PCM56P-J - 16-Bit Audio DAC | Texas Instruments
部品番号: PCM56P-J ✓ 生産中| 数量 | 単価 | 小計 |
|---|---|---|
| 1 | $1.1467 | $1.15 |
| 10 | $0 | $0.00 |
| 100 | $0 | $0.00 |
| 500 | $0 | $0.00 |
| 1,000 | $0 | $0.00 |
PCM56P-J 概要
A digital-to-analog converter, or DAC, converts digital audio samples into a continuous analog voltage signal. The PCM56 belongs to the signal-conversion IC hierarchy and is used in audio DAC, digital audio equipment, and precision signal-generation systems. Its series input reduces the number of parallel data lines required, while the monolithic converter provides a compact solution for generating an analog output from PCM-formatted data.
Key features include 16-bit resolution, 15-bit typical monotonicity, 96 dB dynamic range, and differential linearity error characterized in the family documentation. The J-grade part is identified by the PCM56P-J ordering code and uses the same 16-pin PDIP format associated with the PCM56 family. The converter is factory-trimmed and tested because audio DAC performance depends on total harmonic distortion, differential linearity, bipolar zero error, temperature shifts, and settling time.
The PCM56P-J is intended for applications where a serial PCM stream must become an analog audio or instrumentation signal. Its 16-bit format supports high-resolution digital audio, while the converter's factory calibration helps reduce mismatch-related distortion. The family datasheet also identifies molded-plastic DIP and SOIC packaging options, although PCM56P-J specifically corresponds to the PDIP variant shown by distributor records.
Typical uses include digital audio playback, audio test equipment, precision signal generators, and embedded audio systems. In an audio path, the PCM56 can be driven by a serial audio source and followed by an output amplifier or line driver. Designers should verify interface timing, supply requirements, analog output loading, and external filtering against the manufacturer datasheet before finalizing a board.
A key design consideration is that this is a legacy monolithic audio DAC rather than a modern integrated audio codec. System design should account for its separate digital interface and analog output stage, and should confirm availability before committing new production layouts. The 16-pin PDIP footprint also requires through-hole board space rather than a compact surface-mount footprint.
This page combines the verified Texas Instruments family description, distributor listing data, package information, and practical replacement guidance. It separates confirmed PCM56P-J attributes from specifications that require the full datasheet or device-specific verification.
ドロップイン代替品: PCM56P-J — 同一パッケージでピン互換。PCBの作り直しが必要な異なるパッケージの部品は除外されています。
このシリーズのバリエーション
同一シリーズでドロップイン互換のモデル: PCM56P-J （同一形状・フットプリント） — 相違点: Package, Product Type, Mounting Type, Resolution, Data Interface.
クイック比較ツール — 並列比較する代替部品を選択:
PCM56P
✅ ドロップイン✓ 在庫あり
価格はお問い合わせください
データシートを見る →PCM56P-K
✅ ドロップイン📋 参考代替品（カタログ未掲載）
PCM56P-L
✅ ドロップイン✓ 在庫あり
価格はお問い合わせください
データシートを見る →PCM56U
✅ ドロップイン✓ 在庫あり
価格はお問い合わせください
データシートを見る →PCM56P-J 最大定格＆電気的特性
| Product Type | Series-input monolithic digital-to-analog converter |
| 分解能 | 16 bit |
| Data Interface | Series input |
| Number of Channels | 1 channel |
| Dynamic Range | 96 dB |
| Monotonicity | 15 bit typical |
| Total Harmonic Distortion | -92 dB maximum at full-scale input for K grade; -74 dB maximum at -20 dB input for K grade |
| Differential Linearity Error | 0.001% of FSR typical |
| パッケージ | 16-pin PDIP |
| Package Type | Molded plastic DIP |
| ピン数 | 16 pins |
| 実装タイプ | Through-hole |
| Factory Trim | Factory-trimmed and tested |
PCM56P-J molded plastic dip ピン配置ガイド
PCM56P-J (molded plastic dip パッケージ) のピン配置。 このアナログコンポーネントは、入力、出力、および電源ピンを備えています。オフセットナル、補償、イネーブルピンの設定については、メーカーのデータシートを参照してください。信号調整やアンプ回路に最適です。
詳細なピン配置データはありません: PCM56P-J.
詳細は データシート をご参照ください。
主な用途
PCM56P-J の用途: 6 件s: Digital Audio Playback, Audio Test Equipment, Precision Signal Generation, Embedded Audio Systems, Instrumentation Signal Conversion, Legacy Audio Upgrade or Repair.
Digital Audio Playback
PCM56P-J is a suitable dedicated converter for a digital audio playback path when the source supplies compatible serial PCM data. Its 16-bit resolution and 96 dB family dynamic range provide a meaningful conversion target for high-resolution audio, while the monolithic DAC reduces the number of separate converter functions required. The design should place the converter according to the manufacturer application guidance, provide suitable supply bypassing, and follow the output amplifier and filtering recommendations. Because the verified data does not state the exact sample rate, output voltage, or settling time, those requirements must be checked in the full manufacturer datasheet before selecting the device for a particular playback architecture.
