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TDA7439DS13TR 데이터시트(PDF) 4 Page - STMicroelectronics |
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TDA7439DS13TR 데이터시트(HTML) 4 Page - STMicroelectronics |
4 / 23 page Electrical specifications TDA7439DS 4/23 2 Electrical specifications Table 5. shows the electrical characteristics. Refer to the test circuit in Figure 3, Tamb = 25° C, VS = 9 V, RL= 10 kΩ, generator resistance Rg = 600 Ω, all controls flat (G = 0 dB), unless otherwise specified. Table 2. Absolute maximum ratings Symbol Parameter Value Unit VS Operating supply voltage 10.5 V Tamb Operating ambient temperature 0 to 70 °C Tstg Storage temperature range -55 to 150 °C Table 3. Thermal data Symbol Parameter Value Unit Rth j-pin Thermal resistance junction-pins 85 °C/W Table 4. Quick reference data Symbol Parameter Min. Typ Max Unit VS Supply voltage 7 9 10.2 V VCL Max. input signal handling 2 V RMS THD Total harmonic distortion V = 1 V RMS, f = 1 kHz 0.01 0.1 % S/N Signal to noise ratio Vout = 1 V RMS (mode = OFF) 106 dB SC Channel separation f = 1 kHz 90 dB Input gain (in 2 dB steps) 0 30 dB Volume control (in 1 dB steps) -47 0 dB Treble control (in 2 dB steps) -14 +14 dB Middle control (in 2 dB steps) -14 +14 dB Bass control (in 2 dB steps) -14 +14 dB Balance control (in 1 dB steps) -79 0 dB Mute attenuation 100 dB Table 5. Electrical characteristics Symbol Parameter Test condition Min. Typ Max Unit Supply VS Supply voltage 7 9 10.2 V IS Supply current 4 7 10 mA SVR Ripple rejection 60 90 dB |
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