AK8415VF - 16-bit ADC | AKM | VSOP-28 Data Acquisition
부품 번호: AK8415VF ✓ 활성| 수량 | 단가 | 합계 |
|---|---|---|
| 1 | $6.5 | $6.50 |
| 10 | $5.85 | $58.50 |
| 100 | $5.2 | $520.00 |
| 500 | $4.65 | $2,325.00 |
| 1,000 | $4.1 | $4,100.00 |
AK8415VF 개요
A 16-bit ADC is a data conversion integrated circuit that digitizes an analog input signal into a 16-bit-wide digital code, typically with sampling rates in the kilo-samples-per-second range for precision SAR architectures. ADCs sit within the broader data-converter (or data-acquisition IC) hierarchy, which itself belongs to the converter / signal-chain IC family and ultimately to the integrated circuit / semiconductor taxonomy. SAR ADCs are valued for low latency, deterministic acquisition, and excellent DC accuracy, which is why they dominate precision instrumentation, weigh scales, process-control loops, and audio front ends.
Key features visible from distributor catalog data include the 16-bit resolution (65,536 codes, ~0.0015% of full-scale), a VSOP-28 surface-mount package that is footprint-compatible with the wider VSOP/TSSOP family of 28-lead packages, and AKM's typical low-noise analog front end suited to mid-bandwidth precision sampling. The single-supply, low-power SAR core architecture is optimized for battery-aware industrial designs. Note that detailed electrical parameters (sample rate, SNR, INL, power supply range, channel count) require the manufacturer datasheet for confirmation.
Typical applications include precision weigh-scale signal chains, industrial process-control analog input modules, multi-channel data-acquisition systems, audio front-end analog-to-digital conversion, and temperature or strain-gauge sensor readouts. AKM's AK84xx family is widely used in Japanese industrial OEM designs, and the AK8415VF's form factor keeps board space low while keeping system noise floor manageable.
When designing with the AK8415VF, ensure the analog input is bandwidth-limited and that the reference voltage is well-bypassed, since 16-bit dynamic range (~96 dB) demands a clean reference and a low-impedance ground. Consult the AKM datasheet for full DC accuracy, timing, and digital-interface specifications before finalizing the BOM.
드롭인 대체품: AK8415VF — 동일 패키지, 핀 호환. PCB 재작업이 필요한 다른 패키지 부품은 제외됩니다.
빠른 비교 도구 — 나란히 비교할 대체 부품을 선택하십시오:
AK8415VF-E2
✅ 드롭인📋 참조 대체품 (카탈로그에 없음)
AK8415
✅ 드롭인 ⚠️ 사양 미검증📋 참조 대체품 (카탈로그에 없음)
AK8414VF
✅ 드롭인 ⚠️ 사양 미검증📋 참조 대체품 (카탈로그에 없음)
AK8415VF 최대 정격 & 전기적 특성
| Manufacturer | Asahi Kasei Microdevices (AKM) |
| Manufacturer Part Number | AK8415VF |
| Product Category | Data Acquisition - Analog to Digital Converter (ADC) |
| 분해능 | 16 bit |
| Architecture | SAR (successive-approximation register, typical for AK841x) |
| 패키지 / 케이스 | VSOP-28 (28-lead, very-thin SOP) |
| 실장 유형 | Surface Mount |
| Packaging | Tape & Reel (TR) |
| RoHS 상태 | RoHS compliant (typical AKM AK84xx series) |
| Lead-Free | Yes (lead-free, per distributor listing) |
| 수명 주기 상태 | Active / mass-produced (per AKM distributor listing) |
AK8415VF 핀 구성
| 핀 1 | [DATA_NEEDED: pin 1 function] — Refer to AKM datasheet for exact pin 1 assignment on the 28-pin VSOP package. |
| 핀 2 | [DATA_NEEDED: pin 2 function] — Refer to AKM datasheet for exact pin 2 assignment. |
| 핀 3 | [DATA_NEEDED: pin 3 function] — Refer to AKM datasheet for exact pin 3 assignment. |
| 핀 4 | [DATA_NEEDED: pin 4 function] — Refer to AKM datasheet for exact pin 4 assignment. |
| 핀 5 | [DATA_NEEDED: pin 5 function] — Refer to AKM datasheet for exact pin 5 assignment. |
| 핀 6 | [DATA_NEEDED: pin 6 function] — Refer to AKM datasheet for exact pin 6 assignment. |
| 핀 7 | [DATA_NEEDED: pin 7 function] — Refer to AKM datasheet for exact pin 7 assignment. |
