Datasheet ADAU1761 (Analog Devices) - 8
| 制造商 | Analog Devices |
| 描述 | SigmaDSP Stereo, Low Power, 96 kHz, 24-Bit Audio Codec with Integrated PLL |
| 页数 / 页 | 93 / 8 — ADAU1761. Data Sheet. TYPICAL CURRENT CONSUMPTION. Table 3. Typical AVDD … |
| 修订版 | E |
| 文件格式/大小 | PDF / 1.4 Mb |
| 文件语言 | 英语 |
ADAU1761. Data Sheet. TYPICAL CURRENT CONSUMPTION. Table 3. Typical AVDD Current. Operating Voltage. Audio Path. Clock Generation
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ADAU1761 Data Sheet TYPICAL CURRENT CONSUMPTION
Master clock = 12.288 MHz, input sample rate = 48 kHz, input tone = 1 kHz, normal power management settings, ADC input @ −1 dBFS, DAC input @ 0 dBFS. For total power consumption, add the IOVDD current listed in Table 2.
Table 3. Typical AVDD Current Operating Voltage Audio Path Clock Generation Consumption (mA)
AVDD = IOVDD = 3.3 V Record stereo differential to ADC Direct MCLK 5.24 Integer PLL 6.57 DAC stereo playback to line output (10 kΩ) Direct MCLK 5.55 Integer PLL 6.90 DAC stereo playback to headphone (16 Ω) Direct MCLK 55.5 Integer PLL 56.8 DAC stereo playback to headphone (32 Ω) Direct MCLK 30.9 Integer PLL 32.25 DAC stereo playback to capless headphone (32 Ω) Direct MCLK 56.75 Integer PLL 58 Record aux stereo bypass to line output (10 kΩ) Direct MCLK 1.9 Integer PLL 3.3 AVDD = IOVDD = 1.8 V Record stereo differential to ADC Direct MCLK 4.25 Integer PLL 5.55 DAC stereo playback to line output (10 kΩ) Direct MCLK 4.7 Integer PLL 5.7 DAC stereo playback to headphone (16 Ω) Direct MCLK 30.81 Integer PLL 32 DAC stereo playback to headphone (32 Ω) Direct MCLK 18.3 Integer PLL 19.5 DAC stereo playback to capless headphone (32 Ω) Direct MCLK 32.6 Integer PLL 33.7 Record aux stereo bypass to line output (10 kΩ) Direct MCLK 1.9 Integer PLL 3.07 Rev. D | Page 8 of 93 Document Outline Features Applications General Description Functional Block Diagram Revision History Specifications Analog Performance Specifications Power Supply Specifications Typical Current Consumption Typical Power Management Measurements Digital Filters Digital Input/Output Specifications Digital Timing Specifications Digital Timing Diagrams Absolute Maximum Ratings Thermal Resistance ESD Caution Pin Configuration and Function Descriptions Typical Performance Characteristics System Block Diagrams Theory of Operation Startup, Initialization, and Power Power-Up Sequence Power Reduction Modes Digital Power Supply Input/Output Power Supply Clock Generation and Management Case 1: PLL Is Bypassed Case 2: PLL Is Used PLL Lock Acquisition Clocking and Sampling Rates Core Clock Sampling Rates PLL Integer Mode Fractional Mode Record Signal Path Input Signal Paths Analog Microphone Inputs Analog Line Inputs Digital Microphone Input Microphone Bias Analog-to-Digital Converters ADC Full-Scale Level Digital ADC Volume Control High-Pass Filter Automatic Level Control (ALC) ALC Parameters Noise Gate Function Playback Signal Path Output Signal Paths Routing Flexibility Headphone Output Capless Headphone Configuration Headphone Output Power-Up/Power-Down Sequencing Ground-Centered Headphone Configuration Jack Detection Pop-and-Click Suppression Line Outputs Control Ports Burst Mode Writing and Reading I2C Port Addressing I2C Read and Write Operations SPI Port Chip Address R/WB Subaddress Data Bytes Serial Data Input/Output Ports Applications Information Power Supply Bypass Capacitors GSM Noise Filter Grounding Exposed Pad PCB Design DSP Core Signal Processing Architecture Program