Datasheet

ManualsBrandsTEXAS INSTRUMENTS ManualsDev KitsPCB design board

SRC4194 Configuration Modes

3-5

Hardware Description and Configuration

Table 3−3.Hardware Mode Setup Matrix Using Switches SW1, SW2, SW4 and SW5 (x = A or B)

IFMTx0 IFMTx1 IFMTx2 OFMTx0 OFMTx1 OWLx0 OWLx1 BYPx LRGPx0 LGRPx1 DDNx DEMx0 DEMx1 MODEx0 MODEx1 MODEx2 MUTEx Function/Description

Input Port Data Format

LO LO LO 24-bit Left Justified

HI LO LO 24-bit I

LO HI LO Unused

HI HI LO Unused

LO LO HI 16-bit Right Justified

HI LO HI 18-bit Right Justified

LO HI HI 20-bit Right Justified

HI HI HI 24-bit Right Justified

Output Port Data Format

LO LO Left Justified

HI LO I

LO HI TDM

HI HI Right Justified

Output Port Word Length

LO LO 24 bits

HI LO 20 bits

LO HI 18 bits

HI HI 16 bits

Bypass Mode

LO Disabled

HI Enabled

Interpolation Filter Group Delay

LO LO Buffer 64 samples before resampling

HI LO Buffer 32 samples before resampling

LO HI Buffer 16 samples before resampling

HI HI Buffer 8 samples before resampling

Decimation Mode

LO Decimation Filter Enabled

HI Direct Downsampling Enabled

De-Emphasis Filter Function

LO LO Disabled

HI LO Enabled for fs = 48kHz

LO HI Enabled for fs = 44.1kHz

HI HI Enabled for fs = 32kHz

Input & Output Serial Port Mode

LO LO LO Input and Output Ports are Slave

HI LO LO Output Port is Master w/ RCKI =128fs

LO HI LO Output Port is Master w/ RCKI =512fs

HI HI LO Output Port is Master w/ RCKI =256fs

LO LO HI Input and Output Ports are Slave

HI LO HI Input Port is Master w/ RCKI =128fs

LO HI HI Input Port is Master w/ RCKI =512fs

HI HI HI Input Port is Master w/ RCKI =256fs

Output Soft Mute

LO Disabled

HI Enabled