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비교 대상 장치와 유사한 기능
PCM5252
- Differential DirectPath™ Ground Biased Outputs
- Smart Amplifier Technology
- Market-Leading Low Out-of-Band Noise
- Selectable Digital-Filter Latency and Performance
- No DC Blocking Capacitors Required
- Integrated Negative Charge Pump
- Intelligent Muting System; Soft Up or Down Ramp
and Analog Mute for 120dB Mute SNR - Integrated High-Performance Audio PLL With BCK
Reference to Generate SCK Internally - Accepts 16-, 24-, and 32-Bit Audio Data
- PCM Data Formats: I2S, Left-Justified
- SPI or I2C Control
- Hardware Configuration
- Automatic Power-Save Mode When LRCK And BCK
Are Deactivated - 1.8V or 3.3V Failsafe LVCMOS Digital Inputs
- Single Supply Operation:
- 3.3V Analog, 1.8V or 3.3V Digital
- Integrated Power-On Reset
- Small 32-pin VQFN Package
The PCM5252 is a monolithic CMOS integrated circuit that includes a stereo digital-to-analog converter and additional support circuitry in a small QFN package. The PCM5252 uses the latest generation of TI’s advanced segment-DAC architecture to achieve excellent dynamic performance and improved tolerance to clock jitter.
The PCM5252 integrates a fully programmable miniDSP core, allowing developers to integrate filters, dynamic range controls, custom interpolators and other differentiating features to their products.
The PCM5252 integrates ROM components of TI’s PurePath™ Smart Amp technology, which allows speakers to be driven with more peak power than their average-power rating, without damage to the speaker by voice coil over excursion or thermal overload.
The PCM5252 provides 4.2VRMS ground-centered differential outputs, allowing designers to eliminate DC blocking capacitors on the output, as well as external muting circuits traditionally associated with single supply line drivers.
The integrated PLL on the device removes the requirement for a system clock (commonly known as master clock), allowing a 3-wire I2S connection and reducing system EMI.
Block diagrams for the can be found at Functional Block Diagram.
기술 자료
| 유형 | 직함 | 날짜 | ||
|---|---|---|---|---|
| * | Data sheet | PCM5252 Purepath™ Smart Amp 4.2-VRMS DirectPath, 114-dB Audio Stereo Differential-Output DAC with 32-bit, 384-kHz PCM Interface datasheet | PDF | HTML | 2014/11/20 |
설계 및 개발
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| 패키지 | 핀 | CAD 기호, 풋프린트 및 3D 모델 |
|---|---|---|
| VQFN (RHB) | 32 | Ultra Librarian |
주문 및 품질
- RoHS
- REACH
- 디바이스 마킹
- 납 마감/볼 재질
- MSL 등급/피크 리플로우
- MTBF/FIT 예측
- 물질 성분
- 인증 요약
- 지속적인 신뢰성 모니터링
- 팹 위치
- 조립 위치
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