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TDA7437N 数据表(PDF) 9 Page - STMicroelectronics |
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TDA7437N 数据表(HTML) 9 Page - STMicroelectronics |
9 / 34 page TDA7437N Electrical characteristics 9/34 2 Electrical characteristics (AVDD, DVDD = 9V; RL = 10KΩ; Rg = 50Ω; Tamb = 25°C; all gains = 0dB; f = 1KHz. Refer to the test circuit, unless otherwise specified.) Table 4. Electrical characteristics Symbol Parameter Test condition Min. Typ. Max. Unit Input selector (mono and stereo inputs) RI Input resistance pin 7 to 11 and 15 to 18 70 100 130 K Ω VCL Clipping level d ≤ 0.3% 2.1 2.6 VRMS SI Input separation 80 95 dB RL Output load resistance 2 K Ω GI MIN Minimum input gain -0.75 0 +0.75 dB GI MAX Maximum input gain 14 15 16 dB Gstep Step resolution 0.5 1.0 1.5 dB Ea Set error -1.0 0 1.0 dB VDC DC steps Adjacent gain steps 0.5 10 mV GIMIN to GIMAX 3mV Differential input (Pin 5, 6, 13, 14) RI Input resistance Input selector BIT D4 = 0 (0dB) 10 15 20 K Ω Input selector BIT D4 = 1(- 6dB) 14 20 26 K Ω CMRR Common mode rejection ratio VCM = 1VRMS ; f = 1KHz 45 70 dB d Distortion VI = 1VRMS 0.01 0.08 % eIN Input noise 20Hz to 20KHz; Flat; D6 = 0 5 μV GDIFF Differential gain D4 = 0 -1 0 1 dB D4 = 1 -7-6-5 dB Volume control RI Input resistance Pin 2 and 20 31 44 57 K Ω GMAX Maximum gain 15 16 17 dB AMAX Maximum attenuation 61 63.75 66.5 dB ASTEPC Step resolution coarse atten. 0.5 1.0 1.5 dB EA Attenuation set error G = 16 to -20dB -1.0 0 1.0 dB G = -20 to -63dB -2.75 2.75 dB Et Tracking error 2 dB |
类似零件编号 - TDA7437N_06 |
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类似说明 - TDA7437N_06 |
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