전자부품 데이터시트 검색엔진 |
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TDA7564B 데이터시트(PDF) 10 Page - STMicroelectronics |
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TDA7564B 데이터시트(HTML) 10 Page - STMicroelectronics |
10 / 34 page Electrical specifications TDA7564B 10/34 Turn on diagnostics 1 (Power amplifier mode) Pgnd Short to GND det. (below this limit, the output is considered in short circuit to GND) Power Amplifier in st-by 1.2 V Pvs Short to Vs det. (above this limit, the output is considered in short circuit to VS) Vs -1.2 V Pnop Normal operation thresholds. (Within these limits, the output is considered without faults). 1.8 Vs -1.8 V Lsc Shorted load det. 0.5 Ω Lop Open load det. 85 Ω Lnop Normal load det. 1.5 45 Ω Turn on diagnostics 2 (Line driver mode) Pgnd Short to GND det. (below this limit, the output is considered in short circuit to GND) Power Amplifier in st-by 1.2 V Pvs Short to Vs det. (above this limit, the output is considered in short circuit to VS) Vs -1.2 V Pnop Normal operation thresholds. (Within these limits, the output is considered without faults). 1.8 Vs -1.8 V Lsc Shorted load det. 2 Ω Lop Open load det. 330 Ω Lnop Normal load det. 7 180 Ω Permanent diagnostics 2 (Power amplifier mode or line driver mode) Pgnd Short to GND det. (below this limit, the output is considered in short circuit to GND) Power Amplifier in Mute or Play, one or more short circuits protection activated 1.2 V Pvs Short to Vs det. (above this limit, the output is considered in short circuit to VS) Vs -1.2 V Pnop Normal operation thresholds. (within these limits, the output is considered without faults). 1.8 Vs -1.8 V LSC Shorted load det. Pow. Amp. mode 0.5 Ω Line Driver mode 2 Ω VO Offset detection Power Amplifier in play, AC Input signals = 0 ±1.5 ±2 ±2.5 V INLH Normal load current detection VO < (VS - 5)pk IB2 (D7) = 0 500 mA Table 4. Electrical characteristics (continued) Symbol Parameter Test Condition Min. Typ. Max. Unit |
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