LC75056PE CMOS LSI www.onsemi.com Car Audio DSP with Bongiovi DPS Overview LC75056PE is a Digital Sound Processor which integrates audio signal processor, A/D, D/A, and volume into a single chip which are the prerequisites for car audio DSP. Programs are downloaded from internal Flash ROM into DSP RAM. (Caution) On-board programming to the Flash ROM of LC75056PE is not available. (Data is programmable only before delivery by Our company.) PQFP100 14x20 / QIP100E Hardware overview specification Parameter Note Analog input (stereo) Balanced x2, Single x1 or Balanced x1, Single x3 Analog input (monaural) Balanced x2, Single x1 or Balanced x1, Single x3 ADC 24bit 2 stereo ch, 2 monaural ch DAC 24bit + EVR 3 stereo ch Digital input (IIS) Maximum 5 stereo ch (slave) Digital output (IIS) Maximum 4 stereo ch (master) Input through output 1 stereo ch Sampling rate converter (SRC) Maximum 4 stereo ch (3 or 4 ch Synchronous input) 2 Main microcontroller serial interface Serial interface (I C or SPI) DSP (24bit) 220MIPS (DSP 2 Core: operation at 110MHz) Supply voltage Logic (DSP) : 1.5V PLL circuit : 3.3V Crystal oscillation, digital I/O power supply : 3.3V CODEC analog power supply : 3.3V 2 * I C Bus is a trademark of Philips Corporation. * This product is licensed from Bongiovi Acoustics, Inc. and Silicon Storage Technology, Inc. (USA). ORDERING INFORMATION See detailed ordering and shipping information on page 28 of this data sheet. Semiconductor Components Industries, LLC, 2015 1 Publication Order Number : March 2015 - Rev. 2 LC75056PE/D LC75056PE Specifications Absolute Maximum Ratings at Ta = 25C, DV 1 to 3 = COAV 1 to 6 =AVB = XV = AVCOV = 0V SS SS SS SS Parameter Symbol Applicable pins Ratings Unit Maximum supply voltage V max1 CODEC power supply pin 0.3 to +3.9 V DD V max2 Power supply pin for oscillation circuit 0.3 to +3.9 V DD Digital 3.3V power supply pin 0.3 to +3.9 V V max3 Logic (DSP) 0.3 to +1.8 V DD Maximum input voltage V 1 CODEC Analog input pin 0.3 to V max1 +0.3 V IN DD V 2 Oscillation circuit input pin, TEST setting IN 0.3 to V max2 +0.3 V DD input pin V 3 Digital input pin 0.3 to +6.0 V IN Maximum output current I All output pin 6.0 mA O Allowable power dissipation Pd max Ta = 85 C (Note 1) 900 mW Operating temperature Topr 40 to +85 C Storage temperature Tstg 55 to +125 C Note 1: For a chip mounted on a reference board. (board size: 105 75 1.6mm 4-layer) Stresses exceeding those listed in the Maximum Ratings table may damage the device. If any of these limits are exceeded, device functionality should not be assumed, damage may occur and reliability may be affected. Allowable Operating Range at Ta = 40 to 85C, DV 1 to 3 = COAV 1 to 6 =AVB = XV = AVCOV = 0V SS SS SS SS Parameter Symbol Applicable pins min typ max Unit Supply voltage AV CODEC power supply pin DD 3.14 3.3 3.47 V CODEC ANALOG Supply voltage DV 33 Power supply pin for oscillation circuit DD 3.14 3.3 3.47 V XTAL, DSP IO Digital 3.3V power supply pin Supply voltage AVCOV Power supply pin for PLL DD 3.14 3.3 3.47 V PLL Supply voltage DV Power supply pin for Logic DD 1.43 1.5 1.58 V Logic Input high level voltage V 1 All digital input pin except for XIN 5.5 IH 2.0 V *1 Input high level voltage V2 XIN 2.0 DV 33 V IH DD Input low level voltage V 1 All digital input pin 0 0.8 V IL Crystal oscillation frequency Fosc XIN, XOUT (fs = 44.1kHz) *2 11.2896 MHz (256fs) *1) Only when power is supplied to all the power supplies, you can supply power to input pin up to 5.5V. When the power is turned off, only supply the power up to 3.6V. *2) Crystal for oscillator CI value: CI 150 The evaluation by the crystal supplier is recommended. Functional operation above the stresses listed in the Recommended Operating Ranges is not implied. Extended exposure to stresses beyond the Recommended Operating Ranges limits may affect device reliability. www.onsemi.com 2