AK4104

[AK4104] AK4104 192kHz 24-Bit 3.3V DIT GENERAL DESCRIPTION The AK4104 is a digital audio interface transmitter (DIT) which supports data rate up to 192kHz sample rate operation. The AK4104 encodes and transmits audio data according to the AES3, IEC60958, S/PDIF & EIAJ CP1201 interface standards. The AK4104 accepts audio and digital data, which is then encoded. The audio serial port supports four formats. FEATURES † Sampling Rate up to 192kHz † Support AES3, IEC60958, S/PDIF & EIAJ CP1201 Consumer Formats † Generates Parity Bits † 1-channel Transmission Output † 42-bit Channel Status Buffer † Supports Multiple Clock Frequencies: 128/192/256/384/512/768/1024/1536fs † Supports Left/Right justified and I2S Audio Formats † Easy to use 4 wire/3 wire Serial Host Interface † CMOS Input Level † Power Supply: 2.7 to 3.6V † Small Package: 16pin TSSOP † Temperature Range of -20 to 85 °C MS0642-E-01 -1- 2010/09 CSN CCLK CDTI CDTO µP Interface MCLK Prescaler VDD VSS SDTI1 LRCK BICK CSN CCLK CDTI Audio Data Interface Biphase Encoder TX PDN Figure 1. AK4104 Block Diagram (Mode= “0”) µP Interface MCLK Prescaler VDD VSS SDTI2 SDTI1 LRCK BICK Audio Data Interface Biphase Encoder TX PDN Figure 2. AK4104 Block Diagram (Mode= “1”) [AK4104] MS0642-E-01 -2- 2010/09 ■ Ordering Guide AK4104ET AKD4104 ■ Pin Layout MCLK BICK SDTI1 LRCK PDN CSN CCLK CDTI −20 ∼ +85°C 16pin TSSOP (0.65mm pitch) Evaluation Board for AK4104 1 16 TX 2 15 CDTO/ SDTI2 3 14 VDD 4 AK4104 13 VSS ...