Counter Features Startup Numeric Formats Numeric Format 5.23 Programming Program RAM, Parameter RAM, and Data RAM Program RAM Parameter RAM Data RAM Read/Write Data Formats Software Safeload Software Slew General-Purpose Input/Output GPIO Pins Set from the Control Port Control Registers Control Register Details R0: Clock Control, 16,384 (0x4000) R1: PLL Control, 16,386 (0x4002) R2: Digital Microphone/Jack Detection Control, 16,392 (0x4008) R3: Record Power Management, 16,393 (0x4009) R4: Record Mixer Left (Mixer 1) Control 0, 16,394 (0x400A) R5: Record Mixer Left (Mixer 1) Control 1, 16,395 (0x400B) R6: Record Mixer Right (Mixer 2) Control 0, 16,396 (0x400C) R7: Record Mixer Right (Mixer 2) Control 1, 16,397 (0x400D) R8: Left Differential Input Volume Control, 16,398 (0x400E) R9: Right Differential Input Volume Control, 16,399 (0x400F) R10: Record Microphone Bias Control, 16,400 (0x4010) R11: ALC Control 0, 16,401 (0x4011) R12: ALC Control 1, 16,402 (0x4012) R13: ALC Control 2, 16,403 (0x4013) R14: ALC Control 3, 16,404 (0x4014) R15: Serial Port Control 0, 16,405 (0x4015) R16: Serial Port Control 1, 16,406 (0x4016) R17: Converter Control 0, 16,407 (0x4017) R18: Converter Control 1, 16,408 (0x4018) R19: ADC Control, 16,409 (0x4019) R20: Left Input Digital Volume, 16,410 (0x401A) R21: Right Input Digital Volume, 16,411 (0x401B) R22: Playback Mixer Left (Mixer 3) Control 0, 16,412 (0x401C) R23: Playback Mixer Left (Mixer 3) Control 1, 16,413 (0x401D) R24: Playback Mixer Right (Mixer 4) Control 0, 16,414 (0x401E) R25: Playback Mixer Right (Mixer 4) Control 1, 16,415 (0x401F) R26: Playback L/R Mixer Left (Mixer 5) Line Output Control, 16,416 (0x4020) R27: Playback L/R Mixer Right (Mixer 6) Line Output Control, 16,417 (0x4021) R28: Playback L/R Mixer Mono Output (Mixer 7) Control, 16,418 (0x4022) R29: Playback Headphone Left Volume Control, 16,419 (0x4023) R30: Playback Headphone Right Volume Control, 16,420 (0x4024) R31: Playback Line Output Left Volume Control, 16,421 (0x4025) R32: Playback Line Output Right Volume Control, 16,422 (0x4026) R33: Playback Mono Output Control, 16,423 (0x4027) R34: Playback Pop/Click Suppression, 16,424 (0x4028) R35: Playback Power Management, 16,425 (0x4029) R36: DAC Control 0, 16,426 (0x402A) R37: DAC Control 1, 16,427 (0x402B) R38: DAC Control 2, 16,428 (0x402C) R39: Serial Port Pad Control, 16,429 (0x402D) R40: Control Port Pad Control 0, 16,431 (0x402F) R41: Control Port Pad Control 1, 16,432 (0x4030) R42: Jack Detect Pin Control, 16,433 (0x4031) R67: Dejitter Control, 16,438 (0x4036) R43 to R47: Cyclic Redundancy Check Registers, 16,576 to 16,580 (0x40C0 to 0x40C4) R48 to R51: GPIO Pin Control, 16,582 to 16,585 (0x40C6 to 0x40C9) R52 to R56: Watchdog Registers, 16,592 to 16,596 (0x40D0 to 0x40D4) R57: DSP Sampling Rate Setting, 16,619 (0x40EB) R58: Serial Input Route Control, 16,626 (0x40F2) R59: Serial Output Route Control, 16,627 (0x40F3) R60: Serial Data/GPIO Pin Configuration, 16,628 (0x40F4) R61: DSP Enable, 16,629 (0x40F5) R62: DSP Run, 16,630 (0x40F6) R63: DSP Slew Modes, 16,631 (0x40F7) R64: Serial Port Sampling Rate, 16,632 (0x40F8) R65: Clock Enable 0, 16,633 (0x40F9) R66: Clock Enable 1, 16,634 (0x40FA) Outline Dimensions Ordering Guide
ADAU1761 Data Sheet TYPICAL CURRENT CONSUMPTION
Master clock = 12.288 MHz, input sample rate = 48 kHz, input tone = 1 kHz, normal power management settings, ADC input @ −1 dBFS, DAC input @ 0 dBFS. For total power consumption, add the IOVDD current listed in Table 2.
