CRD-5376 Cirrus Logic Inc, CRD-5376 Datasheet - Page 20

• Manufacturer Part Number: CRD-5376
• Description: Audio Modules & Development Tools Ref Bd LP Mlt-Ch Decimation Filter
• Manufacturer: Cirrus Logic Inc

Specifications of CRD-5376

• Description/function: Audio D/A
• Operating Supply Voltage: 3.3 V
• Product: Audio Modules
• Supply Current: 300 mA
• For Use With/related Products: CS3301A, CS3302A, CS4373A, CS5371A, CS5372A, CS5376A
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Data is collected through the SD port.
Modulator ∆Σ data is input through the modulator interface.
Test DAC ∆Σ data is generated by the test bit stream generator.
Amplifier, modulator, test DAC and analog switch digital pins are controlled by the GPIO port.
20
SD Port Signals
SDTKI
SDRDYz
SDCLK
SDDAT
SDTKO
Modulator Signals
MCLK
MCLK/2
MSYNC
MDATA[1..4]
MFLAG[1..4]
Test Bit Stream Signals Description
TBSDATA
TBSCLK
GPIO Signals
GPIO[0..1]:MUX[0..1]
GPIO[2..4]:GAIN[0..2]
GPIO[5..7]:MODE[0..2]
GPIO[8]:PWDN
GPIO[9..11]:SW[0..2]
Description
Token input to initiate an SD port transaction
Data ready acknowledge, active low
Serial clock input
Serial data output
Token output (unused on CRD5376)
Modulator clock output
Modulator clock output, half-speed
Modulator synchronization output
Modulator delta-sigma data inputs
Modulator over-range flag inputs
Description
Test DAC delta-sigma data output
Test DAC clock output (unused on CRD5376)
Description
Amplifier input mux selection
Amplifier gain / test DAC attenuation
Test DAC mode selection
Amplifier / modulator power down
Analog switch control
CRD5376
DS612RD2