CS42435 Datasheet, PDF (7/58 Pages) Cirrus Logic – 108 dB, 192 kHz 4-In, 8-Out TDM CODEC

AUX_SCLK
AUX_SDIN
AOUT1 +,-
AOUT2 +,-
AOUT3 +,-
AOUT4 +,-
AOUT5 +,-
AOUT6 +,-
AOUT7 +,-
AOUT8 +,-
TSTN
AGND
VQ
VA
AIN1 +,-
AIN2 +,-
AIN3 +,-
AIN4 +,-
FILT+
CS42435
16 Auxiliary Serial Clock (Output) - Serial clock for the Auxiliary serial audio interface.
17
Auxiliary Serial Input (Input) - The 42435 provides an additional serial input for two’s comple-
ment serial audio data.
20,19
21,22
24,23
25,26
28,27
29,30
Differential Analog Output (Output) - The full-scale differential analog output level is specified in
the Analog Characteristics specification table. Each positive leg of the differential outputs may
also be used single-ended.
32,31
33,34
49,50 Test In - These pins are inputs used for test purposes only. They must be tied to ground for nor-
51,52 mal operation.
35,48 Analog Ground (Input) - Ground reference for the analog section.
36 Quiescent Voltage (Output) - Filter connection for internal quiescent reference voltage.
37,46 Analog Power (Input) - Positive power supply for the analog section.
39,38 _{Differential Analog Input (Input) - Signals are presented differentially to the delta-}
41,40
43,42
sigma modulators. The full-scale input level is specified in the Analog Characteristics
45,44 ^{specification table.}
47
Positive Voltage Reference (Output) - Positive reference voltage for the internal sampling cir-
cuits.
DS685F1
7