My Inquiry
My Account
Analog Devices Inc. AD8340ACPZ-REEL7
- Part No.:
- AD8340ACPZ-REEL7
- Manufacturer:
- Analog Devices Inc.
- Category:
- RF Modulators
- Package:
- 24-WFQFN Exposed Pad, CSP
- Datasheet:
-
AD8340ACPZ-REEL7.pdf
- Description:
- RF MODULATOR 700MHZ-1GHZ 24WFQFN
- Quantity:
- Payment:
- Shipping:
Inventory:1,484
Please send an inquiry. Send us your inquiry, and we will respond immediately.
Product details
Overview
AD8340ACPZ-REEL7 from Analog Devices is a 700 MHz to 1000 MHz RF vector modulator performing Cartesian amplitude and phase modulation with continuous −2 dB to −32 dB gain control and 0°–360° phase shift. It delivers OP1dB = 11 dBm, OIP3 = 24 dBm, and −149 dBm/Hz noise floor at full gain, enabling precise RF predistortion in GSM/EDGE and CDMA2000 power amplifier linearization.
For engineers reviewing the AD8340ACPZ-REEL7 datasheet, AD8340ACPZ-REEL7 pinout, AD8340ACPZ-REEL7 application, or AD8340ACPZ-REEL7 equivalent, key selection criteria include modulation bandwidth (up to 230 MHz), differential I/Q baseband input range (±500 mV), fast output disable response (<10 ns), and LFCSP-24 RoHS-compliant packaging for high-density RF layout.
Technical Context
The AD8340ACPZ-REEL7 implements a linear RF signal path using a polyphase quadrature generator to split the RF input into precise 0° and 90° components, followed by independent I/Q attenuators with 2 V⁻¹ scaling and summing output stage. Its architecture preserves original modulation integrity without carrier suppression.
Baseband control is fully differential (IBBP/IBBM, QBBP/QBBM), dc-coupled, with optional low-pass filtering via external capacitors on IFLP/IFLM and QFLP/QFLM pins. RF inputs (RFIP/RFIM) and outputs (RFOP/RFOM) are ac-coupled, 50 Ω nominal differential impedance, requiring external pull-up chokes and balun interface.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Frequency Range | 700 MHz to 1000 MHz - supports full-band operation across GSM850, GSM900, DCS1800, and PCS1900 cellular bands. |
| Gain Control Range | 30 dB (−2 dB to −32 dB) - enables wide dynamic range for adaptive linearization and variable attenuation. |
| Phase Control Range | 0° to 360° continuous - allows arbitrary complex vector synthesis without quadrant discontinuities. |
| OIP3 | 24 dBm at 880 MHz - ensures high linearity for multi-carrier CDMA2000 and LTE-A envelope tracking. |
| Output Noise Floor | −149 dBm/Hz at max gain - maintains SNR integrity in low-power receive-path remodulation applications. |
| Modulation Bandwidth | 230 MHz - supports wideband digital modulation (e.g., 20 MHz LTE, 100 MHz 5G NR FR1) with minimal group delay distortion. |
| Supply Voltage | 4.75 V to 5.25 V - compatible with standard 5 V rail systems; consumes 130 mA typical current. |
Pinout & Package
The AD8340ACPZ-REEL7 is housed in a 24-lead, 4 mm × 4 mm, RoHS-compliant LFCSP package with exposed pad (EPAD) requiring low-impedance ground connection per Analog Devices' thermal and EMI guidelines.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| RFIP / RFIM (Pins 21, 22) | Differential RF Input | Ac-coupled 50 Ω differential ports; require series matching inductors (e.g., 5.6 nH) for optimal 700–1000 MHz return loss >20 dB. |
| RFOP / RFOM (Pins 9, 10) | Differential RF Output | Open-collector transimpedance outputs; must be pulled up via RF chokes to VPRF and ac-coupled to load or balun. |
| IBBP / IBBM (Pins 16, 15) QBBP / QBBM (Pins 3, 4) | Differential Baseband Inputs | ±500 mV full-scale dc-coupled I/Q control; define vector magnitude and phase via trigonometric mapping (VBBI, VBBQ → GainSP, PhaseSP). |
| DSOP (Pin 13) | Output Disable Control | CMOS-compatible enable/disable; >40 dB attenuation when high; 10 ns disable response ensures fast PA protection during burst transmission. |
| VPS2 / VPRF (Pins 5, 6, 14, 19, 24) | Positive Supply | 4.75–5.25 V supply pins; require local 0.1 µF + 100 pF bypassing; shared between RF and bias circuitry. |
