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BU9480F Datasheet(PDF) 2 Page - Rohm |
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BU9480F Datasheet(HTML) 2 Page - Rohm |
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2 / 5 page  2 Multimedia ICs BU9480F •Electrical characteristics (unless otherwise noted, Ta = 25°C, VDD = + 5.0V) Parameter Symbol Min. Typ. Max. Unit Conditions Measurement circuit Current dissipation IDD — 3.6 6 mA f = 1kHz, 0dB Fig.6,7 Resolution RES —— — — 16 BIT Fig.6,7 Noise distortion 1 THD1 — 0.05 0.12 % f = 1kHz, 0dB Fig.6,7 Noise distortion 2 THD2 — 0.07 0.4 % f = 1kHz, – 20dB Fig.6,7 Full-scale output voltage VFS 1.8 2 2.2 VP-P Fig.6,7 Crosstalk – 92 – 85 dB Unmeasured channel output = 0 dB, f = 1kHz. DIN audio filter Fig.6,7 C.T — S / N ratio S / N RL 86 93 — dB DIN audio filter Fig.6,7 Output pin load resistance 10 —— — k Ω Fig.6,7 Parameter Symbol Min. Typ. Max. Unit Conditions Measurement circuit Input high level voltage VIH 0.7 × VDD — VDD V Pins 5,6 and 7 Pins 5,6 and 7 Fig.6,7 Input low level voltage VIL — 0.3 × VDD V GND Fig.6,7 Leakage current, high level IIH — — – 10 µA Pins 5,6 and 7 = VDD Fig.6,7 Leakage current, low level IIL —— 10 µA Pins 5,6 and 7 = GND Fig.6,7 fSL —— 200 kHZ Fig.6,7 —— ns ns Fig.6,7 TBCLK TST Fig.6,7 SDAT.LRCK holding time THD 60 60 60 — — — — — — — — ns Fig.6,7 DA conversion frequency BCLK period SDAT.LRCK settling time Analog unit characteristics Logic input characteristics •Absolute maximum ratings (Ta = 25°C) •Recommended operating conditions Parameter Symbol Limits Unit 7.0 V Pd 450∗ mW Topr – 10 ~ + 70 Tstg – 55 ~ + 125 °C Topt – 0.3 ~ VDD + 0.3 V VDDMax. °C ∗ When unmounted, reduced by 4.5mW for each increase in Ta of 1°C over 25°C. Applied voltage Power dissipation Operating temperature Storage temperature Input voltage Parameter Symbol Limits Unit Power supply voltage 3.0 ~ 5.5 V Input low level voltage Input high level voltage VIL 0.0 ~ 0.2 × VDD V VIH 0.8 × VDD ~ VDD VDD V |
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