OPA2677IDDARG4 Texas Instruments Integrated Circuit (Small Outline Packages) In Stock
Texas Instruments OPA2677IDDARG4 is a dual current-feedback operational amplifier with 2000 MHz bandwidth in an 8-pin HSOP EP package designed for ADSL line driving. Available from stock with worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- Small Outline Packages
- Pin Count
- 8
- Lifecycle
- OBSOLETE
- Datasheet
- OPA2677IDDARG4 Datasheet PDF
- Category
- Integrated Circuit
- Temp Range
- -40.0°C to 85.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
What are the key features of OPA2677IDDARG4?
- Dual current-feedback op-amp with 2000 MHz bandwidth for high-speed ADSL and broadband line driving
- Current-feedback architecture delivers flat frequency response and excellent slew rate for wideband signal fidelity
- 8-pin HSOP EP package with exposed pad for enhanced thermal dissipation in high-power output stages
What is OPA2677IDDARG4 used for?
The OPA2677IDDARG4 is optimized for ADSL and broadband modem line driver applications where its 2000 MHz bandwidth and current-feedback architecture deliver the flat gain response needed for multi-tone DMT signals. Its dual-channel configuration supports differential line driving on twisted-pair connections, reducing external component count. The device is also applicable in video distribution amplifiers and high-speed instrumentation requiring wideband, low-distortion signal conditioning.
What are the specifications of OPA2677IDDARG4?
| YTEOL | 0 |
| Amplifier Type | OPERATIONAL AMPLIFIER |
| Architecture | CURRENT-FEEDBACK |
| Average Bias Current-Max (IIB) | 45 µA |
| Bias Current-Max (IIB) @25C | 35 µA |
| Common-mode Reject Ratio-Min | 49dB |
| Common-mode Reject Ratio-Nom | 55dB |
| Frequency Compensation | YES |
| Input Offset Voltage-Max | 5300 µV |
| JESD-30 Code | R-PDSO-G8 |
| JESD-609 Code | e4 |
| Low-Bias | NO |
| Low-Offset | NO |
| Micropower | NO |
| Neg Supply Voltage Limit-Max | -6.5 V |
| Neg Supply Voltage-Nom (Vsup) | -6 V |
| Number of Functions | 2 |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | SOP8,.25 |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE, HEAT SINK/SLUG, LOW PROFILE |
| Packing Method | TR |
| Peak Reflow Temperature (Cel) | 260 |
| Power | YES |
| Programmable Power | NO |
| Qualification Status | Not Qualified |
| Slew Rate-Min | 1400V/us |
| Slew Rate-Nom | 2000V/us |
| Supply Current-Max | 19.5mA |
| Supply Voltage Limit-Max | 6.5V |
| Supply Voltage-Nom (Vsup) | 6V |
| Surface Mount | YES |
| Technology | BIPOLAR |
| Temperature Grade | INDUSTRIAL |
| Terminal Finish | NICKEL PALLADIUM GOLD |
| Terminal Form | GULL WING |
| Terminal Pitch | 1.27mm |
| Terminal Position | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 30 |
| Unity Gain BW-Nom | 220000 |
| Wideband | YES |
| Package | Small Outline Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 3 |
| ECCN | EAR99 |
| HTS Code | 8542.33.00.01 |
Where can I find the OPA2677IDDARG4 datasheet?
OPA2677IDDARG4 Datasheet DownloadOfficial datasheet from Texas Instruments
What are equivalent replacements for OPA2677IDDARG4?
Compatible alternatives and drop-in replacements for OPA2677IDDARG4:
Frequently Asked Questions
What bandwidth does the OPA2677IDDARG4 provide and why is current-feedback architecture chosen for ADSL drivers?
The OPA2677IDDARG4 offers a 2000 MHz small-signal bandwidth. Current-feedback amplifiers maintain a nearly constant bandwidth independent of closed-loop gain, making them preferable over voltage-feedback architectures for ADSL line drivers that must amplify DMT signals across a wide frequency span from 25 kHz to 1.1 MHz with less than 0.1 dB gain variation.
How does the HSOP EP package of the OPA2677IDDARG4 benefit high-power line driver circuit boards?
The 8-pin HSOP EP (exposed-pad) package of the OPA2677IDDARG4 provides a large metal pad on the bottom of the device that conducts heat directly to the PCB ground plane, achieving thermal resistance values well below those of standard SOIC-8 packages. This is critical when driving 100 Ω line impedances at several volts peak-to-peak, where output stage dissipation can exceed 500 mW.
What input offset voltage does the OPA2677IDDARG4 have, and how does it affect DC accuracy in signal chain designs?
The OPA2677IDDARG4 has a maximum input offset voltage of 5300 µV. For AC-coupled ADSL driver applications this offset has negligible impact, but in DC-coupled instrumentation designs a worst-case 5.3 mV offset at unity gain should be accounted for in the error budget, potentially requiring trimming or a precision front-end stage upstream.
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Why Buy from FindMyChip
About Texas Instruments
Texas Instruments (TI) is a global semiconductor company headquartered in Dallas, Texas. TI designs and manufactures analog and embedded processing chips used in industrial, automotive, consumer, communications, and enterprise systems.
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