SLASFM6 October   2026 TAS2573

ADVANCE INFORMATION  

  1.   1
  2. 1 Features
  3. 2 Applications
  4. 3 Description
  5. 4 Pin Configuration and Functions
  6. 5 Specifications
    1. 5.1 Absolute Maximum Ratings
    2. 5.2 ESD Ratings
    3. 5.3 Recommended Operating Conditions
    4. 5.4 Thermal Information
    5. 5.5 Electrical Characteristics
    6. 5.6 Timing Requirements
    7. 5.7 Timing Diagrams
    8. 5.8 Typical Characteristics
  7. 6 Detailed Description
    1. 6.1 Overview
    2. 6.2 Functional Block Diagram
    3. 6.3 Device Functional Modes
      1. 6.3.1 Operational Modes
        1. 6.3.1.1 Hardware Shutdown
        2. 6.3.1.2 Software Power Modes Control and Software Reset
        3. 6.3.1.3 Efficiency and power saving modes
          1. 6.3.1.3.1 Noise Gate
          2. 6.3.1.3.2 Music Efficiency Mode
          3. 6.3.1.3.3 VDD Y-bridge
          4. 6.3.1.3.4 Class-H Boost
        4. 6.3.1.4 2S Battery Mode
        5. 6.3.1.5 Low voltage battery mode
        6. 6.3.1.6 External PVDD Mode
      2. 6.3.2 Faults and Status
        1. 6.3.2.1 Interrupt generation and clearing
    4. 6.4 Feature Description
      1. 6.4.1 PurePath™ Console 3 Software
      2. 6.4.2 Playback Signal Path
        1. 6.4.2.1 Digital Signal Processor
          1. 6.4.2.1.1 Algorithm Blocks
          2. 6.4.2.1.2 Algorithm Features
          3. 6.4.2.1.3 Factory Calibration
        2. 6.4.2.2 Digital Volume Control and Amplifier Output Level
        3. 6.4.2.3 High Pass Filter
        4. 6.4.2.4 Class-D Amplifier
        5. 6.4.2.5 Supply Tracking Limiters with Brown Out Prevention
          1. 6.4.2.5.1 Voltage Limiter and Clipping protection
        6. 6.4.2.6 Tone Generator
      3. 6.4.3 Digital Audio Serial Interface
      4. 6.4.4 Boost
      5. 6.4.5 Speaker current and voltage (IV) sensing
      6. 6.4.6 Supply Voltage Monitors
      7. 6.4.7 Thermal Protection
      8. 6.4.8 Clocks and PLL
        1. 6.4.8.1 Auto clock based wakeup and clock errors
      9. 6.4.9 Digital IO pins
    5. 6.5 Programming
      1. 6.5.1 I2C Control Interface
      2. 6.5.2 I2C Address Selection
      3. 6.5.3 General I2C Operation
      4. 6.5.4 I2C Single-Byte and Multiple-Byte Transfers
      5. 6.5.5 I2C Single-Byte Write
      6. 6.5.6 I2C Multiple-Byte Write
      7. 6.5.7 I2C Single-Byte Read
      8. 6.5.8 I2C Multiple-Byte Read
  8. 7 Register Maps
    1. 7.1 PAGE_0 Registers
    2. 7.2 PAGE_1 Registers
  9. 8 Application and Implementation
    1. 8.1 Application Information
    2. 8.2 Typical Application
      1. 8.2.1 Design Requirements
      2. 8.2.2 Detailed Design Procedure
        1. 8.2.2.1 Mono/Stereo Configuration
        2. 8.2.2.2 Boost Converter Passive Devices
        3. 8.2.2.3 EMI Passive Devices
        4. 8.2.2.4 Miscellaneous Passive Devices
      3. 8.2.3 Application Performance Plots
      4. 8.2.4 What to Do and What Not to Do
    3. 8.3 Power Supply Recommendations
    4. 8.4 Layout
      1. 8.4.1 Layout Guidelines
      2. 8.4.2 Layout Example
  10. 9 Revision History
  11. 10Device and Documentation Support
    1. 10.1 Documentation Support
      1. 10.1.1 Related Documentation
    2. 10.2 Receiving Notification of Documentation Updates
    3. 10.3 Support Resources
    4. 10.4 Trademarks
    5. 10.5 Electrostatic Discharge Caution
    6. 10.6 Glossary
  12. 11Mechanical, Packaging, and Orderable Information
    1. 11.1 Package Option Addendum
    2. 11.2 Tape and Reel Information

5.5 Electrical Characteristics

TA = 25 °C, VBAT = 3.6 V, VBAT2S = 7.2V (2S mode enabled), PVDD = 12 V ( External PVDD mode enabled), VDD = 1.8 V, IOVDD = 1.8V RL = 8Ω + 33µH, LBOOST = 1µH, fin = 1 kHz, fs = 48 kHz, Gain = 21dBV, BST_ILIM (1S Boost mode) = 5.1A, BST_ILIM (2S Boost mode) = 5.1A, SDZ = 1, VBAT_BIAS_SEL2 = 10 for low voltage Battery mode, Noise Gate mode disabled, Measured filter free with an Audio Precision with a 22 Hz to 20 kHz un-weighted bandwidth (unless otherwise noted).
