Clearer Product Selection
Understand product roles, specifications and applicable conditions to connect device selection, documentation requests and application support.
Understand specifications before comparing models
RF tunable filter selection guide explaining frequency band, bandwidth, insertion loss, and implementation conditions through published product examples.
Read the Full Guide and Model Examples
Before requesting documentation,
start with your design conditions
Expand the relevant category and gather the information you have. Mark unresolved conditions as to be confirmed to support further discussion.
- Target model and intended use
- Candidate part numbers or the functions you need to implement.
- Documentation to Review
- Specifications, package, interface, or application conditions.
- Design Background
- Application, development stage and main constraints.
Analog-to-Digital Converters (ADC)Input signal · Sampling · Data output
- Describe the input signal frequency range, amplitude and channel count, along with the planned sample rate and resolution.
- Describe downstream receiving equipment, data interfaces and the clock source. List supply requirements, package space and the documentation you need to review.
Digital-to-Analog Converters (DACs)Digital Input · Output Signal · Load
- Describe the signal you want to generate, output frequency range and amplitude, and the planned update rate and resolution.
- Specify the digital input interface, output load, and clock source; list the supply, package space, and documentation to be checked.
Frequency Synthesis & Clock PLLsReference Clock · Target Output · System Use
- Specify the reference clock frequency, target output frequency range, output count, and intended use, such as a sampling clock or local oscillator.
- If you have phase-noise or jitter targets, include the corresponding offset frequencies or integration bandwidth; also specify the supply and control interface.
Interfaces & InterconnectsDevice or IP · Connections · Data conditions
- First state whether you need an interface device or SerDes IP, then describe the two connected ends, data rate, channel count and interface levels.
- For devices, include supply and package requirements. For IP, include the target process, integration environment and deliverables you need to review.
RF & MicrowaveRequired Function · Operating Frequency Range · Operating Conditions
- State whether you need frequency selection, path switching or amplitude control, and provide the operating frequency range, signal power and control method.
- For filters, add the target passband and bandwidth; for switches, the path configuration; for attenuators, the attenuation range and step requirements.
Operational Amplifiers & DriversSignal Source · Input Range · Output Load
- Describe the preceding signal source, input current or voltage range, target bandwidth, and following device or output load.
- Add supply requirements, expected gain or conversion relationship, package-space constraints, and the interface and application conditions to be checked.
These prompts help describe your requirements. Documentation availability and suitability must be confirmed for the specific model.
Complete a Documentation RequestQuick Reference to Common Specification Conditions
Frequency band: distinguish series coverage from a single device
The filter series collectively covers 30MHz–40GHz; no single chip is implied to cover the entire range continuously. Choose a specific model by target signal frequency range, bandwidth and tuning method, then check the corresponding device description.
Typical values: also check frequency, bandwidth and configuration
Typical parameters such as insertion loss vary with frequency, bandwidth, and configuration. For example, the 7dB typical insertion loss of SYRF8818HL applies at 25% fractional bandwidth; it is not a guaranteed value for every operating state without that condition.
Nominal Frequency Range: Check Against the Electrical Characteristics
The SYRF8119 selection table uses a nominal range of 1–3GHz, while the original datasheet electrical characteristics table specifies 1–2.85GHz. SYRF8913 uses a nominal range of 6–12GHz, while its original electrical characteristics table specifies 6.5–12.3GHz. Review the relevant technical conditions when defining specific system limits.
Compatibility: distinguish benchmark references from pin compatibility
Comparison references support product selection and do not imply Pin-to-Pin compatibility. Compatibility statements for SYRF8052, SYRF8513 and SYRF8526 are limited to the package and primary functional pins; some functions and pin functions differ. Replacement selection still requires checking the package, supply, control, electrical specifications and application conditions.
Devices & IP: check implementation format and interface conditions
The product catalog includes both IC devices and SerDes IP. When selecting IP, also check the process, implementation, interface, and delivery conditions. A public product overview is not a complete integration or delivery specification.
Frequently Asked Questions
How do I select ICs for an application?
Confirm the required function first, then provide the signal frequency band, bandwidth, supply, interface, package space, and key system specifications. Find the relevant model and published specifications in the product catalog, and contact the technical team to review specific integration requirements.
Can Filter Power-Consumption Values Be Applied to RF Switches and Attenuators?
No. Power consumption <1mW in the selection table applies only to the listed filters. It must not be applied to RF switches, digital step attenuators or other product categories.
Why must operating conditions be retained when comparing products?
The same typical value may refer to different frequencies, bandwidths or configurations. Compare data under identical or explicitly comparable conditions first, then confirm package, control method and system operating limits.
How do I request detailed technical documentation?
Use the Contact Us page or company email to specify the model, company or project background, application area, and required documentation. The website provides public product overviews, selection specifications, and essential technical notes. Full datasheets and internal source materials are provided following discussion of project requirements.
Do the Application Block Diagrams on These Pages Represent Complete Reference Designs?
Application-page block diagrams illustrate signal chain functions; they are not validated complete reference circuits. Specific device combinations, system implementations and performance require review and validation under actual design conditions.
Discuss your system requirements with Yi-Chip
Provide the required part number, key specifications and design conditions to help us review product suitability and documentation needs more accurately.