OPA657NB/250 Specifications
Manufacturer: Texas Instruments
Part Number: OPA657NB/250
Device Type: Operational amplifier
Amplifier Type: Ultra-high-speed JFET input op amp
Number of Channels: Single
Supply Voltage Range: ±5 V to ±15 V
Bandwidth: 1.6 GHz typical
Slew Rate: 4500 V per microsecond
Input Voltage Noise: 4.8 nV per square root hertz
Input Bias Current: Very low JFET input bias
Output Current: Up to ±60 mA
Gain Bandwidth Performance: Wideband, low distortion operation
Package Type: SOIC-8
Mounting Style: Surface mount
Operating Temperature Range: -40 °C to +85 °C
Packaging Type: Tape and reel
Category: Semiconductor
Key Features
This ultra-high-speed op amp is built for extreme signal bandwidth. It delivers very fast slew rate performance. As a result, edge fidelity remains strong. Additionally, the JFET input minimizes bias current. Therefore, sensitive sources stay accurate. The low noise floor supports clean amplification. Moreover, the device drives moderate loads with ease. This helps simplify downstream interfacing.
Applications
High-speed data acquisition systems
Photodiode and optical receiver amplifiers
Wideband transimpedance amplifiers
Test and measurement instrumentation
High-frequency communications circuits
Video and imaging signal chains
Precision analog front-end designs
Product Overview
The OPA657NB/250 from Texas Instruments is designed for demanding wideband analog applications. First, its 1.6 GHz bandwidth enables accurate amplification of very fast signals. Next, the extremely high slew rate supports sharp transitions with minimal distortion. Because of this, timing integrity is preserved.
In addition, the JFET input stage keeps input bias current very low. This improves performance when working with sensors and photodiodes. At the same time, the low noise characteristic helps maintain clean signal paths. The amplifier also provides strong output drive capability. Therefore, it interfaces well with a variety of loads.
The SOIC-8 surface-mount package supports compact PCB layouts. It also offers stable thermal behavior during operation. Overall, this amplifier delivers speed, precision, and reliability. It is well suited for advanced analog systems where bandwidth is critical.
Contact Us
For pricing, availability, or technical questions regarding OPA657NB/250, contact Cyndtek today. We supply factory-new electronic components for production and design needs. Email Sales@Cyndtek.com to request availability and lead time details.
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