AD9223AR - 12-Bit 3 MSPS ADC | Analog Devices
부품 번호: AD9223AR ⚠ 최종 구매AD9223AR 개요
An ADC is an analog-to-digital converter, a semiconductor that samples continuous analog voltage and represents each sample as a numeric code. In the signal-chain hierarchy, an ADC belongs to data converters and analog-to-digital conversion within broader signal-chain and mixed-signal systems. Parallel output exposes the converted code directly through multiple digital pins, making the device suitable for systems in which a processor, FPGA, or programmable logic device captures the sample bus.
The AD9223AR provides 12-bit conversion resolution and a 3.0 MSPS sampling rate. Its 28-pin SOIC package supports conventional surface-mount assembly and compact board layouts. The AD9223 family supports sampling rates of 1.5 MSPS, 3.0 MSPS, and 10.0 MSPS across AD9221, AD9223, and AD9220, respectively. This selection structure supports migration toward higher conversion performance while retaining a common family interface approach.
The converter is designed for single-supply operation and uses a pipelined conversion architecture. Pipelined ADC operation divides the conversion into stages that can overlap during successive samples, supporting higher throughput than a single-stage converter operating at the same clock rate. The AD9223AR represents the 3.0 MSPS member of this family, balancing sampling throughput with 12-bit data resolution.
Typical uses include industrial data-acquisition systems, communications equipment, instrumentation, embedded signal processing, and test equipment. Its parallel output is particularly appropriate when a downstream digital device can capture data at the converter's sampling rate. System designers should match clocking, analog input bandwidth, reference voltage, output coding, and digital-interface timing to the surrounding signal chain.
Board implementation requires careful attention to analog input routing, grounding, decoupling, and digital-output timing. Place input and reference components close to their associated pins, preserve a quiet analog return path, and route the parallel data bus away from sensitive analog nodes. Consult the manufacturer datasheet for the exact pin-description table, recommended application circuit, input-range configuration, and timing values before assigning PCB nets.
This page organizes the product identity, sampling-rate position, package information, selection trade-offs, and practical design guidance for engineers comparing the AD9223 with related family members. It also distinguishes exact-orderable alternatives from converters that are only functionally similar, helping avoid substitutions that change pinout, speed, or system timing requirements.
드롭인 대체품: AD9223AR — 동일 패키지, 핀 호환. PCB 재작업이 필요한 다른 패키지 부품은 제외됩니다.
이 시리즈의 변형
다음과 드롭인 호환되는 동일 시리즈 모델: AD9223AR (동일 폼 팩터 및 풋프린트) — 차이점: Package, Resolution, Converter Type, Number of Channels, Sampling Rate.
이 제품에는 사용 가능한 드롭인 대체품이 없습니다.
대체품 요청AD9223AR 최대 정격 & 전기적 특성
| Converter Type | Monolithic sampling analog-to-digital converter |
| 분해능 | 12 bit |
| 샘플링 속도 | 3.0 MSPS |
| Number of Channels | 1 channel |
| Output Interface | Parallel |
| Supply Type | Single supply |
| 패키지 | 28-lead SOIC |
| 핀 수 | 28 pins |
| 실장 유형 | Surface mount |
| Architecture | Pipelined |
| Family Sampling Rate Options | 1.5 MSPS, 3.0 MSPS, and 10.0 MSPS |
AD9223AR 28-lead soic 핀 구성 가이드
AD9223AR(28-lead soic 패키지)의 핀 구성입니다. 이 아날로그 부품에는 입력, 출력, 전원 공급 핀이 있습니다. 오프셋 널, 보상, 인에이블 핀 구성은 제조사 데이터시트를 참조하십시오. 신호 컨디셔닝 및 증폭기 회로에 이상적입니다.
다음에 대한 상세 핀아웃 데이터 없음: AD9223AR.
다음을 참조하십시오: 데이터시트 전체 핀 구성은 다음을 참조하십시오.
일반적인 애플리케이션
AD9223AR 적합 용도: 6 애플리케이션s: Industrial Data Acquisition, Communications Signal Conditioning, Test and Measurement Instrumentation, Embedded Signal Processing, RF and Baseband Conversion, Educational and Prototype Data Loggers.
Industrial Data Acquisition
The AD9223AR suits industrial data-acquisition systems requiring 12-bit resolution at a 3.0 MSPS sampling rate. Its parallel interface allows a processor or FPGA to receive each conversion directly instead of using a serial link. Use the converter in a multichannel system only after the front end multiplexes the analog signal and preserves the timing required by the 3.0 MSPS conversion rate. Pay particular attention to input bandwidth, clock jitter, grounding, and the timing relationship between the sampling clock and digital output bus.
