Datasheet ADAU1361 (Analog Devices) - 7

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Data Sheet ADAU1361 Parameter Test Conditions/Comments Min Typ Max Unit
DAC TO HEADPHONE/EARPIECE PO = output power per channel OUTPUT Full-Scale Output Voltage (0 dB) Scales linearly with AVDD AVDD/3.3 V rms AVDD = 1.8 V 0.50 (1.41) V rms (V p-p) AVDD = 3.3 V 0.92 (2.60) V rms (V p-p) Total Harmonic Distortion + Noise −4 dBFS 16 Ω load AVDD = 1.8 V, PO = 6.4 mW −76 dB AVDD = 3.3 V, PO = 21.1 mW −82 dB 32 Ω load AVDD = 1.8 V, PO = 3.8 mW −82 dB AVDD = 3.3 V, PO = 10.6 mW −82 dB Power Supply Rejection Ratio CM capacitor = 20 μF 100 mV p-p @ 217 Hz 56 dB 100 mV p-p @ 1 kHz 67 dB Interchannel Isolation 1 kHz, 0 dBFS input signal, 32 Ω load, AVDD = 3.3 V Referred to GND 73 dB Referred to CM (capless headphone 50 dB mode) REFERENCE Common-Mode Reference Output CM pin AVDD/2 V
POWER SUPPLY SPECIFICATIONS Table 2. Parameter Test Conditions/Comments Min Typ Max Unit
SUPPLIES Voltage DVDDOUT 1.56 V AVDD 1.8 3.3 3.65 V IOVDD 1.63 3.3 3.65 V Digital I/O Current (IOVDD = 1.8 V) 20 pF capacitive load on all digital pins Slave Mode fS = 48 kHz 0.25 mA fS = 96 kHz 0.48 mA fS = 8 kHz 0.07 mA Master Mode fS = 48 kHz 0.62 mA fS = 96 kHz 1.23 mA fS = 8 kHz 0.11 mA Digital I/O Current (IOVDD = 3.3 V) 20 pF capacitive load on all digital pins Slave Mode fS = 48 kHz 0.48 mA fS = 96 kHz 0.9 mA fS = 8 kHz 0.13 mA Master Mode fS = 48 kHz 1.51 mA fS = 96 kHz 3 mA fS = 8 kHz 0.27 mA Analog Current (AVDD) See Table 3 Rev. D | Page 7 of 80 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/ Subaddress Data Bytes Serial Data Input/Output Ports Applications Information Power Supply Bypass Capacitors GSM Noise Filter Grounding Exposed Pad PCB Design 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) Outline Dimensions Ordering Guide