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
AMPLIFIER PERFORMANCE - 15V INTERNAL BOOST 1S Mode
POUT Maximum Continuous Output Power - 1% THDN RL = 8 Ω + 33 µH 7.0 W
RL = 8 Ω + 33 µH, VBAT = 4.4V 8.5 W
RL = 6 Ω + 33 µH 7.3 W
RL = 4 Ω + 33 µH 7.2 W
RL = 4 Ω + 33 µH, VBAT = 4.4V 8.8 W
POUT Maximum Continuous Output Power - 1% THDN, Low voltage battery mode RL = 8 Ω + 33 µH 7.0 W
RL = 8 Ω + 33 µH, VBAT = 4.4V 8.5 W
POUT Maximum Continuous Output Power - 10% THDN RL = 8 Ω + 33 µH, VBAT = 4.4V 10.7 W
RL = 6 Ω + 33 µH, VBAT = 4.4V 10.6 W
RL = 4 Ω + 33 µH, VBAT = 4.4V 10.6 W
ηSYSTEM_0.5W System Efficiency at POUT = 0.5W RL = 8 Ω + 33 µH 86.6 %
RL = 8 Ω + 33 µH, VBAT = 4.4V 86.1 %
RL = 4 Ω + 33 µH 84.8 %
RL = 4 Ω + 33 µH, VBAT = 4.4V 84.5 %
ηSYSTEM_1W System Efficiency at POUT = 1.0W RL = 8 Ω + 33 µH 85.5 %
RL = 8 Ω + 33 µH, VBAT = 4.4V 88.1 %
RL = 4 Ω + 33 µH 85.2 %
RL = 4 Ω + 33 µH, VBAT = 4.4V 86.7 %
ηSYSTEM_1W System Efficiency at POUT = 1.0W, Low voltage battery mode. RL = 8 Ω + 33 µH 86.6 %
RL = 8 Ω + 33 µH, VBAT = 4.4V 87.7 %
ηSYSTEM_MAX_POUT System Efficiency at 1% THD+N power Level RL = 8 Ω + 33 µH 79.4 %
ηSYSTEM_MAX_POUT System Efficiency at 1% THD+N power Level RL = 4 Ω + 33 µH 76.3 %
VN Idle channel Noise A-Weighted, Gain = 6dBV (Receiver Mode), DAC-Running 4.2 µV
A-Weighted, Gain = 21dBV (Speaker Mode), DAC-Running 14.2 µV
DNR Dynamic Range A-Weighted, -60 dBFS Method, RL = 8 Ω + 33 µH, Gain = 6dBV (Receiver Mode) 114.0 dB
A-Weighted, -60 dBFS Method, RL = 8 Ω + 33 µH, Gain = 21dBV (Speaker Mode) 114.0 dB
THD+N Total Harmonic distortion + Noise POUT = 1 W, RL = 8 Ω + 33 µH 0.003 %
POUT = 1 W, RL = 4 Ω + 33 µH 0.005 %
POUT = 0.25 W, RL = 8 Ω + 33 µH, Gain = 6dBV (Receiver Mode) 0.003 %
KCP Click and pop performance All dynamic power up/downs of audio channel except for faults. Includes in/out of mute, power up and power down, noise gate mode entry and exit. Measured as peak A-weighted voltage. RL = 8 Ω + 33 µH, Input = digital silence –68 dBV
BW Amplifier input signal Bandwidth fs ≥ 96ksps, Gain error < Pass-Band Ripple 45 kHz
VFS Full scale equivalent Voltage Measured at -6dBFS Input 11.2 VRMS
Measured at -6dBFS Input, Gain = 6dBV (Receiver Mode) 2.00 VRMS
AGAIN Audio channel Gain programmability range Gain programmability in steps of 0.5dB 0 21 dBV
AGAIN_ERR Amplifier Gain error POUT = 1W ±0.1 dB
POUT = 0.25W, Gain = 6dBV (Receiver Mode) ±0.1 dB
VOS Output Offset Voltage Idle channel –1 1 mV
Idle channel, Gain = 6dBV (Receiver Mode) –1 1 mV
FPWM Class-D PWM switching Frequency Average clock frequency with SSM mode 384 kHz
PSRRVBAT VBAT power-supply rejection ratio VBAT = 3.6 V + 200 mVpp, fripple = 217 Hz 115 dB