Table 3. Typical AVDD Current Operating Voltage Audio Path Clock Generation Consumption (mA)
AVDD = IOVDD = 3.3 V Record stereo differential to ADC Direct MCLK 5.24 Integer PLL 6.57 DAC stereo playback to line output (10 kΩ) Direct MCLK 5.55 Integer PLL 6.90 DAC stereo playback to headphone (16 Ω) Direct MCLK 55.5 Integer PLL 56.8 DAC stereo playback to headphone (32 Ω) Direct MCLK 30.9 Integer PLL 32.25 DAC stereo playback to capless headphone (32 Ω) Direct MCLK 56.75 Integer PLL 58 Record aux stereo bypass to line output (10 kΩ) Direct MCLK 1.9 Integer PLL 3.3 AVDD = IOVDD = 1.8 V Record stereo differential to ADC Direct MCLK 4.25 Integer PLL 5.55 DAC stereo playback to line output (10 kΩ) Direct MCLK 4.7 Integer PLL 5.7 DAC stereo playback to headphone (16 Ω) Direct MCLK 30.81 Integer PLL 32 DAC stereo playback to headphone (32 Ω) Direct MCLK 18.3 Integer PLL 19.5 DAC stereo playback to capless headphone (32 Ω) Direct MCLK 32.6 Integer PLL 33.7 Record aux stereo bypass to line output (10 kΩ) Direct MCLK 1.9 Integer PLL 3.07 Rev. D | Page 8 of 93 Document Outline Features Applications General Description Functional Block Diagram Revision History Specifications Analog Performance Specifications Power Supply Specifications Typical Current Consumption Typical Power Management Measurements Digital Filters Digital Input/Output Specifications Digital Timing Specifications Digital Timing Diagrams Absolute Maximum Ratings Thermal Resistance ESD Caution Pin Configuration and Function Descriptions Typical Performance Characteristics System Block Diagrams Theory of Operation Startup, Initialization, and Power Power-Up Sequence Power Reduction Modes Digital Power Supply Input/Output Power Supply Clock Generation and Management Case 1: PLL Is Bypassed Case 2: PLL Is Used PLL Lock Acquisition Clocking and Sampling Rates Core Clock Sampling Rates PLL Integer Mode Fractional Mode Record Signal Path Input Signal Paths Analog Microphone Inputs Analog Line Inputs Digital Microphone Input Microphone Bias Analog-to-Digital Converters ADC Full-Scale Level Digital ADC Volume Control High-Pass Filter Automatic Level Control (ALC) ALC Parameters Noise Gate Function Playback Signal Path Output Signal Paths Routing Flexibility Headphone Output Capless Headphone Configuration Headphone Output Power-Up/Power-Down Sequencing Ground-Centered Headphone Configuration Jack Detection Pop-and-Click Suppression Line Outputs Control Ports Burst Mode Writing and Reading I2C Port Addressing I2C Read and Write Operations SPI Port Chip Address R/WB Subaddress Data Bytes Serial Data Input/Output Ports Applications Information Power Supply Bypass Capacitors GSM Noise Filter Grounding Exposed Pad PCB Design DSP Core Signal Processing Architecture Program Counter Features Startup Numeric Formats Numeric Format 5.23 Programming Program RAM, Parameter RAM, and Data RAM Program RAM Parameter RAM Data RAM Read/Write Data Formats Software Safeload Software Slew General-Purpose Input/Output GPIO