AD9901KP - 200 MHz Phase/Frequency Discriminator | Analog Devices
N.º da peça: AD9901KP ✗ Fim de vida| Qtd. | Preço unitário | Total |
|---|---|---|
| 1 | $2.4331 | $2,43 |
| 10 | $2.4331 | $24,33 |
| 100 | $2.4331 | $243,31 |
| 500 | $2.4331 | $1.216,55 |
| 1.000 | $2.4331 | $2.433,10 |
AD9901KP Visão geral
A phase/frequency discriminator is a timing IC that measures the phase relationship and frequency difference between two signals and represents the result as a digital error word. Within the broader clock and timing hierarchy, the AD9901KP belongs to comparator and phase-detection logic used by synchronous communication, modulation, synthesis, and control systems. Its role is to convert two high-speed input signals into an error indication that an upstream clock, phase-locked loop, delay controller, or feedback system can use for correction.
The AD9901 architecture combines an ultrahigh-speed trench-oxide isolated process with a detection approach described by Analog Devices as providing a linear detection range without the indeterminate phase-detection zones common to other digital designs. The verified source states that inputs can be compared directly to 200 MHz. Concrete operating voltage, supply-current, output-logic, input-logic-threshold, setup-time, propagation-delay, temperature-range, and electrical-limit values were not included in the supplied search results and therefore require confirmation from the manufacturer datasheet before design release.
The AD9901KP is suited to high-speed clock distribution, phase-error detection, digital frequency comparison, communications timing, and feedback-control systems where two related signals must be compared without first reducing them to a lower frequency. In a PLL or delay-control loop, the discriminator output can represent phase or frequency error so that the controlling loop can adjust a clock generator, delay line, or oscillator. Designers must account for input thresholds, propagation delay, output decoding, setup and hold requirements, supply rails, and package-level routing.
PLCC is a leaded surface-mount package in the PLCC family, but the supplied data does not expose the exact package dimensions, pin names, exposed pad arrangement, thermal resistance, or recommended land pattern. The public data does identify a 20-pin PLCC for the commercial family, yet it does not provide a complete AD9901KP pin map; engineers should use the official AD9901 datasheet rather than infer pin functions from a generic PLCC footprint.
This page consolidates the verified 200 MHz input-comparison capability, package-family information, sourcing links, and replacement-availability constraints for AD9901KP. Contact XAIPART for current quotation, formal availability, traceability, and lot-specific commercial terms. Pricing shown for the single-unit tier reflects the cited marketplace value as of 2026-10-23 and should be reconfirmed before procurement.
Alternativas drop-in para AD9901KP — mesmo encapsulamento, compatível pino a pino. Peças de encapsulamento diferente que exigem retrabalho na PCB são excluídas.
Ferramenta de comparação rápida — selecione peças alternativas para comparação lado a lado:
Nenhuma alternativa drop-in disponível para este produto.
Solicitar alternativasAD9901KP Especificações
| Product Type | Digital phase/frequency discriminator |
| Maximum Direct Input Comparison Frequency | 200 MHz |
| Number of Inputs | 2 phase/frequency inputs |
| Output Function | Digital phase/frequency error discrimination |
| AD9901KP Package | 20-pin PLCC |
| Commercial Family Alternative Package | 14-pin ceramic DIP |
| Mounting Technology | Leaded surface-mount PLCC |
| Process Technology | High-speed trench-oxide isolated process |
| Detection Behavior | Linear detection range without indeterminate phase-detection zones common to other digital designs |
| MIL-STD-883 Availability | Available in versions compliant with MIL-STD-883; refer to Analog Devices military documentation |
Guia de Configuração de Pinos do AD9901KP 14-pin ceramic dip
Configuração de pinos para AD9901KP (pacote 14-pin ceramic dip). A numeração dos pinos, funções e diagramas de conexão estão definidos no datasheet do fabricante. Consulte-o para o footprint exato e diretrizes de soldagem.
Nenhum dado detalhado de pinagem disponível para AD9901KP.
Consulte a ficha técnica para a configuração completa dos pinos.
Aplicações típicas
AD9901KP é adequado para 6 aplicaçãos: High-Speed Clock Phase Detection, Phase-Locked-Loop Feedback, Communications Timing Recovery, Digital Frequency Comparison, Delay-Line Feedback Control, Instrumentation and Test Systems.
High-Speed Clock Phase Detection
AD9901KP fits clock systems that compare two related high-speed signals because it directly handles phase/frequency inputs up to 200 MHz and provides a digital error result. Place it between a reference clock and the signal being evaluated, then feed the error output into the loop's correction path. The verified AD9901 description highlights a linear detection range and avoidance of common indeterminate zones, but input thresholds, output coding, and propagation delay must be taken from the official datasheet before setting loop bandwidth or propagation limits.
Recomendado
Phase-Locked-Loop Feedback
AD9901KP can support a feedback path in which phase or frequency error between two signals determines a corrective clock adjustment. Its verified 200 MHz direct-input comparison capability makes it relevant to high-speed loops, while the claimed linear detection range may simplify error interpretation compared with detectors that have uncertain zones. The actual loop bandwidth must be limited by verified propagation delay and output timing, neither of which was supplied in the search results, and supply/logic levels must match the rest of the controller.