VBAT = 3.6 V + 200 mVpp, fripple = 1 kHz 115 dB
VBAT = 3.6 V + 200 mVpp, fripple = 20 kHz 85 dB
PSRRVDD VDD power-supply rejection ratio VDD = 1.8 V + 200 mVpp, fripple = 217 Hz 110 dB
VDD = 1.8 V + 200 mVpp, fripple = 1 kHz 110 dB
VDD = 1.8 V + 200 mVpp, fripple = 20 kHz 90 dB
MUTE_ATTN Mute Attenuation Device is MUTE mode. DAC modulator running 114 dB
AMPLIFIER PERFORMANCE - INTERNAL BOOST 2S Mode
POUT_BOOST_2S Maximum Continuous Output Power - 1% THDN RL = 8 Ω + 33 µH 10.4 W
RL = 8 Ω + 33 µH, VBAT2S = 8.4V 10.7 W
RL = 6 Ω + 33 µH 12.1 W
RL = 4 Ω + 33 µH 13.2 W
RL = 4 Ω + 33 µH, VBAT2S = 8.4V 15.0 W
ηSYSTEM_0.5W_2S System Efficiency at POUT = 0.5W RL = 8 Ω + 33 µH 85.1 %
RL = 8 Ω + 33 µH, VBAT2S= 8.4V 85.7 %
RL = 4 Ω + 33 µH 83.5 %
RL = 4 Ω + 33 µH, VBAT2S = 8.4V 82.7 %
ηSYSTEM_1W_2S System Efficiency at POUT = 1.0W RL = 8 Ω + 33 µH 89.2 %
RL = 8 Ω + 33 µH, VBAT2S = 8.4V 89.5 %
RL = 4 Ω + 33 µH 86.2 %
RL = 4 Ω + 33 µH, VBAT2S = 8.4V 85.8 %
ηSYSTEM_MAX_POUT_2S System Efficiency at 1% THD+N power Level RL = 8 Ω + 33 µH 87.5 %
RL = 8 Ω + 33 µH, VBAT2S= 8.4V 88.4 %
RL = 4 Ω + 33 µH 82.1 %
RL = 4 Ω + 33 µH, VBAT2S = 8.4V 82.9 %
VN_2S Idle channel Noise A-Weighted, Gain = 6dBV (Receiver Mode), DAC-Running 4.2 µV
A-Weighted, Gain = 21dBV (Speaker Mode), DAC-Running 14.1 µV
DNR_2S Dynamic Range A-Weighted, -60 dBFS Method, Gain = 6dBV (Receiver Mode) 114.0 dB
A-Weighted, -60 dBFS Method, Gain = 21dBV (Speaker Mode) 115.6 dB
THD+N_2S Total Harmonic distortion + Noise POUT = 1 W, RL = 8 Ω + 33 µH, fin = 1 kHz 0.003 %
POUT = 1 W, RL = 4 Ω + 33 µH, fin = 1 kHz 0.003 %
POUT = 0.25 W, RL = 8 Ω + 33 µH, fin = 1 kHz, Gain = 6dBV (Receiver Mode) 0.005 %
KCP_2S Click and pop performance All dynamic power up/downs of audio channel except for faults. Includes In/Out of Mute, Power Up and power Down, Noise Gate mode entry and Exit. Measured at Peak A-weighted Voltage. RL = 8 Ω + 33 µH, Input = Digital silence. –68 dBV
PSRRVBAT2S VBAT2S power-supply rejection ratio VBAT2S = 7.2 V + 200 mVpp, fripple = 217 Hz 115 dB
VBAT2S = 7.2 V + 200 mVpp, fripple = 1 kHz 115 dB
VBAT2S = 7.2 V + 200 mVpp, fripple = 20 kHz 90 dB
PSRRVBAT_2S VBAT power-supply rejection ratio VBAT = 3.6 V + 200 mVpp, fripple = 217 Hz 115 dB
VBAT = 3.6 V + 200 mVpp, fripple = 1 kHz 115 dB
VBAT = 3.6 V + 200 mVpp, fripple = 20 kHz 90 dB
PSRRVDD_2S VDD power-supply rejection ratio VDD = 1.8 V + 200 mVpp, fripple = 217 Hz 110 dB
VDD = 1.8 V + 200 mVpp, fripple = 1 kHz 110 dB
VDD = 1.8 V + 200 mVpp, fripple = 20 kHz 90 dB
AMPLIFIER PERFORMANCE - EXTERNAL PVDD Mode
POUT_EXT_PVDD Maximum Continuous Output Power - 1% THDN RL = 8 Ω + 33 µH 8.3 W
RL = 4 Ω + 33 µH 14.9 W
