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công cụ tìm kiếm bảng dữ liệu linh kiện điện tử |
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công cụ tìm kiếm bảng dữ liệu linh kiện điện tử |
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BA7726AS bảng dữ liệu(PDF) 5 Page - Rohm |
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BA7726AS bảng dữ liệu(HTML) 5 Page - Rohm |
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5 / 11 page  5 Multimedia ICs BA7726AS / BA7726AFS •Electrical characteristics (unless otherwise noted, Ta = 25°C, Vcc = 9.0V) Parameter Symbol Min. Typ. Max. Unit Conditions Supply current ICC 5.5 8.4 12.7 mA No input Line through output level VOLL – 9.0 – 8.0 – 7.0 dBV VIN = – 20.0dBV Line through output distortion THDLL — 0.026 0.2 % Line through max. output level VOMLL + 7.8 + 10.0 — dBV Line through noise level VONLL — – 100 – 85 dBV MIC OFF (VECHO = 0.1 × VCC) Interchannel crosstalk CTLL — – 85 — dBV MIC OFF (VECHO = 0.1 × VCC) Mute level MT — – 100 – 85 dBV MUTE (VMUTE = H) MIC OFF (VECHO = 0.1 × VCC) Through mode output level VOLLV – 1.0 0.0 + 1.0 dBV VIN = – 12dBV VOLL1 – 1.0 0.0 + 1.0 dB VOLL2 —– 35 – 28 dB Microphone through output level VOML – 9.9 – 8.4 – 6.9 dBV VIN = – 38dBV Microphone through equivalent input noise VONML — – 117 – 102 dBV Microphone input crosstalk CTML — – 92 – 77 dBV MIC OFF (VECHO = 0.1 × VCC) ALC level VOAML + 5.1 + 6.6 + 8.1 dBV V28 = 2.9V Compress output level VOMC – 5.5 – 3.5 – 1.5 dBV VIN = – 38dBV Compress characteristics CMP — + 5.2 — dB VIN = – 43dBV → – 33dBV Output level differential Expand output level VODL – 9.4 – 7.4 — dBV VIN = – 4dBV Expand characteristics EXP — + 19.4 — dB Echo EVR attenuation ratio — – 50 – 40 dB Loop output level VODC – 4.4 – 2.4 — dBV VIN = – 4dBV Loop EVR attenuation ratio — – 29 — dB 〈LINE THROUGH〉 INPUT : LINE IN, OUTPUT : LINE OUT 〈VOCAL CUT MODE〉 INPUT : LINE IN, OUTPUT : LINE OUT 〈MIC THROUGH〉 INPUT : MIC AMP IN, OUTPUT : LINE OUT 〈COMPRESS〉 INPUT : MIC AMP IN, OUTPUT : CMP BF OUT 〈EXPAND〉 INPUT : DLY BF IN, OUTPUT : LINE OUT 〈Loop〉 INPUT : DLY BF IN, OUTPUT : CMP BF OUT ∆VODC ∆VODL LOOP GAIN = Min. (VLOOP = 0.2 × VCC) VIN = – 4dBV and when VIN = Vodc ECHO LEVEL = Min. (VECHO = 0.2 × VCC) VIN = – 4dBV and when VIN = Vodl VIN = – 9dBV → + 1dBV, Output level differential (VLSTR = H, VLVFR = OPEN, VNOVC = OPEN) VIN = – 12dBV (dual ch.in.),VOCAL FADER (VLSTR = H, VLVFR = OPEN, VNOVC = OPEN) VIN = – 12dBV (single ch. in.),VOCAL FADER MIC OFF (VECHO = 0.1 × VCC) Vocal suppression ratio 1 Vocal suppression ratio 2 ∗1 Unless otherwise noted, mode settings are as follows. ∗2 All parameters conform to the Measurement circuit diagram. MUTE (VMUTE = GND), STEREO (VNOVC = GND, VLSTR = OPEN, VLVFR = OPEN) ECHO LEVEL = Max. (VECHO = VCC), LOOP GAIN = Max. (VLOOP = VCC) Signal frequency : 1kHz, ∗1 : B.W. = 0.4 ~ 30kHz, ∗2 : DIN AUDIO VIN = – 20.0dBV∗1 No input, Rg = 1k Ω∗2 VIN – 12dBV, Rg = 1k Ω∗2 VIN = – 12dBV, Rg = 1k Ω∗2 THD = 1%∗1 Rg = 1k Ω∗2 VIN = – 30dBV∗2 |
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