Pins Set from the Control Port Control Registers Control Register Details R0: Clock Control, 16,384 (0x4000) R1: PLL Control, 16,386 (0x4002) R2: Digital Microphone/Jack Detection Control, 16,392 (0x4008) R3: Record Power Management, 16,393 (0x4009) R4: Record Mixer Left (Mixer 1) Control 0, 16,394 (0x400A) R5: Record Mixer Left (Mixer 1) Control 1, 16,395 (0x400B) R6: Record Mixer Right (Mixer 2) Control 0, 16,396 (0x400C) R7: Record Mixer Right (Mixer 2) Control 1, 16,397 (0x400D) R8: Left Differential Input Volume Control, 16,398 (0x400E) R9: Right Differential Input Volume Control, 16,399 (0x400F) R10: Record Microphone Bias Control, 16,400 (0x4010) R11: ALC Control 0, 16,401 (0x4011) R12: ALC Control 1, 16,402 (0x4012) R13: ALC Control 2, 16,403 (0x4013) R14: ALC Control 3, 16,404 (0x4014) R15: Serial Port Control 0, 16,405 (0x4015) R16: Serial Port Control 1, 16,406 (0x4016) R17: Converter Control 0, 16,407 (0x4017) R18: Converter Control 1, 16,408 (0x4018) R19: ADC Control, 16,409 (0x4019) R20: Left Input Digital Volume, 16,410 (0x401A) R21: Right Input Digital Volume, 16,411 (0x401B) R22: Playback Mixer Left (Mixer 3) Control 0, 16,412 (0x401C) R23: Playback Mixer Left (Mixer 3) Control 1, 16,413 (0x401D) R24: Playback Mixer Right (Mixer 4) Control 0, 16,414 (0x401E) R25: Playback Mixer Right (Mixer 4) Control 1, 16,415 (0x401F) R26: Playback L/R Mixer Left (Mixer 5) Line Output Control, 16,416 (0x4020) R27: Playback L/R Mixer Right (Mixer 6) Line Output Control, 16,417 (0x4021) R28: Playback L/R Mixer Mono Output (Mixer 7) Control, 16,418 (0x4022) R29: Playback Headphone Left Volume Control, 16,419 (0x4023) R30: Playback Headphone Right Volume Control, 16,420 (0x4024) R31: Playback Line Output Left Volume Control, 16,421 (0x4025) R32: Playback Line Output Right Volume Control, 16,422 (0x4026) R33: Playback Mono Output Control, 16,423 (0x4027) R34: Playback Pop/Click Suppression, 16,424 (0x4028) R35: Playback Power Management, 16,425 (0x4029) R36: DAC Control 0, 16,426 (0x402A) R37: DAC Control 1, 16,427 (0x402B) R38: DAC Control 2, 16,428 (0x402C) R39: Serial Port Pad Control, 16,429 (0x402D) R40: Control Port Pad Control 0, 16,431 (0x402F) R41: Control Port Pad Control 1, 16,432 (0x4030) R42: Jack Detect Pin Control, 16,433 (0x4031) R67: Dejitter Control, 16,438 (0x4036) R43 to R47: Cyclic Redundancy Check Registers, 16,576 to 16,580 (0x40C0 to 0x40C4) R48 to R51: GPIO Pin Control, 16,582 to 16,585 (0x40C6 to 0x40C9) R52 to R56: Watchdog Registers, 16,592 to 16,596 (0x40D0 to 0x40D4) R57: DSP Sampling Rate Setting, 16,619 (0x40EB) R58: Serial Input Route Control, 16,626 (0x40F2) R59: Serial Output Route Control, 16,627 (0x40F3) R60: Serial Data/GPIO Pin Configuration, 16,628 (0x40F4) R61: DSP Enable, 16,629 (0x40F5) R62: DSP Run, 16,630 (0x40F6) R63: DSP Slew Modes, 16,631 (0x40F7) R64: Serial Port Sampling Rate, 16,632 (0x40F8) R65: Clock Enable 0, 16,633 (0x40F9) R66: Clock Enable 1, 16,634 (0x40FA) Outline Dimensions Ordering Guide