POUT_EXT_PVDD Maximum Continuous Output Power - 10% THDN RL = 8 Ω + 33 µH 10.3 W
RL = 4 Ω + 33 µH 18.4 W
RL = 4 Ω + 33 µH, PVDD=14V 24.5 W
ηSYSTEM_EXT_0.5W System Efficiency at POUT = 0.5W RL = 8 Ω + 33 µH 83.9 %
RL = 4 Ω + 33 µH 80.0 %
ηSYSTEM_EXT_1W System Efficiency at POUT = 1.0W RL = 8 Ω + 33 µH 88.1 %
RL = 4 Ω + 33 µH 84.2 %
ηSYSTEM_EXT_MAX_POUT System Efficiency at 1% THD+N power Level RL = 8 Ω + 33 µH 93.2 %
RL = 4 Ω + 33 µH 88.5 %
VN_EXT Idle channel Noise A-Weighted, Gain = 21dBV (Speaker Mode), DAC-Running 14.4 µV
DNR_EXT Dynamic Range A-Weighted, -60 dBFS Method, RL = 8 Ω + 33 µH 114.4 dB
THD+N_EXT Total Harmonic distortion + Noise POUT = 1 W, RL = 8 Ω + 33 µH, fin = 1 kHz 0.003 %
POUT = 1 W, RL = 4 Ω + 33 µH, fin = 1 kHz 0.004 %
KCP_EXT Click and pop performance All dynamic power up/downs of audio channel except for faults. Includes In/Out of Mute, Power Up and power Down, Noise Gate mode entry and Exit. Measured at Peak A-weighted Voltage. RL = 8 Ω + 33 µH, Input = Digital Silience –68 dBV
VOS_EXT Output Offset Voltage Idle channel –1 1 mV
PSRRPVDD_EXT PVDD power-supply rejection ratio PVDD = 12 V + 200 mVpp, fripple = 217 Hz 115 dB
PVDD = 12 V + 200 mVpp, fripple = 1 kHz 115 dB
PVDD = 12 V + 200 mVpp, fripple = 20 kHz 95 dB
PSRRVBAT_EXT VBAT power-supply rejection ratio VBAT = 3.6 V + 200 mVpp, fripple = 217 Hz 115 dB
VBAT = 3.6 V + 200 mVpp, fripple = 1 kHz 115 dB
VBAT = 3.6 V + 200 mVpp, fripple = 20 kHz 90 dB
PSRRVDD_EXT VDD power-supply rejection ratio VDD = 1.8 V + 200 mVpp, fripple = 217 Hz 110 dB
VDD = 1.8 V + 200 mVpp, fripple = 1 kHz 110 dB
VDD = 1.8 V + 200 mVpp, fripple = 20 kHz 90 dB
Current and Voltage (I-V) Sense
ISENSE_FS Current sense Full scale Input current Default programmable setting, Measured at -6dBFS 2 APK
ISENSE_ACC Current-sense accuracy fIN = 1kHz, POUT = 1W ±1 %
fIN = 1kHz, POUT = 1W, 2S mode of operation ±1 %
fIN = 1kHz, POUT = 1W, External PVDD mode ±1 %
VSENSE_FS Full scale Voltage input Default programmable setting, Measured at -6dBFS 13 VPK
VSENSE_ACC Voltage-sense accuracy fIN = 1kHz, POUT = 1W ±1 %
fIN = 1kHz, POUT = 1W, 2S mode of operation ±1 %
fIN = 1kHz, POUT = 1W, External PVDD mode ±1 %
V_BY_ILIN V/I sense gain relative Accuracy fIN = 20Hz - 20kHz, POUT ≥ 5mW to 0.1% THDN Power, , 0°C ≤ TAMB ≤ +70°C, Calibrated wrt. Pilot = -40dBFS/16Hz (Single Tone) ±0.4 %
fIN = 20Hz - 20kHz, POUT ≥ 5mW to 0.1% THDN Power, 0°C ≤ TAMB ≤ +70°C, Calibrated wrt. Pilot = -40dBFS/16Hz (Single Tone), 2S Mode of operation ±0.4 %
fIN = 20Hz - 20kHz, POUT ≥ 5mW to 0.1% THDN Power, 0°C ≤ TAMB ≤ +70°C, RL = 4 Ω + 33 µH, 5A I-sense Full scale, External PVDD, Calibrated wrt. Pilot = -40dBFS/16Hz (Single Tone) ±0.4 %
Boost Converter