| CMOP / CMRF (Pins 7, 8, 11, 12, 20, 23) | Device Common | Low-impedance analog ground reference; must connect directly to PCB ground plane with multiple vias to minimize noise coupling. |
Key Features
| Feature | Design Value |
|---|---|
| Cartesian I/Q Modulation | Enables direct digital synthesis of arbitrary RF vectors without LO leakage or image rejection calibration. |
| Linear RF Signal Path | Preserves baseband-modulated envelope integrity-no carrier nulling or quadrature imbalance compensation required. |
| Adjustable Modulation Bandwidth | Up to 230 MHz native; reduced via external capacitors on IFLP/IFLM and QFLP/QFLM to limit noise bandwidth in sensitive receivers. |
| Fast Output Disable | 10 ns disable time and 15 ns enable time allow sub-microsecond PA blanking for TDD/FDD switching and spectral mask compliance. |
| High Output Linearity | OIP3 = 24 dBm and OP1dB = 11 dBm at 880 MHz support high-efficiency GaN/LDMOS PA linearization with minimal ACPR degradation. |
Applications
| RF PA Linearization | Smart Antenna Beamforming |
|---|---|
Use Scenario: Integrated into feedback loop of GSM/EDGE power amplifier to inject predistortion signals correcting AM-AM/AM-PM distortion. IC Role / Device Role / Timing Role: Vector modulator generating real-time correction waveforms synchronized to PA output envelope detector. Use Value: Enables >15 dB ACPR improvement at 0 dBm output without altering PA bias or matching network. |
Use Scenario: Used in phased array transmit chain to dynamically adjust phase and amplitude per antenna element for electronic beam steering. IC Role / Device Role / Timing Role: Real-time RF vector synthesizer controlling complex weight coefficients in digital beamformer backend. Use Value: Achieves <±2° phase resolution and 0.1 dB amplitude step size across 700–1000 MHz for narrow main lobe formation. |
| CDMA2000 Base Station Transmitter | Remodulation for Spectrum Monitoring |
Use Scenario: Embedded in CDMA2000 BTS uplink path to compensate for nonlinearities introduced by high-efficiency PAs under wide dynamic range traffic. IC Role / Device Role / Timing Role: High-speed I/Q modulator accepting DAC outputs from digital predistorter ASIC operating at 30.72 MSPS. Use Value: Maintains EVM <1.5% at 24 dBm average output while supporting 1.23 MHz CDMA channel bandwidth. |
Use Scenario: Repackaging intercepted RF signals for analysis in spectrum monitoring receivers requiring clean, calibrated retransmission. IC Role / Device Role / Timing Role: Precision RF remodulator preserving signal fidelity during frequency translation and amplitude normalization. Use Value: Delivers −149 dBm/Hz noise floor and <0.25 dB gain flatness over 60 MHz bandwidth for accurate spectral density measurement. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar RF vector modulation applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| ADL5375-05ACPZ-R7 | Wider frequency range (300–4000 MHz), higher OIP3 (+28 dBm), but requires external LO and lacks integrated quadrature generator. | Requires external IQ demodulator and LO synthesis; better suited for wideband SDR than narrowband cellular PA linearization. | Select ADL5375-05 if system already includes high-stability LO and needs multi-band coverage beyond 1 GHz. |
| TRF3705IRGZT | Integrated PLL/VCO, lower modulation bandwidth (100 MHz), no output disable pin, and fixed 50 Ω single-ended output. | Designed for direct-conversion transmitter ICs; lacks independent I/Q gain control and fast shutdown for PA protection. | Prefer TRF3705 for compact, self-contained transmitters where board space is constrained and LO integration is critical. |
Compared with ADL5375-05ACPZ-R7 and TRF3705IRGZT, the AD8340ACPZ-REEL7 provides superior integration for narrowband cellular linearization-its monolithic quadrature generator, 230 MHz modulation bandwidth, and 10 ns DSOP disable make it uniquely suitable for high-fidelity, low-latency RF predistortion in 700–1000 MHz infrastructure.