おすすめ
Audio Test Equipment
For audio test equipment, PCM56P-J can generate a controlled analog voltage from a serial PCM source, making it useful in signal-generation and measurement fixtures. The 16-bit code width and 96 dB dynamic range provide useful resolution for audio calibration and signal-quality experiments. Engineers should verify settling behavior, output loading, reference requirements, and distortion under the actual test bandwidth because those values are not supplied in the verified snippets. The 16-pin PDIP footprint also suits prototype and laboratory boards where through-hole construction and easy component replacement are preferable.
おすすめ
Precision Signal Generation
PCM56P-J can be used as the conversion stage in a precision analog signal generator when the system requires a DAC separate from a general-purpose codec. Its 16-bit resolution and 15-bit typical monotonicity are relevant for deterministic waveform output and calibration-oriented signal sources. The key design consideration is bandwidth: the designer must confirm the converter's settling time and output slew behavior from the manufacturer datasheet, then choose filtering and amplification that preserve the intended waveform. The verified data does not quantify those timing specifications, so they remain explicit design checks rather than assumed values.
おすすめ
Embedded Audio Systems
The PCM56P-J fits embedded audio systems that have an existing PCM data source and need a dedicated analog conversion function. It can sit between a digital audio serializer or storage interface and an output amplifier, allowing the analog section to be designed independently from the digital controller. The 16-bit interface and 96 dB family dynamic range are useful for high-resolution audio paths, but the designer must verify logic levels, timing, supply rails, and output range against the complete datasheet. The PDIP package is larger than modern surface-mount alternatives, so board area should be reserved during mechanical planning.
おすすめ
Instrumentation Signal Conversion
PCM56P-J can serve as the DAC element in instrumentation equipment when a calibrated digital representation must be converted to an analog test or control signal. Its monolithic construction and factory trimming are useful where repeatable converter behavior is important, while the 16-bit resolution supports fine-grained numerical output. In an instrumentation design, analog-output stability and filtering may matter more than headline audio marketing specifications. Engineers should therefore review the manufacturer's electrical characteristics, reference arrangement, load limits, and temperature behavior before using the PCM56P-J in precision measurement equipment.
おすすめ
Legacy Audio Upgrade or Repair
PCM56P-J is relevant to repair and upgrade work involving older audio equipment that uses a dedicated 16-bit serial-input DAC. A replacement should first be compared against the original schematic and package pinout, because the supplied data confirms the 16-pin PDIP format but does not reproduce every pin definition. Verify serial clock polarity, data timing, analog output polarity, supply rails, and any external resistor or capacitor network before installation. The exact J-grade status and lifecycle should also be confirmed with Texas Instruments or an authorized distributor, especially when maintaining a long-lived product.
おすすめ
おすすめ製品の概要
エンジニアリング参考データ: PCM56P-J — 比較、設計ガイダンス、コンプライアンス情報。
選定ガイド
代替品との比較
| パラメータ | この製品 | PCM56P | PCM56P-K | PCM56P-L | PCM56U |
|---|---|---|---|---|---|
| Brand | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments |
| Package | 16-pin PDIP | 16-pin PDIP | 16-pin PDIP | 16-pin PDIP | SOIC-16 |
| Product Type | Series-input monolithic DAC | Digital-to-analog converter | Digital-to-analog converter | Digital-to-analog converter | Digital-to-analog converter |
| Through-Hole Mounting | Yes | Yes | Yes | Yes | No; SOIC-16 |
主な差別化要因
- 16-bit monolithic audio DAC format （vs PCM56P)
- 16-pin PDIP package identification （vs PCM56U)
- Factory-trimmed and tested converter （vs PCM56P-L)
設計ノート
Do not substitute PCM56P, PCM56P-K, PCM56P-L, or PCM56U solely because the family name is similar. Verify the exact pinout, serial clock and data timing, supply connections, analog output configuration, and grade-specific distortion limits against the manufacturer datasheet. PCM56U is especially important to distinguish because the cross-reference result identifies a SOIC-16 package, while PCM56P-J is listed as a 16-pin PDIP.
Reserve the correct 16-pin PDIP footprint and provide adequate clearance around the analog output and supply pins. The verified data confirms through-hole PDIP construction but does not provide the complete pin map, so use the official PCM56 datasheet for land pattern and pin numbering. Keep digital serial traces away from the analog output path where practical, and follow the manufacturer’s recommended decoupling and grounding arrangement.
Treat the serial PCM interface as a timing-sensitive digital connection. Confirm clock polarity, data setup and hold requirements, input format, and allowable source impedance in the full PCM56 family datasheet before laying out the board. Because the supplied data does not state the maximum sample rate or settling time, do not estimate those values; use the manufacturer specifications when selecting the digital source and output reconstruction filter.
コンプライアンス情報
The supplied web data does not explicitly state PCM56P-J compliance status. Compliance fields are therefore marked unknown rather than inferred.
