CS4340-KS Cirrus Logic Inc, CS4340-KS Datasheet - Page 14

• Manufacturer Part Number: CS4340-KS
• Description: D/A Converter (D-A) IC
• Manufacturer: Cirrus Logic Inc

Specifications of CS4340-KS

• Resolution (bits): 24bit
• Data Interface: Serial
• No. Of Pins: 16
• Update Rate: 96kSPS
• Mounting Type: Surface Mount
• Peak Reflow Compatible (260 C): No
• Supply Voltage Max: 5V
• No. Of Bits: 24 Bit
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

14
2.
Pin Name
RST
SDATA
SCLK
DEM1
DEM0
LRCK
MCLK
DIF1
DIF0
FILT+
VQ
REF_GND
AOUTR
AOUTL
AGND
VA
MUTEC
PIN DESCRIPTION
10
12
15
13
14
16
11
#
1
2
3
3
8
4
5
6
7
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.
De-emphasis Control (Input) - Selects the standard 15 µs/50 µs digital de-emphasis filter
response for 44.1 kHz sample rate.
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.
Positive Voltage Reference (Output) - Positive voltage reference for the internal sampling cir-
cuits.
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 Charac-
teristics 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.
SCLK/DEM1
SDATA
MCLK
LRCK
DEM0
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+
CS4340
DS297F3