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поискавой системы для электроныых деталей |
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поискавой системы для электроныых деталей |
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TAS2781RYYR датащи(PDF) 8 Page - Texas Instruments |
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TAS2781RYYR датащи(HTML) 8 Page - Texas Instruments |
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8 / 90 page  TA = 25 °C, PVDDH = 18 V, PVDDL= 3.8 V, AVDD = 1.8 V, IOVDD =1.8 V, RL = 4Ω + 15µH, fin = 1 kHz, fs = 48 kHz, Gain = 21 dBV, SDZ = 1, NG_EN=0, EN_LLSR=0, PWR_MODE1, Measured filter free as in Section 7 (unless otherwise noted). PARAMETER TEST CONDITIONS MIN TYP MAX UNIT Resolution 12 bits PVDDH Measurement Range Minimum Level 2 V Maximum Level 23 PVDDH Resolution 22.5 mV PVDDH Accuracy 2 V ≤ PVDDHV ≤ 23 V ±60 mV PVDDL Measurement Range Minimum Level 2.3 V Maximum Level 6 PVDDL Resolution 20 mV PVDDL Accuracy 2.3 V≤ PVDDL ≤ 6 V ±20 mV TDM SERIAL AUDIO PORT Minimum PCM Sample Rates and FSYNC Input Frequency 14.7 kHz Maximum PCM Sample Rates and FSYNC Input Frequency 192 Minimum SBCLK Input Frequency I2S/TDM Operation 0.512 MHz Maximum SBCLK Input Frequency I2S/TDM Operation 24.576 SBCLK Maximum Input Jitter RMS Jitter below 40 kHz that can be tolerated without performance degradation 0.5 ns RMS Jitter above 40 kHz that can be tolerated without performance degradation 1 Minimum SBCLK Cycles per FSYNC in I2S and TDM Modes Other Values: 24, 32, 48, 64, 96, 125, 128, 192, 250, 256, 384, 500 16 Cycles Maximum SBCLK Cycles per FSYNC in I2S and TDM Modes Other Values: 24, 32, 48, 64, 96, 125, 128, 192, 250, 256, 384, 500 512 PCM PLAYBACK CHARACTERISTICS fs ≤ 48 kHz fs Minimum Sample Rate 14.7 kHz Maximum Sample Rate 48 Passband Frequency Meeting Ripple 0.454 fs Passband Ripple 20 Hz to LPF cutoff frequency -0.5 0.5 dB Stop Band Attenuation ≥ 0.55 fs 60 dB ≥ 1 fs 65 Group Delay (Including Noise Gate) DC to 0.454 fs, DC blocker disabled, Class-H disabled 31 1/fs DC to 0.454 fs, DC blocker disabled, Class-H enabled 221 PCM PLAYBACK CHARACTERISTICS fs > 48 kHz fs Minimum Sample Rates 88.2 kHz Maximum Sample Rate 192 Frequency for Passband Ripple fs = 96 kHz 0.437 fs Passband 3db Frequency fs = 96 kHz 0.459 fs Passband Ripple DC to LPF cutoff frequency -0.5 0.5 dB Stop Band Attenuation ≥ 0.56 fs 60 dB ≥ 1 fs 65 Group Delay (Including Noise Gate) DC to 0.375 fs, DC blocker disabled, Class-H disabled 51 1/fs DC to 0.375 fs, DC blocker disabled, Class-H enabled 242 SPEAKER CURRENT SENSE Resolution 16 bits TAS2781 SLOSE86B – JULY 2022 – REVISED JULY 2023 www.ti.com 8 Submit Document Feedback Copyright © 2023 Texas Instruments Incorporated Product Folder Links: TAS2781 |
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