Recomendado
Communications Timing Recovery
AD9901KP is applicable when a communications subsystem must detect the timing relationship between two incoming signals before decoding or synchronization. Direct comparison to 200 MHz provides a clear use case for high-rate phase/frequency monitoring, provided the source amplitude and edge rates satisfy the manufacturer's input requirements. Board designers must control clock trace impedance and return paths, but exact trace geometry cannot be derived from the supplied data and should follow the datasheet and validated reference layout.
Recomendado
Digital Frequency Comparison
AD9901KP can serve as the central element in a system that must determine whether two signals have matching or offset frequencies and represent their relationship digitally. The verified 200 MHz input-comparison ceiling is the principal fit criterion, while its high-speed trench-oxide isolated process supports demanding digital timing. Because threshold, hysteresis, and output-state details are unavailable in the supplied results, downstream logic must be designed only after those parameters and power requirements are verified in the manufacturer data sheet.
Recomendado
Delay-Line Feedback Control
AD9901KP can provide phase-error information for a feedback-controlled delay or timing-alignment stage when two clock paths must be compared. Its digital discriminator role allows a controller to detect relative phase or frequency behavior up to 200 MHz and adjust an upstream delay element. Implementation risk centers on loop stability and interface latency, so the verified propagation delay, output coding, and supply data are required. No numeric compensation network can be responsibly provided from the supplied search snippets.
Recomendado
Instrumentation and Test Systems
AD9901KP can be evaluated in instrumentation that compares phase and frequency relationships between reference and test signals. The 200 MHz verified input capability offers useful range for high-speed timing subsystems, while the 20-pin PLCC package is manageable on a controlled through-hole-style surface-mount layout. Measurement accuracy depends on probe loading, clock jitter, source edge rate, and discriminator latency. Those details and the complete pin map must be obtained from the manufacturer documentation before final fixture design.
Recomendado
Resumo dos produtos recomendados
Dados de referência de engenharia para AD9901KP — comparação, orientação de projeto e informações de conformidade.
Guia de seleção
Comparação com alternativas
| Parâmetro | Este produto |
|---|---|
| Brand | Analog Devices |
| Package | 20-pin PLCC |
| Product Type | Digital phase/frequency discriminator |
| Maximum Direct Input Comparison Frequency | 200 MHz |
| Input Count | 2 phase/frequency inputs |
| Process Technology | High-speed trench-oxide isolated process |
| Detection Behavior | Linear detection range without indeterminate zones common to other digital designs |
| Military Qualification Availability | AD9901 family available in MIL-STD-883-compliant versions |
| Verified Marketplace Price | $2.4331 as of 2026-10-23 |
| Drop-In Replacement Status | No verified drop-in substitute found |
Principais diferenciais
- Direct high-speed comparison capability (vs Generic low-frequency phase detectors)
- Continuous detector behavior (vs Digital phase detectors with indeterminate zones)
- Commercial package configuration (vs AD9901 14-pin ceramic DIP version)
- Qualified family availability (vs Commercial-only sourcing assumption)
Notas de projeto
Treat both comparison paths as high-speed clocks rather than ordinary logic nets. The verified device supports direct comparison to 200 MHz, so preserve controlled impedance, continuous return paths, short stubs, and symmetric routing where possible. Edge rate, source impedance, jitter, and input thresholds determine whether the 200 MHz headline capability is usable; obtain the official input circuit and timing data before assigning trace geometry or connector transitions.
Use the exact Analog Devices AD9901 land pattern and pin assignment for the 20-pin PLCC rather than a generic PLCC footprint. The supplied evidence confirms the package family but not pin names, dimensions, or recommended pad layout. Verify pin 1 orientation, lead pitch, solder-mask clearance, and assembly tolerances from the manufacturer package drawing, and reserve decoupling according to the verified supply recommendations once those values are available.
Do not infer AD9901KP equivalence from the AD9901 family name alone. The product page distinguishes commercial 14-pin ceramic DIP and 20-pin PLCC versions from MIL-STD-883-compliant versions, while the supplied results do not establish identical electrical ratings across suffixes. Before substitution, compare exact pin functions, input thresholds, output coding, supply voltage, propagation delay, temperature limits, qualification, and package drawing.
Confirm the permitted supply rails and required bypass components from the AD9901 datasheet before powering a prototype. The verified search data does not include supply voltage, current, or decoupling values, so no capacitor value or dissipation estimate can be supplied responsibly. Check that every external clock source and downstream receiver shares compatible logic levels and that unused outputs are handled exactly as directed by the manufacturer.
Informações de conformidade
The verified product information mentions MIL-STD-883-compliant AD9901 versions but does not provide AD9901KP RoHS, REACH, AEC-Q100, lead-free, halogen-free, or conflict-minerals declarations. AEC-Q100 is not applicable to this product as presented.