VBOOST_RANGE Max Output Voltage programmability Range Programmable in steps of 66mV 5.5 15 V
VBOOST_STEP Class-H Output Voltage Step Size 33 mV
VBOOST Output Boost Voltage IO = 0.1A. Average output value. VBOOST_MAX_CTRL = max value 14.9 V
IBOOST_CL Peak Input Current Limit BST_ILIM = Max Setting 5.1 A
IBOOST_CL Peak Input Current Limit BST_ILIM = Min Setting  1.5 A
Peak Input Current Limit Programmable step size 39.1 mA
Boost Converter 2S Mode of operation
VBOOST_RANGE Output Voltage Range Programmable in steps of 66mV 10 15 V
VBOOST_STEP Class-H Output Voltage Step Size 33 mV
IBOOST_CL Peak Input Current Limit Max Setting 5.1 A
IBOOST_CL Peak Input Current Limit Min Setting 1.5 A
TDM Serial Port
PCM Sample Rates and FSYNC Input Frequency 16 192 kHz
SBCLK Input Frequency I2S/TDM Operation 0.512 24.57 MHz
SBCLK Maximum Input Jitter RMS Jitter below 40 kHz that can be tolerated without performance degradation 0.5 ns
RMS Jitter above 40 kHz that can be tolerated without performance degradation 5 ns
SBCLK Cycles per FSYNC in I2S and TDM Modes Values: 64, 96, 128, 192, 256, 384 and 512 64 512 Cycles
PCM Playback Characteristics to fs ≤ 48 kHz
fs Sample Rates 16 48 kHz
Audio Channel Passband LPF Corner Ripple < pass-band ripple 0.454 fs
Audio Channel Passband Ripple 20 Hz to LPF cutoff ± 0.1 dB
Audio Channel Stop Band Attenuation ≥ 0.55 fs 60 dB
≥ 1 fs 65 dB
Audio Channel Group Delay Fin = 1kHz, Class-H mode 31.5 1/fs
Fin = 1kHz, Class-H bypassed 6.5 1/fs
DC to 20kHz, HPF bypassed, Class-H bypassed 11.0 1/fs
DC to 20kHz, HPF bypassed, Class-H mode 37.0 1/fs
I-V Sense channel Low pass filter Cut-off frequency Ripple < pass-band ripple 0.417 kHz
IVSENSE_LPF_ENABLE = 1 , Ripple < pass-band ripple 0.125 kHz
I-V Sense Channel Passband Ripple 20Hz to 20kHz ± 0.1 dB
I-V Sense Channel Group Delay Fin = 1kHz 4.8 fs
DC to LPF Corner, HPF bypassed 13.7 fs
PCM Playback Characteristics to fs > 48 kHz
fs Sample Rates 88.2 192 kHz
Audio Channel Passband LPF Corner fs = 96 kHz 0.469 fs
fs = 192 kHz 0.234 fs
Audio Channel Passband Ripple 20 Hz to LPF cutoff ± 0.2 dB
Audio Channel Stop Band Attenuation fs = 96 kHz, fin ≥ 0.55 fs 60 dB
fs = 96 kHz, fin ≥ 1 fs 65 dB
fs = 192 kHz, 0.55 fs ≥ fin ≥ 0.275 fs 60 dB
Audio Channel Group Delay fin=1kHz, fs=96 kHz, Class-H mode 56.7 1/fs
DC to 40kHz, fs=96 kHz, HPF Bypassed, Class-H bypassed 8.6 1/fs
DC to 40kHz, fs=192 kHz, HPF Bypassed, Class-H Mode 117.8 1/fs
I-V Sense channel Low pass filter Cut-off frequency fs = 96kHz 0.208 kHz
fs = 192kHz 0.104 kHz
IVSENSE_LPF_ENABLE = 1, fs = 96kHz 0.125 kHz
IVSENSE_LPF_ENABLE = 1, fs = 192kHz 0.063 kHz
I-V Sense Channel Passband Ripple 20 Hz to 20kHz ±0.1 fs
