SBASA30
December 2020
PCM6480-Q1
PRODUCTION DATA
1
Features
2
Applications
3
Description
4
Revision History
5
Device Comparison Table
6
Pin Configuration and Functions
7
Specifications
7.1
Absolute Maximum Ratings
7.2
ESD Ratings
7.3
Recommended Operating Conditions
7.4
Thermal Information
7.5
Electrical Characteristics
7.6
Timing Requirements:Â I2C Interface
7.7
Switching Characteristics: I2C Interface
7.8
Timing Requirements:Â SPI Interface
7.9
Switching Characteristics: SPI Interface
7.10
Timing Requirements:Â TDM, I2S or LJ Interface
7.11
Switching Characteristics: TDM, I2S or LJ Interface
7.12
Timing Requirements:Â PDM Digital Microphone Interface
7.13
Switching Characteristics: PDM Digial Microphone Interface
7.14
Timing Diagrams
7.15
Typical Characteristics
8
Detailed Description
8.1
Overview
8.2
Functional Block Diagram
8.3
Feature Description
8.3.1
Serial Interfaces
8.3.1.1
Control Serial Interfaces
8.3.1.2
Audio Serial Interfaces
8.3.1.2.1
Time Division Multiplexed Audio (TDM) Interface
8.3.1.2.2
Inter IC Sound (I2S) Interface
8.3.1.2.3
Left-Justified (LJ) Interface
8.3.1.3
Using Multiple Devices With Shared Buses
8.3.2
Phase-Locked Loop (PLL) and Clock Generation
8.3.3
Analog Input Channel Configuration
8.3.4
Reference Voltage
8.3.5
Microphone Bias
8.3.6
Input DC Fault Diagnostics
8.3.6.1
Fault Conditions
8.3.6.1.1
Input Pin Short to Ground
8.3.6.1.2
Input Pin Short to MICBIAS
8.3.6.1.3
Open Inputs
8.3.6.1.4
Short Between INxP and INxM
8.3.6.1.5
Input Pin Overvoltage
8.3.6.1.6
Input Pin Short to VBAT_IN
8.3.6.2
Fault Reporting
8.3.6.2.1
Overcurrent and Overtemperature Protection
8.3.7
Digital PDM Microphone Record Channel
8.3.8
Signal-Chain Processing
8.3.8.1
Programmable Channel Gain and Digital Volume Control
8.3.8.2
Programmable Channel Gain Calibration
8.3.8.3
Programmable Channel Phase Calibration
8.3.8.4
Programmable Digital High-Pass Filter
8.3.8.5
Programmable Digital Biquad Filters
8.3.8.6
Programmable Channel Summer and Digital Mixer
8.3.8.7
Configurable Digital Decimation Filters
8.3.8.7.1
Linear Phase Filters
8.3.8.7.1.1
Sampling Rate: 8 kHz or 7.35 kHz
8.3.8.7.1.2
Sampling Rate: 16 kHz or 14.7 kHz
8.3.8.7.1.3
Sampling Rate: 24 kHz or 22.05 kHz
8.3.8.7.1.4
Sampling Rate: 32 kHz or 29.4 kHz
8.3.8.7.1.5
Sampling Rate: 48 kHz or 44.1 kHz
8.3.8.7.1.6
Sampling Rate: 96 kHz or 88.2 kHz
8.3.8.7.1.7
Sampling Rate: 192 kHz or 176.4 kHz
8.3.8.7.1.8
Sampling Rate: 384 kHz or 352.8 kHz
8.3.8.7.1.9
Sampling Rate: 768 kHz or 705.6 kHz
8.3.8.7.2
Low-Latency Filters
8.3.8.7.2.1
Sampling Rate: 16 kHz or 14.7 kHz
8.3.8.7.2.2
Sampling Rate: 24 kHz or 22.05 kHz
8.3.8.7.2.3
Sampling Rate: 32 kHz or 29.4 kHz
8.3.8.7.2.4
Sampling Rate: 48 kHz or 44.1 kHz
8.3.8.7.2.5
Sampling Rate: 96 kHz or 88.2 kHz
8.3.8.7.2.6
Sampling Rate: 192 kHz or 176.4 kHz
8.3.8.7.3
Ultra-Low-Latency Filters
8.3.8.7.3.1
Sampling Rate: 16 kHz or 14.7 kHz
8.3.8.7.3.2
Sampling Rate: 24 kHz or 22.05 kHz
8.3.8.7.3.3
Sampling Rate: 32 kHz or 29.4 kHz
8.3.8.7.3.4
Sampling Rate: 48 kHz or 44.1 kHz
8.3.8.7.3.5
Sampling Rate: 96 kHz or 88.2 kHz
8.3.8.7.3.6
Sampling Rate: 192 kHz or 176.4 kHz
8.3.8.7.3.7
Sampling Rate: 384 kHz or 352.8 kHz
8.3.9
Automatic Gain Controller (AGC)
8.3.10
Interrupts, Status, and Digital I/O Pin Multiplexing
8.4
Device Functional Modes
8.4.1
Hardware Shutdown
8.4.2
Sleep Mode or Software Shutdown
8.4.3
Active Mode
8.4.4
Software Reset
8.5
Programming
8.5.1
Control Serial Interfaces
8.5.1.1
I2C Control Interface
8.5.1.1.1
General I2C Operation
8.5.1.1.2
I2C Single-Byte and Multiple-Byte Transfers
8.5.1.1.2.1
I2C Single-Byte Write
8.5.1.1.2.2
I2C Multiple-Byte Write
8.5.1.1.2.3
I2C Single-Byte Read
8.5.1.1.2.4
I2C Multiple-Byte Read
8.5.1.2
SPI Control Interface
8.6
Register Maps
8.6.1
Device Configuration Registers
8.6.1.1
Registers Access Type
8.6.1.2
Page 0 Registers
8.6.1.3
Page 1 Registers
8.6.2
Programmable Coefficient Registers
8.6.2.1
Programmable Coefficient Registers: Page 2
8.6.2.2
Programmable Coefficient Registers: Page 3
8.6.2.3
Programmable Coefficient Registers: Page 4
9
Application and Implementation
9.1
Application Information
9.2
Typical Application
9.2.1
Four-Channel Analog Microphone and Four-Channel PDM Microphone Simultaneous Recording Using the PCM6480-Q1
9.2.1.1
Design Requirements
9.2.1.2
Detailed Design Procedure
9.2.1.2.1
Example Device Register Configuration Script for EVM Setup
9.2.1.3
Application Curves
9.3
What To Do and What Not To Do
10
Power Supply Recommendations
11
Layout
11.1
Layout Guidelines
11.2
Layout Example
12
Device and Documentation Support
12.1
Device Support
12.1.1
Development Support
12.2
Documentation Support
12.2.1
Related Documentation
12.3
Receiving Notification of Documentation Updates
12.4
Support Resources
12.5
Trademarks
12.6
Electrostatic Discharge Caution
12.7
Glossary
13
Mechanical, Packaging, and Orderable Information
Package Options
Mechanical Data (Package|Pins)
RTV|32
MPQF166B
Thermal pad, mechanical data (Package|Pins)
Orderable Information
sbasa30_oa
sbasa30_pm
4
Revision History
DATE
REVISION
NOTES
December 2020
*
Initial release.