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Analog Devices Inc. AD830JRZ-RL
- Part No.:
- AD830JRZ-RL
- Manufacturer:
- Analog Devices Inc.
- Category:
- Video Amps and Modules
- Package:
- 8-SOIC (0.154", 3.90mm Width)
- Datasheet:
-
AD830JRZ-RL.pdf
- Description:
- IC AMP DIFFERENTIAL 8SOIC
- Quantity:
- Payment:
- Shipping:
Inventory:4,629
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Product details
Overview
AD830JRZ-RL from Analog Devices is a high-speed, wideband difference amplifier optimized for video and precision differential signal conditioning. It delivers 85 MHz unity-gain bandwidth, 35 ns settling to 0.1%, ±2 V differential input range, and 60 dB CMRR at 4 MHz - enabling accurate differential-to-single-ended conversion in broadcast video receivers and high-speed data acquisition systems.
For engineers reviewing the AD830JRZ-RL datasheet, AD830JRZ-RL pinout, AD830JRZ-RL application, or AD830JRZ-RL equivalent, this page provides verified specifications, SOIC-8 package mapping, real-world video and level-shifting use cases, and two validated alternative parts with documented functional trade-offs.
Technical Context
The AD830JRZ-RL implements an active feedback topology with dual matched transconductance (GM) stages, enabling true differential amplification without external resistors. Its symmetrical dynamic response ensures identical 35 ns settling time and 360 V/μs slew rate for both +1 and −1 gain configurations.
It achieves high-frequency common-mode rejection via inherently balanced input impedance (370 kΩ) and low input capacitance (2 pF), maintaining 60 dB CMRR up to 4 MHz - a key advantage over op-amp-based difference amplifiers that degrade rapidly above 100 kHz.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Unity-Gain Bandwidth | 85 MHz at ±15 V supply - supports full-spectrum video signals up to 15 MHz (0.1 dB flatness) without gain peaking or phase distortion. |
| Differential Gain/Phase Error | 0.06% / 0.08° at 4.5 MHz - meets broadcast video standards (e.g., NTSC/PAL) for color fidelity in line receivers and ADC front-ends. |
| CMRR | 60 dB at 4 MHz - rejects high-frequency noise (e.g., switching power supply coupling) while preserving signal integrity in noisy industrial environments. |
| Slew Rate | 360 V/μs - enables clean reproduction of fast transient video sync pulses and digital waveform edges without overshoot or ringing. |
| Output Drive | ±50 mA into 150 Ω - directly drives standard 75 Ω video loads (with series termination) or ADC inputs without buffer stages. |
| Input Offset Voltage | ±3 mV max - ensures DC-coupled accuracy in instrumentation-grade differential measurement circuits without trimming. |
| Supply Range | ±4 V to ±16.5 V - supports operation from low-power ±5 V systems to high-dynamic-range ±15 V analog signal chains. |
Pinout & Package
AD830JRZ-RL is housed in an 8-lead SOIC (RN) package with standard JEDEC MS-012AC footprint (5.3 mm × 6.2 mm, 1.27 mm pitch). Pin 1 is marked by a beveled corner or dot; Pin 5 is VP (positive supply), Pin 8 is VN (negative supply).
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| 1 (C) | Clipping Control Input | Enables internal ±2.3 V differential clipping on X-input channel only; tied to ground or left open for normal operation. |
| 2 (GM) | X-Channel Negative Input | One leg of fully differential input pair; high-Z (370 kΩ), low-C (2 pF) node for rejecting common-mode interference. |
| 3 (GM) | X-Channel Positive Input | Other leg of differential input pair; matched to Pin 2 for >90 dB DC CMRR and symmetrical AC performance. |
| 4 (X1) | Y-Channel Negative Feedback Input | Connects to output for unity-gain difference mode (VOUT = VX1 − VX2); defines closed-loop reference point. |
| 5 (VP) | Positive Supply Rail | Accepts +4 V to +16.5 V; requires local 0.1 μF ceramic bypass capacitor to minimize PSRR degradation above 100 kHz. |
| 6 (OUT) | Analog Output | Low-impedance buffered voltage output capable of ±50 mA drive into 150 Ω; rail-to-rail swing limited by supply headroom. |
| 7 (Y1) | Y-Channel Positive Feedback Input | Completes negative feedback loop; ties to OUT in standard difference configuration; sets gain polarity and stability. |
| 8 (VN) | Negative Supply Rail | Accepts −4 V to −16.5 V; must be decoupled independently from VP to maintain 68 dB −PSRR at DC. |
Key Features
| Feature | Design Value |
|---|---|
| Resistorless Difference Amplification | Eliminates need for four precisely matched external resistors - removes gain error, thermal drift, and layout sensitivity inherent in op-amp-based solutions. |
| Wide Common-Mode Range | −12 V to +12.8 V at ±15 V supplies - enables level shifting between disparate system domains (e.g., ±12 V sensor to +5 V ADC) without attenuation or clamping. |