Availability
AD8340ACPZ-REEL7 is available at Aetrix Electronics and suitable for RF power amplifier linearization, smart antenna beamforming, CDMA2000 base station transmitters, and spectrum monitoring systems requiring stable component supply and consistent RF performance across production batches.
Supply support for AD8340ACPZ-REEL7 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 RF IC design, founded in 1965 and headquartered in Wilmington, MA.
The AD8340ACPZ-REEL7 belongs to Analog Devices' RF vector modulator product line, engineered specifically for high-accuracy Cartesian modulation in wireless infrastructure, radar, and test equipment demanding wide dynamic range and sub-nanosecond timing control.
FAQ
What is the operating temperature range for the AD8340ACPZ-REEL7?
The AD8340ACPZ-REEL7 operates across −40°C to +85°C ambient temperature. Performance specifications-including OIP3, OP1dB, and gain flatness-are guaranteed over this full industrial range, with thermal derating curves provided in Figures 14 and 15 of the datasheet. The LFCSP package's exposed pad enhances thermal dissipation to maintain junction temperature below 125°C under maximum load.
Does the AD8340ACPZ-REEL7 require an external LO signal?
No, the AD8340ACPZ-REEL7 does not require an external LO. It integrates a passive polyphase quadrature generator that splits the incoming RF signal into precise 0° and 90° components internally. This eliminates LO feedthrough, phase noise injection, and calibration complexity associated with external LO-driven I/Q modulators like the ADL5375 series.
How is the AD8340ACPZ-REEL7 typically interfaced to baseband DACs?
The AD8340ACPZ-REEL7 accepts differential ±500 mV baseband inputs directly from high-speed DACs (e.g., AD9122, DAC34H84). IBBP/IBBM and QBBP/QBBM pins are dc-coupled, allowing seamless connection without level-shifting. For noise reduction, optional 10–100 pF capacitors may be added to IFLP/IFLM and QFLP/QFLM pins to limit modulation bandwidth per application requirements.
Can the AD8340ACPZ-REEL7 be used in single-ended RF configurations?
Yes-the AD8340ACPZ-REEL7 supports both differential and single-ended RF interfaces. RF inputs (RFIP/RFIM) can be driven single-ended with one pin ac-grounded; RF outputs (RFOP/RFOM) may be converted to single-ended using a 1:1 balun (e.g., ETC1-1-13) or terminated with a 25 Ω back-termination resistor. Performance metrics (OIP3, noise floor) degrade slightly in single-ended mode versus differential.
What is the purpose of the DSOP pin on the AD8340ACPZ-REEL7?
The DSOP (Disable Output) pin on the AD8340ACPZ-REEL7 provides fast, hardware-controlled shutdown of the RF output stage. When pulled high (>2.5 V), it attenuates the RF signal by >40 dB within 10 ns. This protects downstream components (e.g., power amplifiers or filters) during power-up, fault conditions, or TDD switching-critical in cellular base stations and radar systems.
AD8340ACPZ-REEL7 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Analog Devices Inc.
- Series:
- -
- Package/Case:
- 24-WFQFN Exposed Pad, CSP
- Packaging:
- Tape & Reel (TR)
- Product Status:
- Active
- Function:
- Vector, Modulator
- LO Frequency:
- 700MHz ~ 1GHz
- RF Frequency:
- 700MHz ~ 1GHz
- P1dB:
- 11dBm
- Noise Floor:
- -149dBm/Hz
- Output Power:
- -
- Current - Supply:
- 150 mA
- Voltage - Supply:
- 4.75V ~ 5.25V
- Test Frequency:
- 880MHz
- Mounting Type:
- Surface Mount
- Supplier Device Package:
- 24-LFCSP-WQ (4x4)
AD8340ACPZ-REEL7 FAQ
1.How can I place an order for AD8340ACPZ-REEL7 through Aetrix?
