CS4341_05 Datasheet, PDF (15/34 Pages) Cirrus Logic – 24-Bit, 96 kHz Stereo DAC with Volume Control

CS4341
2. PIN DESCRIPTION
RST 1
SDATA 2
SCLK 3
LRCK 4
MCLK 5
SCL/CCLK 6
SDA/CDIN 7
AD0/CS 8
16 MUTEC
15 AOUTA
14 VA
13 AGND
12 AOUTB
11 REF_GND
10 VQ
9 FILT+
Pin Name
RST
SDATA
SCLK
LRCK
MCLK
SCL/CCLK
SDA/CDIN
AD0/CS
FILT+
VQ
REF_GND
AOUTB
AOUTA
AGND
VA
MUTEC
# Pin Description
1 Reset (Input) - Powers down device and resets registers to their default settings.
2 Serial Audio Data (Input) - Input for two’s complement serial audio data.
3 Serial Clock (Input) -Serial clock for the serial audio interface.
4 Left Right Clock (Input) - Determines which channel, Left or Right, is currently active on the
serial audio data line.
5 Master Clock (Input) - Clock source for the delta-sigma modulator and digital filters.
6 Serial Control Port Clock (Input) - Serial clock for the control port interface.
7 Serial Control Data I/O (Input/Output) - Input/Output for I²C data. Input for SPI data.
8 Address Bit / Chip Select (Input) - Chip address bit in I²C Mode. Control signal used to select
the chip in SPI mode.
9 Positive Voltage Reference (Output) - Positive voltage reference for the internal
sampling circuits.
10 Quiescent Voltage (Output) - Filter connection for internal quiescent reference voltage.
11 Reference Ground (Input) - Ground reference for the internal sampling circuits.
12 Analog Outputs (Output) - The full-scale analog output level is specified in the
15 ^{Analog Characteristics table.}
13 Analog Ground (Input)
14 Power (Input) - Positive power for the analog, digital, and serial audio interface sections.
16 Mute Control (Output) - Control signal for an optional mute circuit.
DS298F5
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