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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) 7 Page - Texas Instruments |
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TAS2781RYYR датащи(HTML) 7 Page - Texas Instruments |
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7 / 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 DNR Dynamic Range A-Weighted, -60 dBFS 110 dB A-Weighted, -60 dBFS, PWR_MODE2 109 A-Weighted, -60 dBFS, PWR_MODE0 109 SNR Signal to Noise Ratio A-Weighted, Referenced to 1 % THD+N Output Level 110 dB A-Weighted, Referenced to 1 % THD+N Output Level, PWR_MODE2(1) 110 A-Weighted, Referenced to 1 % THD+N Output Level, PWR_MODE0 109 KCP Click and Pop Performance Idle mode, into and out of Shutdown mode, A-weighted 0.8 mV Full Scale Output Voltage fs ≤ 48 kHz 21 dBV Minimum Programmable Gain fs ≤ 48 kHz 11 dBV Maximum Programmable Gain fs ≤ 48 kHz 21 Programmable Output Level Step Size 0.5 dB Mute attenuation Device in Software Shutdown or Muted in normal operation 108 dB Chip to Chip Group Delay -1 1 µs PVDDH Power Supply Rejection Ratio PVDDH = 18 V + 200 mVpp, fripple = 217 Hz 118 dB PVDDH = 18 V + 200 mVpp, fripple = 1 kHz 110 PVDDH = 18 V + 200 mVpp, fripple = 20 kHz 98 PVDDL Power Supply Rejection Ratio PVDDL = 5 V + 200 mVpp, fripple = 217 Hz 114 dB PVDDL = 5 V + 200 mVpp, fripple = 1 kHz 109 PVDDL = 5 V + 200 mVpp, fripple = 20 kHz 93 AVDD Power Supply Rejection Ratio AVDD = 1.8 V + 200 mVpp, fripple = 217 Hz 105 dB AVDD = 1.8 V + 200 mVpp, fripple = 1 kHz 103 AVDD = 1.8 V + 200 mVpp, fripple = 20 kHz 88 Power Supply Inter- modulation PVDDH, 217 Hz, 100-mVpp, Input f = 1 kHz @ 400 mW -120 dB PVDDL,217 Hz, 100-mVpp, Input f = 1 kHz @ 400 mW -120 AVDD, 217 Hz, 100-mVpp, Input f = 1 kHz @ 400 mW -80 IOVDD 217 Hz, 100-mVpp, Input f = 1 kHz @ 400 mW -117 Turn ON Time from Release of Software Shutdown No Volume Ramping 1.13 ms Volume Ramping 6.73 Turn OFF Time From Assertion of Software Shutdown to Amp Hi-Z No Volume Ramping 0.56 ms Volume Ramping 6 Out of Hardware Shutdown to first I2C command 1 ms SDZ timeout Exiting HW Shutdown 2 6 23.8 ms Turn OFF Time when Software Shutdow fs = 48 ksps, DVC_RMP_RT[3:2] = 3h (disabled). Multiply by 48/fs for differet sampling rate. 1 ms fs = 48 ksps, DVC_RMP_RT[3:2] = 0h (enabled). Multiply by 48/fs for different sampling rate. 12.5 DIE TEMPERATURE SENSOR Resolution 8 bits Minimum Temperature Measurement Range -40 °C Maximum Temperature Measurement Range 150 °C Die Temperature Resolution 1 °C Die Temperature Accuracy -5 5 °C VOLTAGE MONITOR www.ti.com TAS2781 SLOSE86B – JULY 2022 – REVISED JULY 2023 Copyright © 2023 Texas Instruments Incorporated Submit Document Feedback 7 Product Folder Links: TAS2781 |
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