Please submit a Request for Quotation (RFQ) for AD8340ACPZ-REEL7 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 AD8340ACPZ-REEL7 reliable?
The price and inventory of AD8340ACPZ-REEL7 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for AD8340ACPZ-REEL7 is usually 5 days.
3.What payment methods are accepted for AD8340ACPZ-REEL7?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for AD8340ACPZ-REEL7 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for AD8340ACPZ-REEL7?
AD8340ACPZ-REEL7 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your AD8340ACPZ-REEL7 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 AD8340ACPZ-REEL7?
For technical support, including AD8340ACPZ-REEL7 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your AD8340ACPZ-REEL7 requirements.
6.How does Aetrix verify that AD8340ACPZ-REEL7 is sourced from the original manufacturer or authorized distributors?
All AD8340ACPZ-REEL7 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 AD8340ACPZ-REEL7 meets industry standards.
7.What is the process for return or replacement of AD8340ACPZ-REEL7?
All AD8340ACPZ-REEL7 units undergo pre-shipment inspection (PSI). If there is an issue with AD8340ACPZ-REEL7, 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 AD8340ACPZ-REEL7 part is unused and in its original packaging.
Return procedure for AD8340ACPZ-REEL7:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
AD8340ACPZ-REEL7 Tags
-
LTC5599IUF#TRPBF
Analog Devices Inc.
-
LTC5599IUF#PBF
Analog Devices Inc.
-
LTC5589IUF#PBF
Analog Devices Inc.
-
ADL5375-05ACPZ-R7
Analog Devices Inc.
-
ADL5385ACPZ-R7
Analog Devices Inc.
-
AD8346ARUZ-REEL7
Analog Devices Inc.
-
LTC5588IPF-1#PBF
Analog Devices Inc.
-
ADRF6755ACPZ-R7
Analog Devices Inc.
-
TRF370417IRGET
Texas Instruments
-
HMC631LP3ETR
Analog Devices Inc.
-
TRF3705IRGET
Texas Instruments
-
LTC5589IUF#TRPBF
Analog Devices Inc.
Tech Hub
A practical engineering guide to 3.3V and 5V logic compatibility, input thresholds, resistor dividers, translator ICs, MOSFET level shifting, I2C pull-ups, timing limits and power-sequencing risks.
The 74HC595 uses push-pull logic outputs, while the TPIC6B595 uses 50 V open-drain DMOS sinks for higher-power loads. This guide compares timing, current limits, 3.3 V interfacing, load wiring, thermal…
The 74HC595 converts serial data into eight stable parallel outputs. This guide covers pin functions, shift and storage timing, OE and MR behavior, drive-current limits, cascading, voltage compatibilit…
A technical comparison of level-sensitive latches and edge-triggered flip-flops, covering timing windows, setup and hold limits, master–slave operation, time borrowing, race-through, HDL inference and…
A D latch stores one bit while Enable controls when data can pass. This reference covers gate-level operation, truth tables, transparency, setup and hold timing, LE versus OE, common ICs and practical …
An SR latch stores one bit through cross-coupled feedback. This engineering reference covers NOR and NAND implementations, truth tables, forbidden-state recovery, gated operation, switch debouncing, fa…
Latch circuits retain one bit through feedback. This technical reference covers SR and D latches, truth tables, transparency, timing limits, latch-versus-flip-flop behavior, applications and common log…
An engineering guide to LED driver operation, constant-current and constant-voltage outputs, linear and switching topologies, dimming, IC selection, calculations, replacement compatibility, and fault c…
Operational amplifier guide covering op amp basics, feedback, ideal vs real op amps, common configurations, buffer circuits, offset, bias current, gain-bandwidth, slew rate, rail-to-rail limits and sel…
Jumper cables guide covering safe connection order, red and black clamp placement, final ground connection, cable gauge, length, clamp quality, copper vs CCA cables, jump starter comparison and battery…
