PCM3168A Datasheet, PDF (1/66 Pages) Texas Instruments – 24-Bit, 96-kHz/192-kHz, 6-In/8-Out Audio Codec with Differential Input/Output

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PCM3168A
SBAS452A – SEPTEMBER 2008 – REVISED JANUARY 2016
PCM3168A 24-Bit, 96-kHz/192-kHz, 6-In/8-Out Audio Codec With Differential Input/Output
1 Features
•1 24-Bit ΔΣ ADC and DAC
• Six-ChanneL ADC:
– High Performance: Differential and Single-
Ended, f_S = 48 kHz
– THD+N: –93 dB (Differential and Single-
Ended)
– SNR: 107 dB (Differential),
104 dB (Single-Ended)
– Dynamic Range: 107 dB (Differential),
104 dB (Single-Ended)
– Sampling Rate: 8 kHz to 96 kHz
– System Clock: 256 f_S, 384 f_S, 512 f_S, 768 f_S
– Differential Voltage Input: 2 V_RMS
– Single-Ended Voltage Input: 1 V_RMS
– Decimation Filter:
– Passband Ripple: ±0.035 dB
– Stop Band Attenuation: –75 dB
– On-Chip, Highpass Filter:
0.96 Hz at f_S = 48 kHz
– Overflow Flag
• Eight-Channel DAC:
– High Performance: Differential, f_S = 48 kHz
– THD+N: –94 dB
– SNR: 112 dB
– Dynamic Range: 112 dB
– Sampling Rate: 8 kHz to 192 kHz
– System Clock: 128 f_S, 192 f_S, 256 f_S, 384 f_S,
512 f_S, 768 f_S
– Differential Voltage Output: 8 V_PP
– Analog Lowpass Filter Included
– 4x/8x Oversampling Digital Filter:
– Passband Ripple: ±0.0018 dB
– Stop Band Attenuation: –75 dB
– Zero Flag
• Flexible Mode Control:
– Four-Wire SPI™, Two-Wire I²C™ Compatible
Serial Control Interface or Hardware Control
• Multi Functions Through SPI or I2C I/F:
– Audio I/F Mode and Format Select for ADC
and DAC
– Digital Attenuation and Soft Mute for ADC and
DAC
– Digital De-Emphasis: 32, 44.1, and 48 kHz for
DAC
1
• Multi Functions Through H/W Control:
– Audio I/F Mode/Format Select
– Digital De-Emphasis Filter: 44.1 kHz for DAC
• External Reset Pin:
– ADC/DAC Simultaneous
• Audio Interface Mode:
– ADC/DAC Independent Master and Slave
• Audio Data Format:
– ADC/DAC Independent I²S™, Left-Justified,
Right-Justified, DSP, TDM
• Power Supplies: 5 V for Analog and 3.3 V for
Digital
• Package: HTQFP-64
• Operating Temperature Range:
– Consumer Grade: –40°C to 85°C
– Automotive Audio Grade: –40°C to 105°C
2 Applications
• Car Audio External Amplifiers
• Car Audio AVN Applications
• Home Theaters
• AV Receivers
3 Description
The PCM3168A device is a high-performance, single-
chip, 24-bit, 6-in/8-out, audio coder and decoder
(codecs) with single-ended and differential-selectable
analog inputs and differential outputs.
Device Information⁽¹⁾
PART NUMBER PACKAGE
BODY SIZE (NOM)
PCM3168A
HTQFP (64) 10.00 mm x 10.00 mm
(1) For all available packages, see the orderable addendum at
the end of the data sheet.
Simplified Application Diagram
DSP
6 Channel
Differential
Analog Audio
Source
Input
Filters
PCM3168A
x4 ^TAS5424
C-Q1
x4
Output
Filters
TAS5424
x4 _C-Q1
x4
An IMPORTANT NOTICE at the end of this data sheet addresses availability, warranty, changes, use in safety-critical applications,
intellectual property matters and other important disclaimers. PRODUCTION DATA.