LC823450 datasheet(3/112 Pages) ONSEMI

3 / 112 page

LC823450

www.onsemi.com

• Bluetooth Protocol Stack Available3

• Other Audio Functions Available:

♦ 6band Equalizer (EQ3)

♦ Volume, Mute

♦ Level Meter

♦ Audio Timer w/ interrupt generation

♦ 16/24/32bit 192 kHz PCM I/F (2ch

×2).

Master/slave, I2S

♦ SSRC (Synchronous Sampling Rate Converter)

0.25 to 64 conversion capable

♦ ASRC (Asynchronous Sampling Rate Converter)

jitter reducing function supporting USB audio class

and Bluetooth streaming

♦ Beep generator

♦ Digital Microphone I/F (2ch

×1)

♦ 16bit Audio DAC (2ch)

w/ Class−D Amplifier for Head Phone (2ch).

Need external LC LPF

• Audio Clock Generation

♦ Dedicated PLL for audio(PLL2:1 V and PLL3:3 V

operation integrated)

♦ Selectable PLL reference clock

XT1 (1 to 50 MHz Main xtal)

XTRTC (32.768 KHz RTC xtal)

PCM I/F MCLK

0 (/MCLK1), BCK0, BCK1

• Power Supply

♦ Typical voltage:

− LOGIC(Vdd1), XT1(VddXT1),

PLL1(AVddPLL1), PLL2(AVddPLL2) = 1.0 V

− PLL3(AVddPLL3) = 3.3 V

− RTC(VddRTC) = 1.0 V

− I/O(Vdd2) = 1.8 V or 3.3 V

− SD0(VddSD0) = 1.8 V or 3.3 V

− SD1(VddSD1) = 1.8 V or 3.3 V

− SD2(VddSD2) = 1.8 V or 3.3 V

− S−Flash I/F(VddQSPI) = 1.8 V or 3.3 V

− ADC(AVddADC) = 3.3 V

− USB PHY1(AVddUSBPHY1, DVddUSBPHY1)

= 1.0 V(w/o USB connection) or

1.2 V (w/ USB connection)

− USB PHY2(AVddUSBPHY2) =

2.8 V (w/o USB connection) or

3.3 V (w/ USB connection)

− Class−D Amplifier(AVddDAMPL,AVddDAMPR)

= 1.2 V

The product name for which Bluetooth Protocol Stack is available is determined. Please contact our representative for license fee for the

Stack.

LC823450 Scheda tecnica(PDF) 3 Page - ON Semiconductor

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