ADAU1381BCPZ Analog Devices Inc, ADAU1381BCPZ Datasheet - Page 12

• Manufacturer Part Number: ADAU1381BCPZ
• Description: IC AUDIO CODEC STEREO LN 32LFCSP
• Manufacturer: Analog Devices Inc
• Type: Stereo Audior

Specifications of ADAU1381BCPZ

• Data Interface: Serial, SPI™
• Resolution (bits): 24 b
• Number Of Adcs / Dacs: 2 / 2
• Sigma Delta: No
• S/n Ratio, Adcs / Dacs (db) Typ: 97 / 100
• Dynamic Range, Adcs / Dacs (db) Typ: 96.5 / 100
• Voltage - Supply, Analog: 1.8 V ~ 3.65 V
• Voltage - Supply, Digital: 1.63 V ~ 3.65 V
• Operating Temperature: -25°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 32-VFQFN, CSP Exposed Pad
• Audio Codec Type: Stereo
• No. Of Adcs: 2
• No. Of Dacs: 2
• No. Of Input Channels: 3
• No. Of Output Channels: 3
• Adc / Dac Resolution: 24bit
• Adcs / Dacs Signal To Noise Ratio: 100dB
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

ADAU1381
Digital Timing Diagrams
RIGHT-JUSTIFIED
RIGHT-JUSTIFIED
LEFT-JUSTIFIED
LEFT-JUSTIFIED
DAC_SDATA
DAC_SDATA
DAC_SDATA
ADC_SDATA
ADC_SDATA
ADC_SDATA
I
2
I
2
S MODE
S MODE
LRCLK
MODE
MODE
LRCLK
BCLK
MODE
MODE
BCLK
t
BIH
t
BIH
t
t
t
t
BIL
SIS
t
SODM
LIS
BIL
8-BIT CLOCKS
(24-BIT DATA)
12-BIT CLOCKS
(20-BIT DATA)
14-BIT CLOCKS
(18-BIT DATA)
16-BIT CLOCKS
(16-BIT DATA)
MSB
8-BIT CLOCKS
(24-BIT DATA)
12-BIT CLOCKS
(20-BIT DATA)
14-BIT CLOCKS
(18-BIT DATA)
16-BIT CLOCKS
(16-BIT DATA)
MSB
t
SIH
t
t
SODM
SIS
MSB – 1
MSB – 1
MSB
MSB
t
SIH
Figure 3. Serial Output Port Timing
Figure 2. Serial Input Port Timing
Rev. B | Page 12 of 84
t
t
SODM
SIS
MSB
MSB
t
SIH
t
SIS
LSB
LSB
t
t
SIH
LIH