추천
Communications Signal Conditioning
The AD9223AR can form the sampling stage of a communications signal chain when the required throughput is 3.0 MSPS and the downstream logic accepts a parallel data bus. Its 12-bit output provides 4,096 possible digital codes for each converted sample. The analog front end must supply signals within the converter's specified input range and bandwidth, while the system clocking and capture logic must be designed around the device's timing characteristics. Confirm those values in the manufacturer datasheet before setting gain, sampling, and digital-capture bandwidth.
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Test and Measurement Instrumentation
AD9223AR is appropriate for measurement instruments that digitize intermediate or repetitive analog waveforms at up to 3.0 MSPS. A parallel capture arrangement can feed an FPGA, DSP, or programmable logic device while preserving direct access to each 12-bit sample. For instrument-grade results, the converter must be paired with a stable reference, low-noise input drive, controlled clock source, and careful grounding. Validate the complete signal chain against the manufacturer's timing and application guidance before using the converter in precision measurements.
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Embedded Signal Processing
The AD9223AR can serve as the ADC stage in an embedded processing system that converts analog sensor or conditioning outputs into 12-bit parallel digital data. Its 3.0 MSPS rate sits between the slower AD9221AR and the faster AD9220AR, allowing design teams to align converter throughput with processor or FPGA capability. Firmware and hardware should account for data latency, clock phase, and bus capture timing. Use short, controlled routing between the converter and digital processor while keeping switching and high-current return paths away from the analog section.
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RF and Baseband Conversion
AD9223AR can be considered for intermediate-frequency or baseband digitization when 3.0 MSPS and 12-bit resolution satisfy the required bandwidth and fidelity. The analog input network should present the specified source impedance and bandwidth to the converter, while the sampling clock must provide the required frequency and jitter performance. Parallel outputs can feed an FPGA or digital signal processor for channelization, filtering, or demodulation. Verify input range, reference voltage, output coding, and timing from the manufacturer datasheet before selecting passive and active components around the converter.
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Educational and Prototype Data Loggers
AD9223AR provides a manageable 12-bit, 3.0 MSPS acquisition stage for laboratory prototypes that need direct parallel digital samples. Its SOIC package supports conventional surface-mount assembly, and the 3.0 MSPS rate is sufficient for many waveform, control, and sensor-monitoring experiments. Prototype boards still require separate analog conditioning, reference circuitry, clock generation, decoupling, and a capture device. Document the configured input range and operating mode from the datasheet, and avoid using generic wiring practices around the analog input and reference pins.
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추천 제품 요약
엔지니어링 참조 데이터: AD9223AR — 비교, 설계 지침 및 규정 준수 정보.
선택 가이드
대체품과의 비교
| 파라미터 | 이 제품 |
|---|---|
| Brand | Analog Devices |
| Package | 28-lead SOIC |
| Resolution | 12 bit |
| Sampling Rate | 3.0 MSPS |
| Converter Architecture | Pipelined |
| Number of Channels | 1 channel |
| Output Interface | Parallel |
| Supply Type | Single supply |
| Lifecycle Status | LAST TIME BUY |
주요 차별점
- Balanced sampling throughput within the AD9221, AD9223, and AD9220 family (vs AD9221AR)
- Lower family sampling rate than the fastest ADI member (vs AD9220AR)
- Direct parallel conversion output (vs AD9226ARSZ)
설계 노트
Route the analog input, reference, and associated decoupling network as a compact analog section. Keep digital output traces away from the analog input and reference nodes, and use a continuous ground-plane strategy that does not force analog return currents beneath switching or high-current digital paths. Place input and reference components at the pins specified by the manufacturer application circuit rather than distributing them for convenience.
The 12-bit parallel bus should be length-matched sufficiently for the sampling clock rate and the receiver's capture timing. Confirm output delay, data setup, data hold, and clock relationships in the manufacturer timing diagrams before fixing trace geometry. Account for connector and via capacitance when the converter drives external circuitry, and avoid introducing unregistered branch stubs into the data bus.
Do not treat AD9221AR or AD9220AR as exact replacements for AD9223AR merely because the family shares package and interface options. Their sampling rates are 1.5 MSPS and 10.0 MSPS, respectively, creating 50% lower and more than 200% higher throughput than the 3.0 MSPS target. Confirm acquisition timing, clock rate, input bandwidth, and downstream capture capacity before adopting either family member.
Use the supply and reference arrangements shown in the manufacturer application circuit, including the specified bypass capacitors and routing. An AD9223AR clocking system also requires adequate digital and analog return paths to prevent supply or reference disturbance from appearing on the converted data. Check voltage tolerances and power sequencing requirements in the datasheet before powering the board.
규정 준수 정보
Compliance status requires confirmation from the current manufacturer product documentation or declaration. AEC-Q100 status is listed as unknown because no qualification statement was established for AD9223AR.