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BD28623MUV Scheda tecnica(PDF) 3 Page - Rohm |
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BD28623MUV Scheda tecnica(HTML) 3 Page - Rohm |
3 / 53 page 3/49 BD28623MUV © 2015 ROHM Co., Ltd. All rights reserved. 20.May.2016 Rev.002 www.rohm.com TSZ22111・15・001 TSZ02201-0C1C0E900290-1-2 Pin Descriptions, I/O Equivalent Circuits (Provided pin voltages are typical values) Pin No. Pin Name Pin Voltage Pin Descriptions Internal Equivalent Circuit 1 2 3 4 MCLK SDATA BCLK LRCLK 0V Digital sound signal input pin 7 MUTEX Speaker output mute control pin H: Mute OFF L: Mute ON 5 PLIMT 0V Gain setting pin 33k 15 3k 5 6 RSTX 0V Reset pin H: Reset OFF L: Reset ON 8 OUT1P VCC to 0V Output pin of Ch1 positive PWM signal Please connect to output LPF. *If this pin is shorted to GND, the IC may be broken. 9 BSP1P - Boot-strap pin of Ch1 positive PWM signal Please connect a capacitor to OUT1P. 10 VCCP1 - Power supply pin for Ch1 PWM signal Please connect a capacitor. 11 GNDP1 0V GND pin for Ch1 PWM signal 12 BSP1N - Boot-strap pin of Ch1 negative PWM signal Please connect a capacitor to OUT1N. 13 OUT1N VCC to 0V Output pin of Ch1 negative PWM signal Please connect to output LPF. *If this pin is shorted to GND, the IC may be broken. 14 VCCA VCC Power supply pin for Analog signal Please connect a capacitor to GND. - 15 GNDA 0V GND pin for Analog signal - 16 REGD 5.0V Internal power supply pin for Digital circuit Please connect a capacitor to GND. *The REGD terminal of BD28623MUV should not be used as external supply. Therefore, don't connect anything except for the capacitor for stabilization. 14 15 1,2,3,4,7 100k 14 15 43k 6 57k 12 9 13 8 10 17 11 14 16 15 500K |
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