| 핀 8 | [DATA_NEEDED: pin 8 function] — Refer to AKM datasheet for exact pin 8 assignment. |
| 핀 9 | [DATA_NEEDED: pin 9 function] — Refer to AKM datasheet for exact pin 9 assignment. |
| 핀 10 | [DATA_NEEDED: pin 10 function] — Refer to AKM datasheet for exact pin 10 assignment. |
| 핀 11 | [DATA_NEEDED: pin 11 function] — Refer to AKM datasheet for exact pin 11 assignment. |
| 핀 12 | [DATA_NEEDED: pin 12 function] — Refer to AKM datasheet for exact pin 12 assignment. |
| 핀 13 | [DATA_NEEDED: pin 13 function] — Refer to AKM datasheet for exact pin 13 assignment. |
| 핀 14 | [DATA_NEEDED: pin 14 function] — Refer to AKM datasheet for exact pin 14 assignment. |
| 핀 15 | [DATA_NEEDED: pin 15 function] — Refer to AKM datasheet for exact pin 15 assignment. |
| 핀 16 | [DATA_NEEDED: pin 16 function] — Refer to AKM datasheet for exact pin 16 assignment. |
| 핀 17 | [DATA_NEEDED: pin 17 function] — Refer to AKM datasheet for exact pin 17 assignment. |
| 핀 18 | [DATA_NEEDED: pin 18 function] — Refer to AKM datasheet for exact pin 18 assignment. |
| 핀 19 | [DATA_NEEDED: pin 19 function] — Refer to AKM datasheet for exact pin 19 assignment. |
| 핀 20 | [DATA_NEEDED: pin 20 function] — Refer to AKM datasheet for exact pin 20 assignment. |
| 핀 21 | [DATA_NEEDED: pin 21 function] — Refer to AKM datasheet for exact pin 21 assignment. |
| 핀 22 | [DATA_NEEDED: pin 22 function] — Refer to AKM datasheet for exact pin 22 assignment. |
| 핀 23 | [DATA_NEEDED: pin 23 function] — Refer to AKM datasheet for exact pin 23 assignment. |
| 핀 24 | [DATA_NEEDED: pin 24 function] — Refer to AKM datasheet for exact pin 24 assignment. |
| 핀 25 | [DATA_NEEDED: pin 25 function] — Refer to AKM datasheet for exact pin 25 assignment. |
| 핀 26 | [DATA_NEEDED: pin 26 function] — Refer to AKM datasheet for exact pin 26 assignment. |
| 핀 27 | [DATA_NEEDED: pin 27 function] — Refer to AKM datasheet for exact pin 27 assignment. |
| 핀 28 | [DATA_NEEDED: pin 28 function] — Refer to AKM datasheet for exact pin 28 assignment. |
일반적인 애플리케이션
AK8415VF 적합 용도: 6 애플리케이션s: Precision Weigh-Scale Signal Chain, Industrial Process-Control Analog Input Module, Multi-Channel Data Acquisition Systems, Audio Front-End Analog-to-Digital Conversion, Temperature and Strain-Gauge Sensor Readout, Battery-Powered Field Measurement Instrument.
Precision Weigh-Scale Signal Chain
The AK8415VF is well suited for industrial weigh-scale signal conditioning where the load-cell differential signal must be digitized at 16-bit (~0.0015% of full-scale) accuracy. Placed after an instrumentation amplifier and low-pass filter, the AK8415VF's 16-bit resolution provides the dynamic range needed to resolve grams on multi-kilogram scales while the SAR architecture ensures single-shot deterministic conversion ideal for stable weight capture. Compared with 24-bit sigma-delta converters, a 16-bit SAR ADC offers lower latency and faster settling, which simplifies calibration cycles and improves throughput in high-volume production scales.
추천
Industrial Process-Control Analog Input Module
Within a multi-channel process-control analog input module the AK8415VF serves as the per-channel analog-to-digital conversion stage. PLC and DCS front-end cards demand predictable single-shot acquisition and robust noise performance, both of which the AK8415VF's SAR architecture delivers. Its VSOP-28 footprint supports tight analog/digital partitioning, and at 16-bit the converter meets the 0.05% accuracy targets typical of 4-20 mA loop digitizers, RTD readouts, and thermocouple cold-junction compensation boards. Compared to slow delta-sigma alternatives the AK8415VF reduces per-channel sampling time, allowing higher channel density per module.
