CDB4340A Cirrus Logic Inc, CDB4340A Datasheet - Page 4

• Manufacturer Part Number: CDB4340A
• Description: EVALUATION BOARD FOR CS4340A
• Manufacturer: Cirrus Logic Inc
• Series: Popguard®r

Specifications of CDB4340A

• Number Of Dac's: 2
• Number Of Bits: 24
• Outputs And Type: 2, Single Ended
• Sampling Rate (per Second): 192k
• Data Interface: Serial
• Dac Type: Voltage
• Voltage Supply Source: Single
• Operating Temperature: -10°C ~ 70°C
• Utilized Ic / Part: CS4340A
• Description/function: Audio D/A
• Operating Supply Voltage: 5 V
• Product: Audio Modules
• For Use With/related Products: CS4340A
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Contains lead / RoHS non-compliant

1. PIN DESCRIPTION
4
Pin Name
RST
SDIN
SCLK
LRCK
MCLK
DIF1
DIF0
DEM
FILT+
VQ
REF_GND
AOUTR
AOUTL
AGND
VA
MUTEC
10
11
12
15
13
14
16
#
1
2
3
4
5
6
7
8
9
Pin Description
Reset (Input) - Powers down device.
Serial Audio Data (Input) - Input for two’s complement serial audio data.
Serial Clock (Input) -Serial clock for the serial audio interface.
Left Right Clock (Input) - Determines which channel, Left or Right, is currently active on the
serial audio data line.
Master Clock (Input) - Clock source for the delta-sigma modulator and digital filters.
Digital Interface Format (Input) - Defines the required relationship between the Left Right
Clock, Serial Clock and Serial Audio Data.
De-emphasis Control (Input) - Selects the standard 15µs/50µs digital de-emphasis filter
response for the 44.1 kHz sample rate.
Positive Voltage Reference (Output) - Positive voltage reference for the internal
sampling circuits.
Quiescent Voltage (Output) - Filter connection for internal quiescent reference voltage.
Reference Ground (Input) - Ground reference for the internal sampling circuits.
Analog Outputs (Output) - The full scale analog output level is specified in the
Analog Characteristics table.
Analog Ground (Input)
Power (Input) - Positive power for the analog, digital and serial audio interface sections.
Mute Control (Output) - Control signal for an optional mute circuit.
MCLK
LRCK
SCLK
SDIN
DEM
DIF1
DIF0
RST
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
MUTEC
AOUTL
VA
AGND
AOUTR
REF_GND
VQ
FILT+
CS4340A
DS590F2