| Video-Optimized Linearity | 0.06% differential gain / 0.08° phase error - preserves chrominance/luminance timing relationships critical for SD/HD video signal integrity. |
| High-Frequency CMRR Stability | 60 dB maintained to 4 MHz - outperforms discrete resistor networks whose CMRR collapses beyond 100 kHz due to parasitic mismatch. |
| Matched Slew Rate Polarity | 360 V/μs for both rising and falling edges - prevents asymmetrical distortion in pulse- and square-wave applications like digital video clock recovery. |
Applications
| Broadcast Video Line Receiver | High-Speed Level Shifter |
|---|---|
|
Use Scenario: Receiving composite video signals over 75 Ω coaxial cable in professional video switchers or capture cards. IC Role / Device Role / Timing Role: Differential receiver that rejects common-mode noise induced on long cables while preserving sync pulse timing and color subcarrier phase. Use Value: 0.08° differential phase error ensures no visible hue shift across NTSC/PAL frames; 15 MHz 0.1 dB bandwidth supports full HD resolution sampling. |
Use Scenario: Translating ±10 V industrial sensor outputs to 0–5 V range for microcontroller ADC input. IC Role / Device Role / Timing Role: Precision level shifter with user-defined output reference (via VP/VN pins) and no external gain-setting resistors. Use Value: ±2 V differential input range and −12 V to +12.8 V common-mode window allow direct interface to legacy ±10 V sensors without attenuators or clamps. |
| Differential-to-Single-Ended ADC Driver | Resistorless Summation/Subtraction |
|
Use Scenario: Driving SAR or pipeline ADCs requiring low-noise, fast-settling single-ended inputs from differential sensor bridges. IC Role / Device Role / Timing Role: High-drive (±50 mA), low-distortion (−72 dBc @ 4 MHz) buffer that settles in 35 ns to 0.1% - matching typical 12–16-bit ADC aperture times. Use Value: 360 V/μs slew rate and 85 MHz bandwidth prevent missing codes during fast input transitions; THD remains stable across full common-mode range. |
Use Scenario: Real-time analog computation in test equipment, such as subtracting reference voltages from DUT outputs for error analysis. IC Role / Device Role / Timing Role: Active difference amplifier with programmable gain (1× to 100×) and no external passive components - reducing board space and thermal drift. Use Value: 0.035% peak nonlinearity over ±1.5 V input range ensures <0.1 LSB error in 16-bit measurement systems; gain error stays within ±0.6% across temperature. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar difference amplifier applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| THS4131CDR | Lower bandwidth (100 MHz small-signal vs. AD830JRZ-RL's 85 MHz), higher input bias current (1.5 µA vs. 5 µA), no built-in clipping function. | Better suited for ultra-high-speed ADC drivers where >100 MHz small-signal BW is required, but less optimal for video due to 0.15% differential gain error. | Select THS4131CDR when prioritizing raw speed over video-specific linearity; verify CMRR >55 dB at 4 MHz in target layout. |
| INA134UA | Lower slew rate (12 V/μs), narrower bandwidth (1.5 MHz), fixed unity-gain configuration only, no Y-channel feedback flexibility. | Designed for audio differential receivers (not video); lacks 15 MHz 0.1 dB flatness and fails to meet broadcast phase error specs. | Choose INA134UA only for cost-sensitive audio line receivers; avoid for video, instrumentation, or >1 MHz signal paths. |
Compared with THS4131CDR and INA134UA, the AD830JRZ-RL uniquely balances video-grade linearity (0.06%/0.08°), high-speed settling (35 ns), and flexible resistorless gain - making it the only option among the three qualified for broadcast-compliant differential video reception and precision level-shifting.
Availability
AD830JRZ-RL is available at Aetrix Electronics and suitable for broadcast video infrastructure, industrial sensor signal conditioning, and high-speed data acquisition systems requiring stable component supply across extended production lifecycles.
Supply support for AD830JRZ-RL includes scheduled delivery planning, volume procurement assistance, BOM continuity management, traceable sourcing, and lifecycle availability coordination for OEM customers, industrial embedded developers, connected-device designers, and electronics production programs.
Manufacturer
Analog Devices, Inc. is a global leader in high-performance analog, mixed-signal, and digital signal processing semiconductors, headquartered in Wilmington, MA.
The AD830JRZ-RL belongs to Analog Devices' precision high-speed amplifier product line, engineered specifically for demanding differential signal conditioning in video, instrumentation, and communications systems where resistorless accuracy and high-frequency CMRR are critical.
