SGTL5000: Ultra-Low-Power Audio Codec
Overview
Features
Features
Analog Inputs
- Stereo Line In
- Support for external analog input
- Codec bypass for low power
- MIC
- MIC bias provided
- Programmable MIC gain
- Auto volume control
- ADC
- 85 dB SNR and -70 dB THD+N (VDDA=1.8 V)
- 93 dB SNR and -73 dB THD+N (VDDA = 3.3 V)
Analog Outputs
- DAC/Line Out
- 100 dB SNR and -85 dB THD+N (VDDA=3.3 V)
- DAP/HP Output
- 98 dB SNR and -80 dB THD+N(VDDA=1.8 V 16 Ohm load, DAC to headphone)
- 45 mW max into 16 Ohm load @ 3.3 V
- Capless design
- Very good PSRR without Lin Reg.
- Only two external components needed for digital playback
- Ramped digital volumes
- Popless volume
- 0.5 db analog volume steps (0 db to – 64 db)
Digital I/O
- I2S port to allow routing to applications processor
- Standard sample rates supported: 8 ks, 16 ks, 32 ks, 48 ks, 9.6 kHz, 11.25 khz, 22.05 ks, 44.1 ks
Integrated Digital Audio Processing
- Surround, bass, tone control/parametric equalizer/graphic equalizer
Clocking/Control
- PLL allows input of 6.144 MHz to 27 Mhz
- Standard audio clocks derived from PLL
Power Supplies
- Operates from 1.62 V to 3.6 V to maximize performance while minimizing power consumption
Package
- 3 mm x 3 mm 20-pin QFN
- 5 mm x 5 mm 32-pin QFN
Product Longevity
- This product is included in NXP ®.s product longevity program, with assured supply for a minimum of 10 years after launch
Development Boards and Designs
IMX35PDK:i.MX35 Product Development Kit (PDK)
MCIMX51EVKJ:i.MX51 Evaluation Kit
MCIMX28EVKJ:i.MX28 Evaluation Kit
KITSGTL5000EVBE:Evaluation Kit - SGTL5000, Low Power Stereo CodecDevelopment Boards and Designs
IMX35PDK:i.MX35 Product Development Kit (PDK)MCIMX51EVKJ:i.MX51 Evaluation KitMCIMX28EVKJ:i.MX28 Evaluation KitKITSGTL5000EVBE:Evaluation Kit - SGTL5000, Low Power Stereo Codec
Linux® Point of Sale (POS) Reader
IMX53QSB:i.MX53 Quick Start Board
IMX50EVK:i.MX50 Evaluation Kit
TWR-K24F120M:Kinetis® K24 120 MHz MCU Tower® System Module
FRDM-K22F:NXP Freedom Development Platform for Kinetis® K22 MCUs
MPC5645S-DEMO-V2:MPC5645S Development Board
IMX25PDK:i.MX25 Product Development Kit.
Benefits
- High performance at low power for DAC-to-HP
- 101 dB SNR @
< 9.3 mW
Extremely low power modes - 98 dB SNR @
< 4 mW
Small PCB footprint - 3 mm x 3 mm QFN
Allows for no-cost system customization
- 101 dB SNR @
< 9.3 mW