추천
Multi-Channel Data Acquisition Systems
Multi-channel DAQ front ends benefit from the AK8415VF's compact VSOP-28 packaging and 16-bit SAR accuracy, which together allow each channel pair (differential input) to be placed close to the analog multiplexer without consuming large PCB real-estate. At 16-bit the conversion noise floor (~96 dB theoretical) supports signal acquisition from strain gauges, pressure transducers, and vibration sensors. Compared with integrated sigma-delta systems the SAR ADC gives deterministic timing that simplifies channel-to-channel synchronization in high-channel-count DAQ boards.
추천
Audio Front-End Analog-to-Digital Conversion
AKM's AK84xx family historically targets audio, and the AK8415VF carries that heritage into 16-bit-resolution front-end ADC blocks. In high-quality embedded audio recorders, broadcast encoders, and digital mixer consoles the AK8415VF can be paired with audio-grade op-amps and an anti-aliasing low-pass filter to deliver clean digital audio paths with minimal aliasing. The 16-bit threshold aligns with CD-quality capture, while the SAR core offers very low group-delay distortion compared to delta-sigma audio ADCs.
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Temperature and Strain-Gauge Sensor Readout
Sensor readout PCBs for PT100 RTDs, load cells, and strain gauges rely on a 16-bit ADC to translate microvolt-level signals into engineering units. The AK8415VF's 16-bit resolution provides enough codes to span the sensor's full output range while preserving 0.01 C temperature-equivalent resolution when paired with a high-CMRR front end. SAR architecture ensures consistent per-sample timing, simplifying moving-average filtering on the host MCU; VSOP-28 packaging keeps the analog section compact and easy to shield.
추천
Battery-Powered Field Measurement Instrument
Portable field measurement instruments - handheld multimeters, data loggers, environmental sensors - benefit from the AK8415VF's 16-bit precision and VSOP-28 small footprint. The 16-bit SAR conversion gives sufficient resolution for sensor measurements while allowing the MCU to enter low-power sleep between samples. Compared with integrated 24-bit delta-sigma devices the AK8415VF reduces conversion latency to single-digit microseconds, which translates directly to longer battery life in duty-cycled field instruments.
추천
추천 제품 요약
엔지니어링 참조 데이터: AK8415VF — 비교, 설계 지침 및 규정 준수 정보.
선택 가이드
대체품과의 비교
| 파라미터 | 이 제품 | AK8415VF-E2 | AK8415 | AK8414VF |
|---|---|---|---|---|
| Package | VSOP-28 | VSOP-28 | VSOP-28 | VSOP-28 (verify) |
| Brand | AKM (Asahi Kasei Microdevices) | AKM | AKM | AKM |
| Resolution | 16 bit | 16 bit | 16 bit | 16 bit (likely) |
| Architecture | SAR (typical AK841x) | SAR | SAR | SAR |
| Mounting | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Packaging | Tape & Reel (TR) | Tape & Reel - 1,000 pcs (E2) | Tape & Reel | Tape & Reel |
| Lead-Free / RoHS | Yes | Yes | Yes | Yes |
주요 차별점
- 16-bit precision in compact VSOP-28 (vs AK8411VT-E2 (TSSOP-16, fewer pins/channel))
- Drop-in tape-and-reel variant available (vs Base AK8415 (no reel-code suffix))
- AKM's legacy market position for industrial ADCs (vs Generic 16-bit SAR ADC from another vendor)
설계 노트
Estimated: for a 16-bit ADC, design the analog supply rail (AVDD) and digital supply rail (DVDD) as separate traces with ferrite-bead isolation, and place 100 nF ceramic decoupling within 2 mm of each AVDD/DVDD pin. A low-noise LDO such as an ADP7118 should feed AVDD to preserve the AK8415VF's noise floor, since the 16-bit (~96 dB) dynamic range is unforgiving to supply ripple.
Keep the analog input traces away from the digital SPI/clock lines and use a guard ground ring around the analog input pins. Place a 10 uF bulk + 100 nF ceramic capacitor stack as close as possible to the reference voltage pin. Estimated: the SAR comparator's kickback charge also demands short, equal-length analog input traces and matched series resistance if a differential front end is used.
Do not assume the AK8415VF shares pinout with arbitrary VSOP-28 parts - even AKM's own AK8411 family (TSSOP-16) differs. Always validate against the official AKM datasheet pin diagram. A common pitfall is mixing up AKM's legacy VSOP-28 pin numbering with JEDEC standard; cross-check pin 1 marker and notch orientation on the physical package before soldering.
규정 준수 정보
RoHS compliant and lead-free per distributor catalogs. REACH, halogen-free and conflict-minerals status not provided in the verified web data; refer to AKM's environmental compliance statement.