I-V Sense Channel Group Delay Fin = 1kHz 6.3 fs
DC to LPF Corner, HPF bypassed  8.7 fs
Sense Circuits
Temperature Measurement Range –40 150 °C
Temperature Measurement Resolution 2 °C
Temperature Measurement Accuracy Measured at 25C ±2.5 °C
VBAT Measurement Range VBAT pin 6 V
VBAT Measurement Range VBAT_SNS pin 12 V
VBAT Measurement Resolution VBAT pin 1.25 mV
VBAT Measurement Resolution VBAT_SNS pin 2.5 mV
VBAT Measurement Accuracy VBAT pin, measured at 3.6V ±25 mV
VBAT Measurement Accuracy VBAT_SNS pin, measured at 7.2V ±50 mV
PVDD Measurement Range 18 V
PVDD Measurement Resolution 3.75 mV
PVDD Measurement Accuracy ±75 mV
Protection Circuits
Thermal shutdown temperature 140 °C
Thermal shutdown retry time 1.5 s
VBAT undervoltage lockout threshold (UVLO) UVLO is asserted 1.9 V
UVLO is released 2.3 V
VDD undervoltage lockout threshold (UVLO) UVLO is asserted 1.4 V
UVLO is released 1.6 V
PVDD undervoltage lockout threshold (UVLO) UVLO is asserted, external PVDD mode only 2.6 V
UVLO is released, external PVDD mode only 2.8 V
PVDD overvoltage lockout threshold (OVLO) OVLO is asserted, OVLO protection enabled.  16 V
Output Short circuit protection Output to Output, Output to GND, Output to PVDD, Output to VBAT,  H-bridge mode 4.1 A
Power up/down Time
TSTDBY Turn ON time from SDZ Asserted to device ready for i2c Command 300 us
TACTIVE Turn ON time from release of Software Shutdown to Amplifier output Active Volume ramping disabled 1.6 ms
Volume ramping enabled 3.9 ms
TTURNOFF Turn OFF time from assertion of Software Shutdown to Amplifier output Hi-Z Volume ramping disabled 0.2 ms
Volume ramping enabled 13.9 ms
Current Consumption - Internal Boost Mode
IQ_HW_SD Current consumption in Hardware Shutdown VBAT, SDZ=0 0.1 uA
VDD, SDZ=0 0.2 uA
IOVDD, SDZ=0 0.1 uA
IQ_SW_SD Current consumption in Software Shutdown VBAT, All clocks Stopped 0.1 uA
VDD, All clocks Stopped 12 uA
IOVDD, All clocks Stopped 0.1 uA
IQ_NG Current consumption in Idle channel VBAT, POUT = 0, Noise Gate enabled 0.19 mA
VDD, POUT = 0, Noise Gate enabled 2.6 mA
IOVDD, POUT = 0, Noise Gate enabled 0.1 mA
Total Power, POUT = 0, Noise Gate enabled 5.5 mW
IQ_IDLE Current consumption in Idle channel VBAT, POUT = 0, Noise gate disabled 0.65 mA
VDD, POUT = 0, Noise gate disabled 9.3 mA
IOVDD, POUT = 0, Noise gate disabled 0.1 mA
Total Power, POUT = 0, Noise gate disabled 19 mW
IQ_IDLE Current consumption in Idle channel, Low voltage battery mode of operation VBAT, POUT = 0, Noise gate disabled 0.67 mA
VBAT_LV (Current in SW + VBAT_SNS), POUT = 0, Noise gate disabled 0.3 mA
VDD, POUT = 0, Noise gate disabled 9.3 mA
IOVDD, POUT = 0, Noise gate disabled 0.1 mA
Total Power, POUT = 0, Noise gate disabled 20 mW
