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TDA7264 Arkusz danych(PDF) 3 Page - STMicroelectronics |
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TDA7264 Arkusz danych(HTML) 3 Page - STMicroelectronics |
3 / 12 page ELECTRICAL CHARACTERISTICS (Refer to the test circuit, VS + 20V; RL =8 Ω;Rs =50Ω; f = 1KHz; Tamb =25 °C, unless otherwise specified.) Symbol Parameter Test Condition Min. Typ. Max. Unit VS Supply Range +5 +22.5 V Iq Total Quiescent Current 80 130 mA PO Music Output Power (*) THD = 10%; RL =8 Ω ; VS + 22.5V 32 W PO Output Power THD = 10% RL =8 Ω ; VS + 16V; RL =4 Ω 20 25 25 W W THD = 1% RL =8 Ω ; VS + 16V; RL =4 Ω 20 20 W W THD Total Harmonic Distortion RL =8 Ω ;PO = 1W; f = 1KHz 0.02 % RL =8 Ω ; PO = 0.1 to 15W; f = 100Hz to 15KHz 0.5 % RL =4 Ω ;PO = 1W; f = 1KHz 0.03 % RL =4 Ω ;VS + 16V; PO = 0.1 to 12W; f = 100Hz to 15KHz 1% CT Cross Talk f = 1KHz f = 10KHz 70 60 dB dB SR Slew Rate 10 V/ µs GV Closed Loop Voltage Gain 29 30 31 dB ∆GV Voltage Gain Matching 0.2 dB eN Total Input Noise A Curve f = 20Hz to 22KHz 2.5 3.5 8 µV µV Ri Input Resistance 15 20 K Ω SVR Supply Voltage Rejection (each channel) fr = 100Hz; Vripple = 0.5VRMS 60 dB Tj Thermal Shut-down Junction Temperature 145 °C MUTE FUNCTION [ref: +VS] VTMUTE Mute / Play Threshold -7 -6 -5 V AM Mute Attenuation 60 90 dB STAND-BY FUNCTION [ref: +VS] VTST-BY Stand-by / Mute Threshold -3.5 -2.5 -1.5 V AST-BY Stand-by Attenuation 110 dB Iq ST-BY Quiescent Current @ Stand-by 3 mA Note : (*) FULL POWER up to.VS = ±22.5V with RL =8Ω and VS = ±16V with RL =4Ω MUSIC POWER is the maximal power which the amplifier is capable of producing across the rated load resistance (regardless of non linearity) 1 sec after the application of a sinusoidal input signal of frequency 1KHz. TDA7264 - TDA7264A 3/12 |
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