FAQ
What is the maximum common-mode voltage range supported by the AD830JRZ-RL?
The AD830JRZ-RL supports a common-mode input voltage range of −12.0 V to +12.8 V when operated at ±15 V supplies, and −2.0 V to +2.9 V at ±5 V supplies. This wide range enables robust interfacing with legacy industrial sensors and video sources without external level-shifting circuitry. The exact limit depends on supply voltage and applied differential input magnitude, as defined in Figure 29 of the AD830JRZ-RL datasheet.
Does the AD830JRZ-RL require external resistors to configure as a difference amplifier?
No, the AD830JRZ-RL performs true difference amplification without external resistors - its internal active feedback topology uses dual matched GM stages to implement VOUT = VX1 − VX2 in the basic connection. External resistors are only needed for gains other than unity (e.g., G = +2 or G = −10), per Figure 21 in the AD830JRZ-RL datasheet.
What is the purpose of Pin 1 (C) on the AD830JRZ-RL?
Pin 1 (C) is the clipping control input for the X-channel differential input pair. When driven appropriately, it enables internal ±2.3 V differential clipping - useful for protecting downstream circuitry from overvoltage transients. In standard operation, Pin 1 is left unconnected or grounded. Clipping applies only to the X-input channel (Pins 2 and 3), not the Y-feedback path.
Can the AD830JRZ-RL operate from a single +5 V supply?
No, the AD830JRZ-RL requires dual supplies (e.g., ±5 V or ±15 V) and does not support single-supply operation. Its internal architecture relies on symmetric positive and negative rails to bias the GM stages and achieve specified common-mode range, output swing, and distortion performance. Attempting single-supply use will result in undefined behavior or damage.
How does the AD830JRZ-RL compare to a standard op-amp configured as a difference amplifier?
The AD830JRZ-RL eliminates the four-resistor network required in op-amp difference amplifiers, removing gain error, thermal drift, and PCB layout sensitivity. It delivers 60 dB CMRR at 4 MHz - versus typical op-amp implementations that fall below 40 dB at 100 kHz - and offers symmetrical 35 ns settling for both inverting and noninverting gains, unlike conventional op-amps whose performance differs significantly by configuration.
AD830JRZ-RL Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Analog Devices Inc.
- Package/Case:
- 8-SOIC (0.154", 3.90mm Width)
- Series:
- -
- Packaging:
- Tape & Reel (TR)
- Product Status:
- Obsolete
- Applications:
- Differential
- Output Type:
- -
- Number of Circuits:
- 1
- -3db Bandwidth:
- 85 MHz
- Slew Rate:
- 360V/µs
- Current - Supply:
- 14.5 mA
- Current - Output / Channel:
- 50 mA
- Voltage - Supply, Single/Dual (±):
- 8V ~ 33V, ±4V ~ 16.5V
- Mounting Type:
- Surface Mount
- Grade:
- -
- Qualification:
- -
- Supplier Device Package:
- 8-SOIC
AD830JRZ-RL FAQ
1.How can I place an order for AD830JRZ-RL through Aetrix?
Please submit a Request for Quotation (RFQ) for AD830JRZ-RL on Aetrix. Our sales agent will provide a competitive quotation and guide you through the order confirmation once you accept the terms.
2.Are the price and stock information for AD830JRZ-RL reliable?
The price and inventory of AD830JRZ-RL are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for AD830JRZ-RL is usually 5 days.
3.What payment methods are accepted for AD830JRZ-RL?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for AD830JRZ-RL transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for AD830JRZ-RL?
AD830JRZ-RL orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your AD830JRZ-RL order is processed, you will receive an email with the shipment details and tracking number.
Note: Tracking information may take up to 24 hours to appear. Express delivery typically takes 3–5 business days.
5.How can I obtain technical support or documentation for AD830JRZ-RL?
For technical support, including AD830JRZ-RL datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your AD830JRZ-RL requirements.
6.How does Aetrix verify that AD830JRZ-RL is sourced from the original manufacturer or authorized distributors?
All AD830JRZ-RL products on Aetrix are procured from qualified distributors and authorized channels. Our dedicated quality assurance team conducts strict verification, including traceability checks and, if necessary, third-party testing. This ensures that AD830JRZ-RL meets industry standards.
7.What is the process for return or replacement of AD830JRZ-RL?
All AD830JRZ-RL units undergo pre-shipment inspection (PSI). If there is an issue with AD830JRZ-RL, returns or replacements are accepted under the following conditions:
1.Quantity discrepancies, incorrect items, or visible external defects (such as breakage or corrosion), acknowledged by Aetrix.
2.The issue is reported within 90 days of delivery.
3.The AD830JRZ-RL part is unused and in its original packaging.
Return procedure for AD830JRZ-RL:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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