Current Consumption - Internal Boost Mode 2S Mode
IQ_HW_SD Current consumption in Hardware Shutdown VBAT, SDZ=0 0.1 uA
VBAT2S, SDZ=0 0.1 uA
VDD, SDZ=0 0.2 uA
IOVDD, SDZ=0 0.1 uA
IQ_SW_SD Current consumption in Software Shutdown VBAT, All clocks Stopped 0.1 uA
VBAT2S, All clocks Stopped 0.1 uA
VDD, All clocks Stopped 12 uA
IOVDD, All clocks Stopped 0.1 uA
IQ_NG Current consumption in Idle channel VBAT, POUT = 0, Noise gate enabled 0.1 mA
VBAT2S, POUT = 0, Noise gate enabled 0.1 mA
VDD, POUT = 0, Noise gate enabled 2.7 mA
IOVDD, POUT = 0, Noise gate enabled 0.1 mA
Total Power, POUT = 0, Noise gate enabled 5.8 mW
IQ_IDLE Current consumption in Idle Channel VBAT, POUT = 0, Noise gate disabled 0.5 mA
VBAT2S, POUT = 0, Noise gate disabled 0.35 mA
VDD, POUT = 0, Noise gate disabled 9.3 mA
IOVDD, POUT = 0, Noise gate disabled 0.1 mA
Total Power, POUT = 0, Noise gate disabled 21.2 mW
Current Consumption - External PVDD Mode
IQ_HW_SD Current consumption in Hardware Shutdown PVDD, SDZ=0 1 uA
VBAT, SDZ=0 0.1 uA
VDD, SDZ=0 0.2 uA
IOVDD, SDZ=0 0.1 uA
IQ_SW_SD Current consumption in Software Shutdown PVDD, All clocks Stopped 1 uA
VBAT, All clocks Stopped 0.1 uA
VDD, All clocks Stopped 12 uA
IOVDD, All clocks Stopped 0.1 uA
IQ_NG Current consumption in Idle channel PVDD, POUT = 0, Noise gate enabled 0.1 mA
VBAT, POUT = 0, Noise gate enabled 0.12 mA
VDD, POUT = 0, Noise gate enabled 2.6 mA
IOVDD, POUT = 0, Noise gate enabled 0.1 mA
Total Power, POUT = 0, Noise gate enabled 5.9 mW
IQ_IDLE Current consumption in Idle channel PVDD, POUT = 0, Noise gate disabled 0.2 mA
VBAT, POUT = 0, Noise gate disabled 0.5 mA
VDD, POUT = 0, Noise gate disabled 9.2 mA
IOVDD, POUT = 0, Noise gate disabled 0.1 mA
Total Power, POUT = 0, Noise gate disabled 20.5 mW
DIGITAL IOs
VIH High-level digital input logic voltage threshold All digital pins  0.7 x IOVDD V
VIL Low-level digital input logic voltage threshold All digital pins 0.3 x IOVDD V
VOH High-level digital output voltage All digital pins except SDA, SCL and IRQZ; IOH = 100µA IOVDD - 0.2 V V
VOL Low-level digital output voltage All digital pins except SDA, SCL and IRQZ; IOL = -100µA 0.2 V
VOL(I2C) Low-level digital output voltage SDA and SCL; IOL = -1mA 0.2 x IOVDD V
VOL(IRQZ) Low-level digital output voltage for open drain output IRQZ pin; IOL = -1mA 0.2 V
IIH Input logic-high leakage for digital inputs All digital pins; Input = IOVDD. -1 1 µA
IIL Input logic-low leakage for digital inputs All digital pins; Input = GND -1 1 µA
CIN Input capacitance for digital inputs All digital pins 5 pF
RPD Pull down resistance for digital input/IO pins when asserted on All digital pins. Pull down resistance option enabled 18 kΩ