LC78845Q

Ordering number : EN*5236 CMOS LSI LC78845Q Sample Rate Converter for Digital Audio Preliminary Overview The LC78845Q is a synchronous sample rate converter for digital audio signals. Package Dimensions unit: mm 3156-QFP48E [LC78845Q] Features Converts data sampled at 32 or 48 kHz to 44.1-kHz sampled data. Passes 44.1-kHz sampled data trough without change. Supports 384fs and 512fs system clock rates. 8× oversampling filters Soft muting function Built-in PLL circuit SANYO: QIP48E Specifications Absolute Maximum Ratings at Ta = 25°C Parameter Maximum supply voltage I/O voltages Operating temperature Storage temperature Symbol VDD max VI, VO Topr Tstg Conditions Ratings –0.3 to +7.0 –0.3 to VDD + 0.3 –30 to +70 –55 to +125 Unit V V °C °C DC Characteristics Parameter Input voltage range Input high-level voltage Input low-level voltage Output high-level voltage Output low-level voltage Symbol VIN VIH VIL VOH VOL IOH = –1 µA IOL = 1 µA VDD – 0.05 VSS + 0.05 Ta = –30 to +70°C Conditions min 0 0.7 VDD 0.3 VDD typ max VDD Unit V V V V V This LSI can easily use CCB that is SANYO’s original bus format. CCB is a trademark of SANYO ELECTRIC CO., LTD. CCB is SANYO’s original bus format and all the bus addresses are controlled by SANYO. SANYO Electric Co.,Ltd. Semiconductor Bussiness Headquarters TOKYO OFFICE Tokyo Bldg., 1-10, 1 Chome, Ueno, Taito-ku, TOKYO, 110-0005 JAPAN 22896HA (OT) No. 5236-1/10 LC78845Q AC Characteristics 1. Audio data input Parameter BCLKI...