performance in dynamic signal environments.

OPA657U/2K5 Quick Information

Product Type: Operational Amplifier
Canonical Name: OPA657 FET-Input Operational Amplifier
Subcategory: High-speed op amps

OPA657U/2K5 Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

OPA657U/2K5 Estimated Pricing

Qty Low High
1+ $7.50 $7.50

Estimated market price range - modelled values for guidance only, not live distributor offers.

OPA657U/2K5 Features

  • 1.6 GHz gain bandwidth product.
  • 700 V/µs slew rate.
  • Low 4.8 nV/√Hz input voltage noise.
  • FET input with 2 pA bias current.
  • Operates from -40°C to 85°C.

OPA657U/2K5 Applications

  • High-speed signal processing.
  • Low-noise amplifier circuits.
  • Active filters.
  • High-frequency test equipment.

OPA657U/2K5 FAQs

7 frequently asked questions generated from this part’s specifications.
What is the gain-bandwidth product of the OPA657U/2K5?

The gain-bandwidth product is 1600 MHz (typical).

What is the minimum stable gain required?

The minimum stable gain is 7 V/V.

What is the supply voltage range?

The total supply voltage range is 8 V to 12 V.

What packages are available for the OPA657U/2K5?

It is available in SOIC (29.4 mm²) and SOT-23 (8.12 mm²) packages.

What is the operating temperature range?

The operating temperature range is -40°C to 85°C.

What is the input bias current?

Input bias current is typically 2 pA, with a maximum of 20 pA.

What is the slew rate?

The slew rate is 700 V/µs typical (G=10, 1-V step).

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