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STPA008-48X Datasheet(PDF) 11 Page - STMicroelectronics |
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STPA008-48X Datasheet(HTML) 11 Page - STMicroelectronics |
11 / 29 page DocID027887 Rev 2 11/29 STPA008 Electrical specifications 28 3.3 Electrical characteristics Refer to the test and application diagram, V S = 14.4 V; RL = 4 Ω; R g = 600 Ω; f = 1 kHz; T amb = 25 °C; unless otherwise specified. Table 5. Electrical characteristics Symbol Parameter Test condition Min. Typ. Max. Unit General characteristics VS Supply voltage range - 6 - 18 V Iq1 Quiescent current RL = ∞ 100 190 280 mA VOS Output offset voltage Play mode -90 - +90 mV Mute mode -70 - +70 mV dVOS During standby ON/OFF output transient voltage ITU R-ARM weighted (see Figure 19) -7.5 - +7.5 mV During mute ON/OFF output transient voltage -7.5 - +7.5 mV Ri Input impedance - 45 55 65 kΩ ISB Standby current consumption VSt-by = 1 V - - 2 μA VSt-by = 0 - - 1 μA Audio performances Po Output power THD = 10 % THD = 1 % 26 20 29 23 - - W W THD = 10 %, 2 Ω THD = 1 %, 2 Ω 45 37 50 40 - - W W Po max. Max. output power Square wave input (2 Vrms) RL = 4 Ω RL = 2 Ω VS = 15.2 V; RL = 4 Ω 42 71 47 45 77 50 - - - W W W THD Distortion Po = 4 W, 30kHz LPF - 0.01 0.02 % Gv Voltage gain - 25 26 27 dB dGv Channel gain unbalance - -0.5 - +0.5 dB eNo Output Noise "A" Weighted Bw = 20 Hz to 20 kHz - - 40 50 - 70 μV μV SVR Supply voltage rejection f = 100 kHz; Vr = 1 Vrms, play mode 60 70 - dB fch High cut-off frequency PO = 0.5 W 100 300 - kHz CT Cross talk f = 1 kHz PO = 4 W f = 10 kHz PO = 4 W 65 50 75 60 - - dB dB AM Mute attenuation POref = 4 W 90 100 - dB |
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